General Science Solutions for SSC CHSL and Railway Exam 2018
ekk121 | 18-02-25

PHYSICS

1> If an object is falling from above, its weight remains ?

(a) Zero
(b) Same
(c) Change
(d) None of the above

2> The weight of anybody is ?

(a) Same at every place on earth’s surface
(b) Maximum at poles
(c) More on equator
(d) More on mountains than in planes

3> At which temperature density of water is maximum? 

(a) 4°C
(b) 0°C
(c) –4°C
(d) –8°C

4> The clouds float in the atmosphere because of their low ?

(a) Temperature
(b) Velocity
(c) Pressure
(d) Density

5> In fiber-optics communication, the signal travels in the form of ?

(a) Lightwave
(b) Radio wave
(c) Microwave
(d) Electric wave

6> The image formed on Retina is ?

(a) Equal to object but inverted
(b) Smaller than object but straight
(c) Smaller than object but inverted
(d) Equal to object but straight

7> When water is heated from 0°C to 10°C. It’s volume  ?

(a) Increases
(b) Decreases
(c) Does not change
(d) First decreases and then increases

8> Sound waves  ?

(a) Can travel in vacuum
(b) Can travel only in solids
(c) Can travel only in gases.
(d) Can travel both in solid and gaseous medium.

9> Who discovered Television? 

(a) Edison
(b) Galileo
(c) Baird
(d) Franklin

10> The characteristic of super conductor is ?

(a) High permeability
(b) Low permeability
(c) Zero permeability
(d) Infinite permeability

ANSWER:- 1> B ,   2> B ,   3> A,   4>D,   5>A,   6>C,   7>D,   8>D,   9>C,  10>C .

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