If 'L' is the span of a light suspension bridge, whose, each cable carries total weight (w) and the central dip is 'y', the horizontal pull at each support is _____.
Sign in
Please select an account to continue using cracku.in
↓ →
If 'L' is the span of a light suspension bridge, whose, each cable carries total weight (w) and the central dip is 'y', the horizontal pull at each support is _____.
The vehicle moving on a level circular path will exert pressure such that ........
Loading solution...
Which one of the following laws is not applicable for a simple pendulum?
Loading solution...
In order to double the period of a simple pendulum .................
Loading solution...
A body is vibrating at 10 vibrations/second in Simple Harmonic Motion of 10 cm amplitude. The maximum velocity in cm/sec can be _____.
Loading solution...
The sum of kinetic and potential energy of a falling body ..........
Loading solution...
If two bodies, one light and other heavy, have equal kinetic energy, which one has a greater momentum?
Loading solution...
A bucket of water weighing 10 kg is pulled up from a 20 m deep well by a rope weighing 1 kg/m length, then the work done is _____.
Loading solution...
Which of the following is an example of a body undergoing translational equilibrium?
Loading solution...
A boy is swinging on a swing. If another boy sits along with him without disturbing his motion, then the time period of swing will _____.
Loading solution...
The type of motion when the acceleration is proportional to displacement is called _____.
Loading solution...
The escape velocity of a body on earth _____.
Loading solution...
The velocity of the satellite in an orbit close to earth's surface depends on _____.
Loading solution...
A circular disc rolls down an inclined plane, the fraction of its total energy associated with its rotation is _____.
Loading solution...
An object weighs 60 gm in air, 50 gm in water and 40 gm in oil. Then the specific gravity of the oil will be _____.
Loading solution...
The value of coefficient of velocity compared to coefficient of discharge _____.
Loading solution...
Property of a fluid by which molecules of different kinds of fluids are attracted to each other is called _____.
Loading solution...
The depth of water below the spillway and after hydraulic jump are 1 m and 6 m respectively. The head loss will be _____.
Loading solution...
If no resistance is encountered by displacement, such a substance is known as _____.
Loading solution...
Head loss in turbulent flow in a pipe _____.
Loading solution...
The force exerted by the jet on fixed plate shown in the figure below is equal to :

Loading solution...
A weir system in which the downstream water level of the weir nappe is higher than the crest is called _____.
Loading solution...
For starting an axial flow pump, its delivery valve should be _____.
Loading solution...
Equation of continuity results from the principal of conservation of _____.
Loading solution...
When a piping system is made up primarily of friction head and very little of vertical lift, then pipe characteristics should be _____.
Loading solution...
The hydraulic mean depth for a circular pipe of diameter 'd' running full is equal to _____.
Loading solution...
In a centrifugal pump, the liquid enters the pump from _____.
Loading solution...
Head loss in a flowing fluid is experienced due to _____.
A. friction at surface
B. change of direction
C. change of section of passage
D. obstruction in passage
Loading solution...
High specific speed of turbine implies that it is _____.
Loading solution...
One dimensional flow is _____.
Loading solution...
Specific speed of a turbine depends upon _____.
Loading solution...
If a mouthpiece is running full at the outlet, the vacuum at vena-contracta _____.
Loading solution...
When a fluid flows in concentric circles, it is known as _____.
Loading solution...
Maximum impulse will be developed in hydraulic ram when _____.
Loading solution...
Critical-depth meter is used to measure _____.
Loading solution...
Medium specific speed of a pump implies that it is _____.
Loading solution...
The hydraulic grade line is _____.
Loading solution...
The ratio of depth of bucket for a Pelton wheel to the diameter of jet is of the order of _____.
Loading solution...
The contraction of area for flow through orifice in tank depends on _____.
A. shape of orifice
B. size of orifice
C. head in tank
Loading solution...
The flow at critical depth in an open channel is _____.
Loading solution...
In Kaplan turbine runner, the number of blades is generally of the order _____.
Loading solution...
Air vessels in reciprocating pump are used to _____.
Loading solution...
A hydraulic intensifier normally consists of _____.
Loading solution...
Cavitation is caused by _____.
Loading solution...
Which of the following pumps is used for pumping viscous fluids?
Loading solution...
Steel whose elements are used for the purpose of modifying the mechanical properties of plain carbon steel is called _____.
Loading solution...
Alloy steel containing 36% nickel is called _____.
Loading solution...
Carbon steel is _____.
Loading solution...
Percentage of carbon in steel is _____.
Loading solution...
Hardness of steel depends on _____.
Loading solution...
____ is added to raise the yeild point of low carbon steel.
Loading solution...
An alloy steel contains _____.
Loading solution...
Alloy steel as compared to carbon steel is more _____.
A. tough
B. b
C. fatigue resistance
Loading solution...
Steel which destroys by burning is called _____.
Loading solution...
In steel, main alloy causing corrosion resistance is _____.
Loading solution...
The crest diameter of a screw thread is same as _____.
Loading solution...
The function of a washer is to _____.
Loading solution...
The rivet head for general purpose shown in the figure below is:

Loading solution...
The key shown in the figure below is:

Loading solution...
Fibrous fracture occurs in _____.
Loading solution...
For tight leakage joints, following type of thread is best suited _____.
Loading solution...
A backing ring is used inside the pipe joint when making a _____.
Loading solution...
Which of the following pipe joints would be suitable for pipes carrying steam?
Loading solution...
Antifriction bearings are:-
A. Sleeve bearings
B. Hydrodynamic bearings
C.Thin lubricated bearings
D. Ball and roller bearings
Loading solution...
In V-belt drive, belt touches _____.
Loading solution...
In standard taper roller bearings, the angle of taper of outer raceway is _____.
Loading solution...
Basic shaft is one _____.
Loading solution...
Allen bolts are _____.
Loading solution...
If the tearing efficiency of a riveted joint is 60%, then ratio of rivet hole diameter to the pitch of rivets is _____.
Loading solution...
A riveted joint may fail due to:-
A. Shearing of the rivet
B. Shearing off the plate at an edge
C. Crushing of the rivet
Loading solution...
The same volume of all gases would represent their _____.
Loading solution...
Extensive property of a system is one whose value _____.
Loading solution...
In an isothermal process, the internal energy of gas molecules _____.
Loading solution...
The more effective way of increasing efficiency of Carnot engine is to _____.
Loading solution...
Under ideal conditions, isothermal, isobaric, isochoric and adiabatic processes are _____.
Loading solution...
Total heat of a substance is also known as _____.
Loading solution...
In a Carnot cycle, heat is transferred at _____.
Loading solution...
Change of entropy depends upon _____.
Loading solution...
Compressed air coming out from a punctured football _____.
Loading solution...
The ratio of actual cycle efficiency to that of ideal cycle efficiency is called _____.
Loading solution...
Which of the following cycles is not a reversible cycle?
A. Carnot
B. Ericsson
C. Stirling
D. Joule
Loading solution...
A system will be thermodynamic equilibrium only if it is in _____.
A. Thermal equilibrium
B. Mechanical equilibrium
C. Chemical equilibrium
Loading solution...
Two gases A and B with their molecular weights 28 and 44 respectivelly, expand at constant pressures through the same temperature range. The ratio of quantity of work done by the two gases (A : B) is _____.
Loading solution...
Davis steering gear consists of _____.
Loading solution...
Properties of substances like pressure, temperature and density, in thermodynamic co-ordinates are _____.
Loading solution...
The refrigeration plants are charged by refrigerants from the cylinder at the _____.
Loading solution...
Which of the following refrigerant characteristics change constantly during the cooling cycle?
Loading solution...
Moisture in a refrigerant system is removed by _____.
A. Driers
B. Filter driers
C. Desiccants
Loading solution...
The most suitable refrigerant for a commercial ice plant is _____.
Loading solution...
Fittings in ammonia absorption refrigeration system are made of _____.
Loading solution...
Lithium bromide in vapour absorption refrigeration system is used as _____.
Loading solution...
The condenser and evaporator tubes in a Freon refrigeration plant are made of _____.
Loading solution...
Vertical lines on pressure-enthalpy chart show constant _____.
Loading solution...
The coefficient of performance is the ratio of the refrigerant effect to the _____.
A. Heat of compression
B. Work done by compressor
C. Enthalpy increase in compressor
Loading solution...
Moisture in Freon refrigeration system causes _____.
Loading solution...
Efficiency of the Carnot engine is given as 80%. If the cycle direction be reversed, what will be the value of coefficient of performance of reversed Carnot cycle?
Loading solution...
During the sensible cooling process _____.
Loading solution...
On psychrometric chart, wet bulb temperature lines are _____.
Loading solution...
If air is heated without changing its moisture content, the dew point will _____.
Loading solution...
Air is normally dehumidified by _____.
Loading solution...
Select the related word/letters/number from the given alternatives.
Quarter : Half : : Single : ?
Loading solution...
Select the related word/letters/number from the given alternatives.
Ball : Sun : : Cigarette : ?
Loading solution...
Select the related word/letters/number from the given alternatives.
Allot : A lot : : ?
Loading solution...
Select the related word/letters/number from the given alternatives.
HFDB : GEC : : YWUS : ?
Loading solution...
Select the related word/letters/number from the given alternatives.
Grace : Career : : Sitar : ?
Loading solution...
Select the related word/letters/number from the given alternatives.
Destine : Inertia : : Bison : ?
Loading solution...
Select the related word/letters/number from the given alternatives.
99 : 18 : : 77 : ?
Loading solution...
Select the related word/letters/number from the given alternatives.
586 : 364 : : 824 : ?
Loading solution...
Select the related word/letters/number from the given alternatives.
224 : 112 : : 326 : ?
Loading solution...
Select the odd word/letters/number/word pair/number pair from the given alternatives.
Loading solution...
Loading solution...
Loading solution...
Loading solution...
Loading solution...
Loading solution...
Loading solution...
Loading solution...
Loading solution...
In the given series one word/one term/one number is missing. Select the correct alternative from the given ones that will complete the series.
DDRFTG, CVVBHT, DCEERT, DCFRRT, ?
Loading solution...
Super, Erratic, Icebox, Oxen, ?
Loading solution...
run, anon, clasp, rotted, ?
Loading solution...
Y, U, Q, M, ?
Loading solution...
kpu, jot, ins, hmr, ?
Loading solution...
XXXXOXO, XXXOXOX, XXOXOXX, XOXOXXX, ?
Loading solution...
-7, -3, ?, 8, 15
Loading solution...
2, 1.25, ?, $$\frac{-1}{4}$$, -1
Loading solution...
13, ?, 19, 23, 29
Loading solution...
If m > l, m < n and n < o, which of the following must be true?
I. l < o
II. n > l
Loading solution...
The weights of five boxes are 20, 30, 40, 70 & 90 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes?
Loading solution...
If the letters E, D, X, S, P & O are numbered 1, 2, 3, 4, 5 & 6 respectively. Select that combination of numbers so that letters arranged accordingly, form a meaningful word.
Loading solution...
If DISCERNS is coded as WRHXVIMH, then how will AGO be coded as?
Loading solution...
In a certain code language, 639 means 'wood is hard', 657 means 'fur is soft', 135 means 'hard or soft'. Find the code for 'or'.
Loading solution...
In a certain code language, '+' represents '$$\times$$', '-' represents '+', '$$\times$$' represents '$$\div$$' and '$$\div$$' represents '-'. Find out the answer to the following question.
$$0.0625 + 800 - 234 \times 6 = ?$$
Loading solution...
If A @ B means A is father of B, A # B means A is brother of B and A ! B means A is son of B, then what does L # M @ N ! O mean?
Loading solution...
If 62#51 = 0, 82#54 = 5 then find the value of 72#66 = ?
Loading solution...
Which of the following words follows the trend of the given list?
Visual, Avarice, Savour, Salvage, Saliva, ?
Loading solution...
Which of the following terms follow the trend of the given list?
FEEFEE, EFEEFE, EEFEEF, ?
Loading solution...
A postman cycles 4 km West, then turns South and cycles 7 km, then turns East and cycles 4 km, then turns to his left and cycles 10 km. Where is he now with reference to his starting position?
Loading solution...
Two persons A and B start from the same point. A walks 4 m North, then turns to his right and walks 3 m. At the same time, B has walked 9 m East , then he turned to his left and walked 4 m. Where is B now with respect to the position of A?
Loading solution...
In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.
Statement 1 : Some villagers are poor.
Statement 2 : All poor are nice people.
Conclusion I: Some nice people are villagers.
Conclusion II: No villagers are nice people.
Loading solution...
In the question a statement is given, followed by two arguments, I and II. You have to consider the statement to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given arguments, if any, is a strong argument.
Statement : Should local train tickets be subsidized?
Argument I : No, In an environment where locals trains are overcrowded, subsidy will worsen the situation.
Argument II : Yes, Local trains reduce number of vehicles on the road, thus reducing pollution, reduce costs and travel time.
Loading solution...
Which of the following cube in the answer figure cannot be made based on the unfolded cube in the question figure?

Loading solution...
Which of the following answer figure patterns can be combined to make the question figure?

Loading solution...
Which of the following diagrams represents the relationship between
Chinese, Indians and Asians ?
Loading solution...
In the following figure, square represents hockey players, triangle represents cricket players, circle represents kabaddi players and rectangle represents football players. Which set of letters represents hockey players who do not play football and cricket players who play kabaddi?

Loading solution...
Which answer figure will complete the pattern in the question figure?

Loading solution...
From the given answer figures, select the one in which the question figure is hidden/embedded.

Loading solution...
A piece of paper is folded and punched as shown below in the question figures. From the given answer figures, indicate how it will appear when opened.

Loading solution...
If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

Loading solution...
A word rs represented by only one set of numbers as given in any one of the alternatives. The sets of numbers yen in the alternatives are represented by two classes of alphabets as shown in the given two matrices. The columns and rows of Matrix-I are numbered from 0 to 4 and that of Matrix-II are numbered from 5 to 9. A letter from these matrices can be represented best by its row and next by its column, for example 'Z' can be represented by 20, 23 etc and 'A' can be represented by 65, 57 etc. Similarly, you have to identify the set for the word 'TOWER'.

Loading solution...
The ____________ set is the collection of all bundles that the consumers can buy with their income at the prevailing market prices.
Loading solution...
Economists define unemployed person as one who is not able to get even 1 hour of work in __________.
Loading solution...
If C = Consumption, I = Investment, G = Government spending, Ex = exports & Im = Imports, then GDP =
Loading solution...
Price of an article decreases from Rs 40 to Rs 30 when quantity demanded increases from 1000 units to Q2 units. If point elasticity of demand is -0.8, then what is the value of Q2?
Loading solution...
Monotonicity of preferences implies that the indifference curve is ___________ sloping.
Loading solution...
Which of the following writs is issued when the court finds that a particular office holder is not doing legal duty and thereby is infringing on the rights of an individual?
Loading solution...
A few days before Independence, the Maharaja of _____________, Bodhachandra Singh, signed the Instrument of Accession with the Indian government.
Loading solution...
In the Indian Constitution, the idea of Residual Powers has been borrowed from the _______________ Constitution.
Loading solution...
Article 42 of the Indian Constitution "Provision for justice and humane conditions of work and maternity relief" deals with?
Loading solution...
Which commission suggested that jobs in the Central Government should be reserved for the 'Other Backward Classes' (OBC)?
Loading solution...
With reference to the 1857 revolt consider the following statements.
1. The sepoys of Meerut appealed to Bahadur Shah Zafar to accept the leadership of the revolt.
2. In Kanpur, the sepoys made Nana Sahib as their leader.
3. In Awadh, Rani Laxmibai was made the leader.
Which of the given statements is/are correct?
Loading solution...
One of the most important descriptions of the city of __________________ in the fifteenth century comes from Abdur Razzaq Samarqandi.
Loading solution...
Charles Cornwallis was the Governor General of ________ when the Permanent Settlement was introduced there in 1793.
Loading solution...
The French Revolution, a period that brought far-reaching social and political upheaval in France, began in _________.
Loading solution...
When did the epidemic of Black Death (a type of Plague) spread in entire Europe?
Loading solution...
With reference to an earthquake consider the following statements.
1. The point where the energy of an earthquake is released is called the hypocentre.
2. The point on the surface, nearest to the focus of the earthquake, is called epicentre.
3. Epicentre is a point directly below the focus of an earthquake.
Which of the statements given above is / are corrrect?
Loading solution...
Which of the following places in India has off shore petroleum reserves?
Loading solution...
The earth's radius is approximately ___________.
Loading solution...
Which of the following indian rivers discharges its waters in the Arabian Sea?
Loading solution...
The Khardung La pass is associated with which mountain range?
Loading solution...
Which of the following has a Fusiform root?
Loading solution...
Double fertilization is a complex fertilization mechanism of ____________.
Loading solution...
The nuclear membrane is absent in the cells of organisms belonging to which kingdom?
Loading solution...
____________ are composed of long, fibrous proteins as filaments that slide past each other when a muscle contracts or relaxes.
Loading solution...
Which of the following is the first stage of mitosis?
Loading solution...
The scientific and objective study of animal behaviour is called ______________.
Loading solution...
Read the pairs given below -
Size of Object or distance : Length (in m)
1. Size of a proton : 10-15
2. Length of a typical virus : 10-8
3. Distance of Sun from Earth : 105
4. Thickness of a paper : 10-1
Which of the above pairs are correctly matched?
Loading solution...
Which of the following is the correct formula for magnification while using a concave mirror?
Loading solution...
A thermodynamic process during which the volume of the closed system in consideration remains constant is called ____________.
Loading solution...
Which of the following is the correct order of electromagnetic radiation arranged in order of increasing frequency?
Loading solution...
Which of the following is, "A device used to connect two separate Ethernet networks into one extended Ethernet."?
Loading solution...
________________ is a language for the specification of procedures for the retrieval (and sometimes also modification) of information from a database.
Loading solution...
Read the pairs given below -
Name : Formula
1. Acetone : $$CH_2OHCHOHCH_2OH$$
2. Ethanal : $$CH_3CHO$$
3. Formaldehyde : $$HCHO$$
4. Glycerol : $$CH_3COCH_3$$
Which of the above pairs are correctly matched?
Loading solution...
What is the IUPAC name of tert-Butyl bromide?
Loading solution...
Francium is highly radioactive; its longest-lived isotope223Fr has a half-life of only _____________.
Loading solution...
Which of the following elements has the highest atomic number?
Loading solution...
Which of the following statements is true?
Loading solution...
_____ is the rigid top layer of the earth.
Loading solution...
While testing pollution in water a high coliform count indicates high levels of ______.
Loading solution...
Which of the following gases present in the earth's atmosphere absorbs ultraviolet radiation emitted from the sun?
Loading solution...
What is India's National Fruit?
Loading solution...
Donald Trump is the _____ President of USA.
Loading solution...
Who invented the Video Game Console?
Loading solution...
Who discovered the neutron and its properties?
Loading solution...
Whom did Roger Federer beat in Australian Open 2017 Men's Singles Final?
Loading solution...
Bhupen Khakkar was a renowned ___________.
Loading solution...
The Lotus Temple is located in Delhi, India. It is composed of how many free-standing marble-clad "petals"?
Loading solution...
Onam is a traditional Hindu festival celebrated in ________.
Loading solution...
Oliver Hart won Nobel Prize in 2016 for his contribution in the field of __________.
Loading solution...
"The Great Gatsby" has been authored by ______________.
Loading solution...
Start your IIM journey with the right preparation and crack CAT 2026.
Educational materials for JEE preparation