Physics Mock Test OTRS

A bus starts from rest. If the acceleration of bus is 0.5m/s^2, what will be it's velocity at the end of 2 minutes?

• 60m/s

• 65m/s

• 40m/s

• 35m/s

A light body and a heavy body both have same linear momentum, which one has greater kinetic energy?

• Heavy

• Light

• Both equal

• Insufficient data

If the momentum of a body is doubled, by how many times it's kinetic energy will increase?

• 2

• 4

• 3

• 8

Food cooks faster inside a pressure cooker compared to open vessel. It is because the boiling point of water inside pressure Cooker is

• Same

• Increase

• Decrease

• Constant

Which scale of temperature doesn't have negative value

• Kelvin

• Celsius

• Fahrenheit

• Reaumer

If a body travels first half of the distance with 40m/s and second half distance by 60m/s then it's average velocity will be

• 40 m/s

• 48 m/s

• 50 m/s

• 52 m/s

If a body travels first half of the distance with 40m/s and second half distance by 60m/s then it's average velocity will be

• 40 m/s

• 48 m/s

• 50 m/s

• 52 m/s

The value of angle of dip at equator is

• 0°

• 60°

• 90°

• 180°

Electrolysis can be carried out by

• AC

• DC

• Both AC and DC

• None

If the surface temperature of frozen lake is -10°C then the temperature of water at bottom will be

• 3°C

• -10°C

• 10°C

• 4°C