Physics
If the velocity of a body is halved its kinetic energy ________

Is also doubled
Become 4 times
Becomes half
Becomes 1/4 th

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Physics
Mica is used in electrical appliances such as electric iron because mica is

a bad conductor of heat as well as electricity
a good conductor of heat as well as electricity
a bad conductor of heat but a good conductor of electricity
a good conductor of heat but a bad conductor of electricity

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