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Physics

Physics
A wave with high amplitude have

High energy
Low energy
Low pitch
High pitch

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Physics
The best conductor of electricity among the following is :

Aluminium
Copper
Silver
Iron

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Physics
Which of the following supports particle nature of photons ?

Photoelectric effect
Polarization
Diffraction
Interference

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Physics
A nuclear reactor is said to have become 'critical' when

It is shut down to avoid explosion
It is ready to produce controlled energy
It starts emitting dangerous radioactive radiations
It stops due to malfunctioning

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Physics
If the current flowing through a circuit is 0.6 A for 6 mins, the amount of electric charge flowing through it is ________

360C
216 C
36 C
60 C

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Physics
Burns caused by steam are much severe than those caused by boiling water because

Steam has latent heat
Steam pierces through the pores of body quickly
Steam is gas and engulfs the body quickly
Temperature of steam is higher

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