General Awareness Quiz – Physics

General Awareness Quiz Set 106 for SSC CGL, SSC CHSL and Railways exams. Physics Quiz for SSC CGL, SSC CHSL, Railways etc.

Topic: General Science – Physics

1. Which one is the unit of surface tension of a liquid
   (a) newton /m²
   (b) electron volt /cm²
   (c) joule / mm
   (d) None of the above
   
   View answer

     Option B.
   Explanation:electron volt /cm2.
2. Sound travels fastest in
   (a) Air
   (b) Water
   (c) Steel
   (d) Vacuum
   
   View answer

     Option C.
   Explanation: Sound waves travel over 17 times faster through steel than through air.
3. What is the unit of Magnetic Induction
   (a) Ohm
   (b) Farad
   (c) Volt
   (d) Henry
   
   View answer

     Option D.
   Explanation:Henry.
4. The speed of sound in air depends on
   (a) Frequency
   (b) Temperature
   (c) Wavelength
   (d) None of the Above
   
   View answer

     Option B.
   Explanation: Temperature.
5. If electric resistance is to be decreased, then the number of resistance should be connected in ___________
   (a) Series
   (b) Parallel
   (c) Mixed arrangement
   (d) None of the above
   
   View answer

     Option B.
   Explanation:Parallel.
6. Eddy current is generated by
   (a) Conduction
   (b) Induction
   (c) Convection
   (d) Direct Current
   
   View answer

     Option B.
   Explanation:Induction.
7. Energy per unit volume is dimensionally equal to
   (a) Pressure
   (b) Force
   (c) Density
   (d) Work
   
   View answer

     Option A.
   Explanation: Pressure.
8. A body falling through a liquid acquires a steady velocity known as
   (a) End velocity
   (b) Touch down velocity
   (c) Terminal velocity
   (d) Steady state velocity
   
   View answer

     Option C.
   Explanation:Terminal velocity.
9. In quantum mechanics a particle is represented by a
   (a) Wave
   (b) Wave packet
   (c) Particle
   (d) None of the above
   
   View answer

     Option B.
   Explanation: Wave Packet.
10. Thermal expansion of materials arises from
    (a) Strong bonds
    (b) Thermal vibrations
    (c) Weak bonds
    (d) Asymmetry of potential energy curve
    
    View answer

      Option D.
    Explanation:Asymmetry of potential energy curve.

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