Physics Test 37

Total Questions: 24

2 - C.G of an object in stable equilibrium is on the

A ) Lowest of position ✅
B ) Highest position
C ) Remain the same
D ) None

3 - On lifting the object in the state of stable equilibrium.

A ) Up ✅
B ) Down
C ) Remain the same
D ) None

6 - C.G of an object in unstable equilibrium is on the

A ) Up ✅
B ) Down
C ) Remain the same
D ) None of these

7 - C.G of an object in neutral equilibrium is on the

A ) Up
B ) Down
C ) Remain the same ✅
D ) None of these

8 - A book lying on the table is the example of ____ equilibrium.

A ) Stable ✅
B ) Unstable
C ) Neutral
D ) All of these

9 - Pencil at its tip is the example of ____ equilibrium.

A ) Stable
B ) Unstable ✅
C ) Neutral
D ) All of these

10 - Which of the following body is the example of neutral equilibrium.

A ) Ball
B ) Egg
C ) A pencil lying horizontally
D ) All of these

11 - If Fx = 12N, Fy = 5N then F = ?

A ) 12 N
B ) 13 N ✅
C ) 5 N
D ) 15 N

12 - If F = 100N, L = 10cm, T = ?

A ) 10 Nm ✅
B ) 100 Nm
C ) 1000Nm
D ) 10000Nm

16 - If Fx = 20N, ∅ = 30°, F = ?

A ) 20N
B ) 23.1N ✅
C ) 30 N
D ) 31.1 N

17 - A ceiling fan revolving with uniform motion is the example ____.

A ) Torque
B ) Couple ✅
C ) Momentum
D ) Equilibrium

18 - A frame hanging on the wall is the example of ____

A ) Torque
B ) Couple
C ) Momentum
D ) Equilibrium ✅

19 - A body is in ____ if no net force acts on it.

A ) Torque
B ) Couple
C ) Momentum
D ) Equilibrium ✅

23 - A body is in equilibrium than its

A ) Zero acceleration ✅
B ) Uniform speed and acceleration
C ) Uniform speed
D ) Uniform acceleration

24 - Racing car are made stable by

A ) By increase speed
B ) By decreasing mass
C ) Lowering their C.G ✅
D ) By decreasing width