Top 1000+ Solved Physics MCQ Questions Answer
Q. The wire having a green plastic covering is a .
a. Line wire
b. Neutral wire
c. Earth wire
d. None of these
Q. Who among the following invented battery?
a. Rudolf Diesel
b. Alfred Noble
c. Alessandro Volta
d. John Napier
Q. The centre of the reflecting surface of a spherical mirror is called the :
a. Radius
b. Centre of Curvature
c. Pole
d. Focus
Q. If a bomb dropped from an airplane explodes in mid-air .
a. its KE increases
b. its total energy increases
c. its total energy decreases
d. its total momentum decreases
Q. The phenomenon of radioactivity was discovered by -
a. Marie Curie
b. Pierre Curie
c. Henri Becquerel
d. J.J Thomson
Q. Energy travels from Sun to Earth through –
a. conduction
b. convection
c. radiation
d. modulation
Q. Rain drops acquire spherical shape due to -
a. viscosity
b. surface tension
c. friction
d. elasticity
Q. Pieces of camphor placed on water move about rapidly. This is because of -
a. diffusion
b. viscosity
c. surface tension
d. capillarity
Q. What does the symbol R in electricity stand for?
a. Refraction
b. Resonance
c. Rarefaction
d. Resistance
Q. The velocity of light in vacuum is :
a. 3 * 108 ms-1
b. 2 * 108 ms-1
c. 3 * 107 ms-1
d. 3 * 106 ms-1
Q. Why does a black board appears black in color?
a. It reflects black color
b. It absorbs black color
c. It reflects all colors
d. It absorbs all the colours
Q. Intensity of sound has -
a. an object existence
b. a subject existence
c. no existence
d. both subjective and objective existence
Q. The south pole of the earth’s magnet is near the geographical .
a. south
b. east
c. west
d. north