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Physics

Physics
Red light has a wavelength of 70 A°. In "nm" it is

700 nm
0.07 nm
7 nm
70 nm

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Physics
Speed of sound in air is unaffected by change in

Temperature
Humidity
Volume
Pressure

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Physics
Rain is falling vertically downwards. To a man running east-wards, the rain will appear to be coming from

west
southeast
east
northeast

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Physics
Which planet has the lowest density?

Neptune
Jupiter
Saturn
Earth

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Physics
A micron is equal to

0.01 mm
0.001 mm
0.1 mm
0.0001 mm

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Physics
For a body moving with non-uniform velocity and uniform acceleration

Displacement – Time graph is non-linear
Velocity – Time graph is linear
Velocity – Time graph is nonlinear
Displacement – Time graph is linear

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