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Physics

Physics
If the spinning speed of the earth is increased then the weight of body at the equator

Decreases
Same
Double
Increases

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Physics
Newton's first law of motion gives the concept of

Inertia
Energy
Work
Momentum

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Physics
A nuclear reactor is said to have become 'critical' when

It stops due to malfunctioning
It is shut down to avoid explosion
It is ready to produce controlled energy
It starts emitting dangerous radioactive radiations

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Physics
The unit of magnetic permeability is

Henry
Weber/meter
Henry/meter
Weber

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Physics
Ball bearings are used in cycles, scooters etc to

None of these
Reduce the friction between the wheel and the axle
Reduce the friction between ground and the whee
Increase the friction between the wheel and the axle

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Physics
'Therm' is the unit of

Distance
Heat
Power
Light

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MORE MCQ ON Physics

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