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Physics

Physics
How much calorie of energy is released by a boiled egg ?

40
50
77
60

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Physics
1 Joule is Equal to

10^7 ergs
10^6 ergs
10^5 ergs
10^3 ergs

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Physics
The unit for measuring electric power is the

Watts
Volts
Watts
Steridian

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Physics
The device used to convert solar energy into electricity is

Galvanic cell
Daniell cell
Photovoltaic cell
Electrochemical cell

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Physics
Which of the following are used for accurately measuring very small time intervals ?

Quartz clocks
White dwarfs
Atomic clocks
Pulsars

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

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

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