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Physics

Physics
Light travels at the fastest speed in:

glass
water
vacuum
hydrogen

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Physics
In which of the following cases, kinetic energy is being used in performing work ?

Driving a car to cover a distance
Paddling the bicycle to cover a distance
Rowing a boat in the lake
Wind mill grinding wheat grain

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Physics
One Kilowatt hour is equal to -

3.6 Mega Joule
4.0 Mega Joule
3.8 Mega Joule
3.2 Mega Joule

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Physics
If a barometric reading is falling, this usually indicates what

None
No pressure
Increasing pressure
Decreasing pressure

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Physics
Which of these is exhibiting kinetic energy?

All of these
An archer with a flexed bow
A person sitting on a couch while watching TV
A space station orbiting Earth

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Physics
Red light is used for signals because it has

Low refraction in the medium
High intensity
Long wavelength
High frequency

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MORE MCQ ON Physics

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