Physics Questions

Q:

The shortest distance measured from the initial to the final position of an object is known as the _________________.

A) motion B) direction
C) velocity D) displacement
 
Answer & Explanation Answer: D) displacement

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Q:

The solubility of a gas in a liquid is

A) increased with increasing pressure B) decreased with increasing temperature
C) Both A & B D) None of the above
 
Answer & Explanation Answer: C) Both A & B

Explanation:

The solubility of a gas in a liquid is directly and inversely proportional to pressure and temperature respectively.

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Q:

Meter in a vehicle that calculates distance covered by the vehicle is called __________.

A) Speedometer B) Odometer
C) Thermometer D) Kilometre
 
Answer & Explanation Answer: B) Odometer

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Q:

If the vector sum of torques acting on a system is zero, then the object is in _______.

A) static equilibrium B) translatory equilibrium
C) linear equilibrium D) rotational equilibrium
 
Answer & Explanation Answer: D) rotational equilibrium

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Q:

In the equation of motion v = u + at, u represents _________________

A) initial velocity B) final velocity
C) kinetic energy D) potential energy
 
Answer & Explanation Answer: A) initial velocity

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Q:

When the vibrating object moves forward, it creates a region of high pressure in the medium called ______.

A) dilation B) compression
C) relaxation D) negation
 
Answer & Explanation Answer: B) compression

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Q:

Momentum is measured as the product of :

A) Mass and inertia B) Mass and force
C) Mass and velocity D) Mass and acceleration
 
Answer & Explanation Answer: C) Mass and velocity

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Q:

Why does water tank appear shallower when viewed from the top?

A) Due to reflection B) Due to refraction
C) Due to diffraction D) Due to total internal reflection
 
Answer & Explanation Answer: B) Due to refraction

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