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WorksheetsClass 9
Total questions: 12
Worksheet time: 4mins
What is the SI unit of electric current?
Ampere
Candela
Mole
Celcius
The CGS unit of force is ..............
Newton
Kelvin
Erge
Dyne
............. is a fundamental unit?
Hertz
Km
Pascal
None of them
What is the acceleration of a body during uniform motion?
0 m/s²
9.8 m/s²
1m/s²
5m/s²
Which velocity is 0 if the body is thrown upward ?
Initial velocity
Final velocity
Average velocity
None of them
Inertia depends on .............
Acceleration
Weight
Force
Mass
Gives the definition of force ?
Newton's Second Law of motion
Newton's First Law of motion
Newton's third law of motion
All
Rocket is based on ..........
Newton's First Law of motion
Newton's Second Law of motion
Newton's Third Law of motion
None of them
What is the relation between acceleration and mass of a body?
Inversely proportional
Directly proportional
Equal
None
Beating carpet with a stick to separate dust is an example of ........
Inertia of direction
Inertia of rest
Inertia of motion
All
When was SI system approved?
1955 A.D
1960 A.D
1962 A.D
1860 A.D
The SI unit of momentum is .........
kgm/s
Kgs
Kgm
Kgms
