Gravity O Level Physics Multiple Choice Questions with Answers – PDF Download

When the pivot is adjusted at 50 cm in a meter rule, the rule will

1. be balanced
2. fall
3. be unbalanced
4. turn slowly

The two quantities that make up moment of force are

1. force and perpendicular distance from the line of pivot
2. force and perpendicular distance from the line of action
3. force and perpendicular distance from the line of pivot to the action of force
4. force and length of pivot from the bottom

Point through which its whole weight appears to act for any orientation of the object is termed as

1. mid-point of gravity
2. center of gravity
3. stable equilibrium
4. neutral equilibrium

Line used to indicate gravitational force is termed as

1. line of sight
2. line of weight
3. plumb line
4. gravity line

Every object has mass and weight, but the one that acts downwards is

1. Mass
2. Weight
3. Both
4. None