11th Class Physics MCQS
When the rocket moves away from the earth, the work against gravity
Remains constant
Varies inversely with square of distance
Varies inversely with distance
Varies directly with distance
The SI unit of power is
Newton
Joule
Kilowatt
Watt
Two quantities involved in work are
Force and acceleration
Force and speed
Force and displacement
Force and velocity
The space within which gravitational force acts on a body is called
Magnetic field
Gravitational field
Force field
Electric field
The tides raise in the sea roughly
Twice a day
Three a day
Once a day
Four time a day
Work is a
None of these
Basic quantity
Vector quantity
Scalar quantity
The SI unit of work is
Mol
Joule
Newton
Calorie
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