Question : An object covers distance which is directly proportional to the square of the time. Its acceleration is:

Option 1: increasing 

Option 2: decreasing

Option 3: zero

Option 4: constant

Question : When the net torque is zero, _________ will be constant.

Option 1: force

Option 2: angular momentum

Option 3: linear momentum

Option 4: acceleration

Question : When milk is churned, the cream separates from it due to:

Option 1: Frictional force

Option 2: Centrifugal force

Option 3: Gravitational force

Option 4: Viscous force

Question : When a body is immersed in a liquid, the force acting on it is:

Option 1: Upthrust

Option 2: Weight

Option 3: Mass

Option 4: Both 1 and 2

Question : The difference between 24 and the mean proportional of 7 and 63 is:

Option 1: 3

Option 2: 2

Option 3: 5

Option 4: 4