Force, Motion & Gravity MCQs with Answers

To find the orbit of a satellite, which of the following is independent?

• A.Distance from the Earth's centre
• B.Mass of the Earth
• C.Gravitational constant
• D.Mass of the satellite

The ratio of stress/strain is called as _?

• A.Young's modulus
• B.Bulk modulus
• C.Shear modulus
• D.Poisson's ratio

Which of the following forces can act as a centripetal force?

• A.Gravitational force
• B.Frictional force
• C.Tension force
• D.All of these

Which one is a scalar quantity?

• A.Velocity
• B.Force
• C.Time
• D.Acceleration

Lever, pulley, wedge, wheel, inclined plane and screw are examples of?

• A.Electrical Device
• B.Complex Machine
• C.Simple Machine
• D.Compound Element

Torque is a ?

• A.Scalar quantity
• B.Vector quantity
• C.Dimensionless quantity
• D.Tensor quantity

At the maximum height, the speed of the projectile becomes ?

• A.Maximum
• B.Minimum
• C.Zero
• D.Equal to initial speed

Past Paper MCQ

Which of the following is the most elastic material?

• A.Rubber
• B.Glass
• C.Steel
• D.Copper

Passengers should not stand in a moving bus without support, because _?

• A.Passengers may remain stationary regardless of bus motion
• B.Passengers may fall backward as bus suddenly stops
• C.Passengers may fall sideways as bus turns
• D.Passengers may fall forward as bus suddenly stops

A body when fully immersed in a liquid of specific gravity 1.2 weighs 44 gwt. The same body when fully immersed in water weighs 50 gwt. The mass of the body is?

• A.80 g
• B.60 g
• C.100 g
• D.120 g