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PHYSICS

Physics
What measures Air pressure?

Spectrometer
Bolometer
Barometer
Barkometer

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Physics
The rice is cooked more quickly in a pressure cooker because

Less quantity of water is used.
It is covered.
Water boils at a higher temperature under pressure.
None of these

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Physics
Friction can be reduced by changing from

Static to Dynamic
Sliding to Rolling
Rolling to Sliding
Dynamic to Static

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Physics
It is more difficult to walk on ice than on a concrete road because

Ice is soft when compared to concrete
None of these
There is very little friction between the ice and feet pressing it
There is more friction between the ice and feer

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Physics
A ball rolling along the ground gradually slows down and finally comes to rest is due to ________

Electrostatic force
Magnetic force
Muscular force
Friction

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