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Physics

Physics
In general, which is the cause of a sea breeze?

Heat
Pressure
Specific heat
All listed here

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Physics
A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will

Have its shape changed
Increase
Decrease
Remain unaffected

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Physics
For Gamma radiation, what stops its penetrating abilities?

Steal
All of these
Lead
Concrete

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Physics
In nuclear reactor, heavy water is used as

Moderator
Fuel
Atomic smasher
Coolant

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Physics
The velocity of sound in moist air is more than in dry air because the moist air has

Less pressure than dry air.
Less density than dry air.
More pressure than dry air.
More density than dry air.

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Physics
The earth-wire of a cable is connected to

The outer metallic body of the appliance
Short circuitry of the appliance
The fuse of the appliance
The filament of the appliance

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MORE MCQ ON Physics

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