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Physics

Physics
In beta decay what is emitted

All of these
Neutron
Proton
Electron

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Physics
Mercury is commonly used as a thermometric fluid rather than water because

specific heat of mercury is more than water
mercury has greater visibility than water
density of mercury is more than the water
specific heat of mercury is less than water

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Physics
The device which transfer the signal from low resistance region to high resistance region is

Inductor
Capacitor
Diode
Transistor

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Physics
Which of the following is the cleanest source of energy?

Biofuel
Fossil fuel
Wind energy
Nuclear power

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Physics
For which of the following substances, the resistance decreases with increase in temperature?

Copper
Platinum
Pure silicon
Nichrome

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Physics
Mist is caused by

Dry ice
Carbon-monoxide in solid form
Water vapour at low temperature
Ice at low temperature

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MORE MCQ ON Physics

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