1. A
   I only
2. B
   II only
3. C
   Both I and II
4. D
   Neither I nor II

Tap an option to check your answer.

1. A
   I only
2. B
   II only
3. C
   Both I and II
4. D
   Neither I nor II

Tap an option to check your answer.

1. A
   I only
2. B
   III only
3. C
   I and III
4. D
   II and III

Tap an option to check your answer.

1. A
   I and II only
2. B
   II and III only
3. C
   I and III only
4. D
   I, II and III

Tap an option to check your answer.

1. A
   I - the least, II - the fewest
2. B
   I - the least, II - a few
3. C
   I - less, II - a few
4. D
   I - less, II - the fewest

Tap an option to check your answer.

1. A
   $T$ will be slightly greater than $T_0$.
2. B
   $T$ will be slightly smaller than $T_0$.
3. C
   $T$ will be exactly equal to $T_0$.
4. D
   $T$ will depend upon the mass of the bob.

Tap an option to check your answer.

1. A
   I only
2. B
   II only
3. C
   Both I and II
4. D
   Neither I nor II

Tap an option to check your answer.

1. A
   $Q = mC_0(T_2 - T_1)$
2. B
   $Q = m(T_2-T_1)[C_0+\alpha(T_1+T_2)]$
3. C
   $Q = m(T_2-T_1)[C_0(T_1+T_2)+\alpha]$
4. D
   $Q = m(T_2-T_1)\left[C_0+\frac{\alpha}{2}(T_1+T_2)\right]$

Tap an option to check your answer.

1. A
   $\frac{T_1}{T_2} = \frac{V_1}{V_2}$
2. B
   $\frac{T_1}{T_2} = \left(\frac{V_1}{V_2}\right)^2$
3. C
   $\frac{T_1}{T_2} = \frac{V_2}{V_1}$
4. D
   $\frac{T_1}{T_2} = \left(\frac{V_2}{V_1}\right)^2$

Tap an option to check your answer.

1. A
   $C = C_P$
2. B
   $C = C_V$
3. C
   $C = (C_P+C_V)/2$
4. D
   $C$ is never constant

Tap an option to check your answer.

1. A
   Positive work is done by gravity in moving the object from point A to point B.
2. B
   Negative work is done by gravity in moving the object from point A to point B.
3. C
   Gravity must be non-conservative in such a region.
4. D
   No work is done by gravity in moving the object from point A to point B.

Tap an option to check your answer.

1. A
   The force acting on the particle is parallel to the instantaneous momentum of the particle.
2. B
   The force acting on the particle is perpendicular to the instantaneous momentum of the particle.
3. C
   The particle experiences zero force.
4. D
   The force acting on the particle is not parallel to the instantaneous momentum of the particle.

Tap an option to check your answer.

1. A
   $\Delta K$ is the same in both frames.
2. B
   $\Delta K$ is larger in frame $S$.
3. C
   $\Delta K$ is larger in frame $S'$.
4. D
   $\Delta K$ cannot be compared without information of mass.

Tap an option to check your answer.

1. A
   The centre of gravity of the body is above its centre of buoyancy.
2. B
   The centre of gravity of the body is below its centre of buoyancy.
3. C
   The centre of gravity of the body coincides with its centre of buoyancy.
4. D
   The centre of gravity of the body is below the metacentre.

Tap an option to check your answer.

1. A
   $v \propto t$
2. B
   $v \propto \sqrt{t}$
3. C
   $v \propto t^2$
4. D
   $v \propto t^{3/2}$

Tap an option to check your answer.