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Physics

Physics
Conversion of sound energy into electrical energy is done by

Loudspeaker
Solar cell
Microphone
Gramophone

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Physics
The atmospheric layer reflecting radio waves is called

Stratosphere
Ozonosphere
Ionosphere
Mesosphere

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Physics
Curie point is the temperature at which

Transmutation of metal occurs.
A metal loses magnetic properties.
A metal loses conductivity
Matter becomes radioactive

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Physics
For a body moving with non-uniform velocity and uniform acceleration

Velocity – Time graph is linear
Displacement – Time graph is linear
Velocity – Time graph is nonlinear
Displacement – Time graph is non-linear

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Physics
For Gamma radiation, what stops its penetrating abilities?

Concrete
All of these
Lead
Steal

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Physics
Which one of the following instruments is used to study dispersion of light ?

Photometer
Microscope
Spectrometer
Telescope

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MORE MCQ ON Physics

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