## Physics Air moves from the region where the air ________

Humidity is high to the region where the humidity is low
Pressure is low to the region where the pressure is high
Pressure is high to the region where the pressure is low
Humidity is low to the region where the humidity is high

## Physics A Fuse wire is characterised by

Low resistance and low melting point
High resistance and low melting point
Low resistance and high melting point
High resistance and high melting point

## Physics When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is

Reflection of light
Scattering of light
Refraction of light
Dispersion of light

## Physics Hydraulic brakes work on the principle of

Pascal's law
Newton's law
Bernoulli's theorem
Thomson's law

## Physics The velocity required to place a vehicle in orbit around the moon is ________ that required to place it in orbit round the earth.

Greater than or equal to
Less than
Equal to
Greater than

1 second
2 seconds
1.5 second
0.5 second