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Poonia4India : Important GK Questions from Science (Physics) for SSC/FCI Exam Set-7

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The List of Important GK questions from general science were given here, Candidates those who are preparing for the SSC CHSL/FCI Exam can use this material.

1).Radio waves have
a)    Short wavelength
b)    High frequency
c)    Short wavelength and High frequency
d)    Long wavelength and High frequency

2).A permanent magnet is made up of which type of substance
a)    Ferromagnetic
b)    Diamagnetic
c)     Anti-Ferromagnetic  
d)     All the three

3).The sky is blue in color because of
a)    The moisture present in the air   
b)    The scattering of light by dust particles  of air molecules
c)    Combination of various lights producing blue color
d)    All of these

4).Light emerging from a nicol prism has
                 a)  Vibrations in all directions
                 b)  No vibrations at all
                 c) Vibrations in two mutually perpendicular directions
                 d)  Vibrations in only one direction

5).Sound waves in air are
a)    transverse waves  
b)    longitudinal waves
c)    many be both types
d)    none of these

6).The unit of refractive index is
a)    meter
b)    degree
c)    no unit
d)    second

7).The density of pure water will be
               a) Maximum at 4〫C 
               b) Minimum at 4〫C
               c) Maximum at 0〫C
               d) Minimum at 0〫C

8).Which of the following is an insulator?

a)    aluminum
b)    copper
c)    glass
d)    silver

9).Penetrating power is greater in the case of
a)    α-ray
b)    β-ray
c)    Ƴ-ray
d)    X-ray

10).A radar which detects the presence of the enemy aircraft uses
a)    Sound waves
b)    Radio waves
c)    Electric wave
d)    Ultrasonic wave


1). c) 2). a) 3).b ) 4).c ) 5). b) 6).b ) 7).a ) 8). c) 9). c) 10).b )
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