EASY
9th CBSE
IMPORTANT
Earn 100

What is the SI unit of work?

(Choose from: joule/ erg/ dyne)

92.86% studentsanswered this correctly

Important Questions on Work and Energy

EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 5 - Work and Energy>Formative Assessment>Q 2

Name the type of energy stored in a stretched spring.

(Choose from: Elastic potential energy/ Elastic kinetic energy/ Gravitational potential energy)

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9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 5 - Work and Energy>Formative Assessment>Q 3
Name the type of energy possessed by an aeroplane flying at an altitude.
EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 5 - Work and Energy>Formative Assessment>Q 4
Name the energy conversion taking place in a torch.
EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 5 - Work and Energy>Formative Assessment>Q 5
1 kWh is equal to how many joules?
EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 5 - Work and Energy>Formative Assessment>Q 6
N-m is the SI unit of which physical quantity?
EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 5 - Work and Energy>Formative Assessment>Q 7
When is the work done by a force negative?
EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 5 - Work and Energy>Formative Assessment>Q 8
When speed of a body becomes 1.5 times original speed, then the new kinetic energy is how much times of the original kinetic energy?
EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 5 - Work and Energy>Formative Assessment>Q 9

Which physical quantity has unit J s-1?

(Choose from: Work/Power)