Physics Quiz

What is the SI unit of force?

• Newton

• Pascal

• Joule

• Watt

Which of the following is an example of a non-contact force?

• Frictional force

• Gravitational force

• Muscular force

• Tension force

What type of mirror is used in car rear-view mirrors?

• Plane mirror

• Concave mirror

• Convex mirror

• Spherical mirror

Which one of the following is a conductor of electricity?

• Rubber

• Glass

• Copper

• Plastic

The distance covered by a body in a unit time is called:

• Velocity

• Speed

• Acceleration

• Displacement

Which of the following is a non-renewable source of energy?

• Solar energy

• Wind energy

• Coal

• Hydroelectric energy

What happens to the potential energy of an object when it is lifted to a greater height?

• Increases

• Decreases

• Remains the same

• Becomes zero

Sound cannot travel through:

• Solids

• Liquids

• Gases

• Vacuum

What is the unit of electric current?

• Volt

• Ampere

• Ohm

• Coulomb

Which phenomenon explains the formation of a rainbow?

• Reflection

• Refraction

• Dispersion

• Diffraction