Top 1000+ Solved Physics MCQ Questions Answer
Q. When heated from 0° to 10°C volume of a given mass of water will -
a. Increase gradually
b. Decrease gradually
c. Increase and after will decrease
d. Decrease and after will increase
Q. Which of the following is an ex-ample for cantilever beam?
a. Diving board
b. Bridge
c. See-saw
d. Common balance
Q. It is difficult to cook rice –
a. at the top of a mountain
b. at the sea level
c. under a mine
d. same anywhere
Q. Angle of friction and angle of repose are
a. Equal to each other
b. Not equal to each other
c. Proportional to each other
d. None of the above
Q. If a boy sitting in a train, which is moving at a constant velocity, throws a ball straight up into the air, the ball will –
a. Fall in front of him
b. Fall behind him
c. Fall into his hand
d. None of the above
Q. A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole?
a. Increase
b. Decrease
c. Remain constant
d. Will increase first and then decrease
Q. Stars in the sky appear to twinkle due to –
a. a series of refractions
b. a series of reflections
c. a surface tension phenomenon
d. multiple diminishing brightness
Q. A pilot has to release the bomb to hit a target –
a. right above the target
b. beyond the target
c. before the target
d. None of these
Q. Parabolic mirros are used in –
a. Car headlights
b. Driving mirrors
c. Dentists mirros
d. Shaving mirros
Q. Which atmospheric layer contains ozone layer?
a. Genosphere
b. Zonosphere
c. Stratosphere
d. Ionosphere
Q. Water flows through a horizontal pipe at a constant volumetric rate. At a location where the cross sectional area decreases, the velocity of the fluid:
a. increases
b. decreases
c. stays the same
d. none of the above
Q. Which of the following is the best conductor of Electricity?
a. Ordinary water
b. Sea water
c. Boiled water
d. Distilled water
Q. An ice block with a piece of lead embedded in it floats in water. If ice melts the water level –
a. Rises
b. Falls
c. Remains same
d. Falls first and them rises