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Physics

Physics
What is colour of light related to ?

Quality
Velocity
Amplitude
Frequency

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Physics
The cause for the Tsunami, as deduced by the seismologists, is

Sudden change in the monsoon wind
Gravitational pull of the moon
Low pressure trough in the ocean
Deformation of sea floor and vertical displacement of water

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Physics
In a Carnot engine when heat is taken from the source, its temperature

Increases
Decreases and then remains constant
Decreases
Remains constant

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Physics
Positive feedback is used in

None of these
Rectifiers
Amplifiers
Oscillators

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Physics
In a photocell light energy is converted into

Potential energy
Chemical energy
Heat energy
Electrical energy

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Physics
The best material for the core of a transformer is

Stainless steel
Mild steel
Hard steel
Soft iron

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MORE MCQ ON Physics

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