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Physics

Physics
In beta decay what is emitted

Neutron
Proton
All of these
Electron

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Physics
Which among the following waves is used for communication by artificial satellites ?

Frequency of 1016 series
Radio waves
Micro waves
M.

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Physics
The force exerted on an object is 200 N and its mass is 100 kg. Find the acceleration of the object.

2 m
2 m/s
2 s
2 m/sq.s

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Physics
Radio waves sent out by a radio stations are reflected by

Mesosphere
Ionosphere
Troposphere
Stratosphere

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Physics
Liquids and gases never show

Ferromagnetic property
Paramagnetic property
Diamagnetic property
Electromagnetic property

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Physics
Blotting paper absorbs ink due to

Viscosity of ink
Capillary action phenomenon
Siphon action
Diffusion of ink through the blotting

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