SSC JE Mechanical Engineering 3rd March 2017 Shift-2

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For the following questions answer them individually
SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 2

Which of the following would lead to a reduction in thermal resistance?

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SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 4

The parameter(s) responsible for loss of heat from a hot pipe surface in a room without fans would include _____.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 5

The figure given below shows the variation of temperature across the thickness of materials with different thermal conductivities under steady states. Curve C will be the applicable when thermal conductivity of the material ____

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 6

On a summer day, a scooter rider feels more comfortable while on the move than while at a stop light because _____.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 17

A perpetual motion machine of the first kind i.e. a machine which produces power without consuming any energy is _____.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 22

Film coefficient is the ratio of _____.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 26

The indicator diagram shown in the figure below obtained on a compressor shows that _______.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 32

Buoyant force is _____.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 37

A vertical sluice gate 3m wide and 2.5m deep contains water on both of its sides. On the upstream side. the water is 5m deep and on the downstream side it is 2m deep from the bottom of the sluice. What is the resultant pressure on the gate?

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SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 60

In an inward flow reaction of turbine _____.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 63

A friction circle is a circle drawn when the journal rotates in a bearing. Its radius depends on the coefficient of friction and _____.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 66

Rotating shafts tend to of vibrate violently at whirling speeds because _____.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 78

The buckling load will be maximum for a column if _____.

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SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 85

A square sheet of metal has a square of one quarter of the original area cut from one corner as shown in the figure. Which of the following statements is true about the position of the centre of gravity of the remaining portion of the sheet?

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 86

A steel bar 20 mm in diameter simply supported at its ends over a total span of 40 cm, carries a load at its center. If the maximum stress included in the bar is limited to 480/π N/mm2 then the bending strain energy stored in the bar is _____.

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SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 138

A fishing boat sails 5 km South in still waters, then turns East and sails 8 km, then turns North and sails 5 km, then turns to its right and sails 10 km. Where is the boat now with reference to its starting position?

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 139

Two people A and B start walking from the same point. A walks 15 m East, then turns south and walks 5 m. At the same time, B walks 5 m South, then he turns to his left and walks 25 m. Where is B now with respect to the position of A?

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 140

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: All babies are toys.
Statement 2: All children are toys.

Conclusion I: Some Children are babies.
Conclusion II: No Child is a baby.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 141

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 prison term of those criminals who have shown good behaviour be reduced?

Argument I : No, if they are freed they will again commit crimes.
Argument II : Yes, this will incentivise others to show good behaviour.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 145

In the following figure, square represents boys, triangle represents girls, circle represents cricket players and rectangle represents hockey players. Which set of letters represents girls who do not play hockey and boys who do not play cricket?

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 150

A word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given 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 first by its row and next by its column, for example 'T' can be represented by 10, 32 etc and 'A' can be represented by 65, 56 etc. Similarly, you have to identify the set for the word 'WOVEN'.

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 155

Consider the following pairs
Name : Formula
1] Ethanamine : CH2 = CHCH2Br
2] 3-Bromopropene : CH3 = CH2-NH2
3] 2-Bromo-2-methylpropane : (CHc:3CBr
4] 2-Methoxypropanal : CH3CH(OCHc:CH

Which of the above pairs are correctly matched?

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SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 165

Which of the following is true with respect to LRAC (Long run average cost) and LRMC (Long run marginal cost) ?

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 174

With reference to the interior of the earth consider the following statements.

1] The earth’s radius is 6,370 km.
2] The deepest drill at Kola, in Arctic Ocean, has so far reached a depth of 12 km.
3] Rocks along a fault tend to move in the same direction.

Which of the statements given above is / are correct?

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 179

With reference to the 1857 revolt consider the following statements.

1] In major towns like Lucknow, Kanpur and Bareilly, moneylenders and the rich also became the objects of rebel wrath.
2] The 7th Awadh Irregular Cavalry had refused to accept the new cartridges in early May.
3] Captain Hearsey of the Awadh Military Police was hanged by his Indian subordinates during the mutiny.

Which of the statements given above is / are correct?

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 185

Consider the following pairs.

Size of Object or distance : Length ( in m)
1] Size of hydrogen atom : 10-10
2] Height of mount Everest above sea level :10 8
3] Distance of moon from Earth : 1012
4] Distance to Andromeda galaxy : 1022

Which of the above pairs are correctly matched?

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 190

All of the following are the characteristics of a Proportional Representation system, except _________ .

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 191

Which of the following is false with reference to Parliamentary type of executive?

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