# General Science Quiz for RRB NTPC PDF

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## General Science Quiz for RRB NTPC PDF

Download RRB NTPC General Science Questions and Answers PDF. Top 15 RRB NTPC General Science  questions based on asked questions in previous exam papers very important for the Railway NTPC exam.

Question 1: In a multicylinder diesel engine, the cylinders are fired in a particular sequnce

a) to reduce fuel consumption

b) to reduce knocking

c) to reduce engine vibrations

d) all of the above

Question 2: Domestic supply of electricity in India is 220 V AC. V refers to the …….. Voltage.

a) rms value

b) peak value

c) mean value

d) minimum value

Question 3: Which of the following is not a food borne disease ?

a) Amoebiasis

b) Cholera

c) Influenza

d) Hepatitis A

Question 4: What is the name of the mode of reproduction by which the offspring arises from a single parent and inherits the genes of that parent only ?

a) Sexual

b) Asexual

c) Vegetative

d) Mono sexual

Question 5: A ray of light hits a plane mirror at 60° from the normal What is the angle between the reflected ray and the surface of the mirror ?

a) 30° from bormal

b) 90° from mirror

c) 90° from normal

d) 30° from mirror

Question 6: If the potential difference across an electric bulb is 4.6 V and the current flowing through it is 0.25A what is the resistance of the bulb ?

a) 1.15Ω

b) 18.4Ω

c) 0.1Ω

d) 0.625Ω

Question 7: The force of attraction or repulsion between charges follows

a) Square law

b) Inverse square law

c) Both (1) and (2)

d) None of these

Question 8: What is the formula of Sodium Zincate ?

a) $NaZnO_{2}$

b) $Na_{2}ZnO_{2}$

c) $NaZn_{2}O_{2}$

d) $Na_{3}ZnO_{2}$

Question 9: Rhizome is an underground modification of ?

a) root

b) stem

c) leaf

d) fruit

Question 10: A body is floating in water at 4°C If temperature reaches 100°C then the body will ?

a) sink fully

b) float freely

c) have some more part of itself submerged under water

d) have no change in its position

Question 11: Which of the following human hormones contains iodine ?

a) Oxytocin

b) Progesterone

d) Thyroxine

Question 12: Which part of plant respires ?

a) Leaf

b) Roots

c) Seeds

d) All of these

Question 13: The dimension of the ratio of angular to linear momentum is:

a) MC LC TC

b) $MLT^{-1}$

c) $ML^{2}T^{-1}$

d) $M^{-1} L^{-1} T^{-1}$

Question 14: In a projectile motion, the velocity:

a) is always perpendicular to the acceleration

b) is never perpendicular to the acceleration

c) is perpendicular to the acceleration for only one instant

d) is perpendicular to the acceleration for two instants only

Question 15: Which is not an insectivorous plant ?

a) Pitcher plant

c) Butterwort

d) Hornwort