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Physics

Physics
If a copper wire is increased to double its length, its resistance will become

One–fourth
Four times
Double
Half

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Physics
Pycnometer is an instrument used to measure the

Density
High temperatures
Intensity of earthquake
Intensity of solar radiation

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Physics
Radio telescopes are better than optical telescopes because

All of these
they can work during the day and night
they can detect faint galaxies which no optical telescope can
they can work even in cloudy conditions

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Physics
Water has maximum density at

273°C
0°C
100°C
4°C

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Physics
The safest hammers are those with heads that are

Alloy and drop-forged steel
Chiseled and drop forged
Cast steel and chiseled
Welded and alloyed

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Physics
'Farad' is the unit of :

Capacitance
Conductance
Inductance
Resistance

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MORE MCQ ON Physics

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