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Physics

Physics
The atmospheric layer reflecting radio waves is called

Stratosphere
Mesosphere
Ozonosphere
Ionosphere

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Physics
Centrifugal force increases with

Pressure
Temperature
Acceleration
Humidity

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Physics
It is easier to carry two buckets of water in one hand each, than to carry only one in one hand because

Centre of gravity falls within the body
Weights of buckets are balanced
Resultant weight of buckets is zero
Centre of gravity and centre of equilibrium fall within the feet

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Physics
Ozone layer in the outer atmosphere helps us in

Reflecting radio waves and makes radio communication possible
Regulating the temperature of atmosphere
Absorbing UV radiations
Absorbing cosmic ray particles

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Physics
The moment of inertia of a body does not depend upon its

Axis of rotation
Angular velocity
Distribution of mass
Form of mass

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Physics
The density of the liquid when heated

Increases
Does not change
Decreases
May increase of decrease depending on pressure

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MORE MCQ ON Physics

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