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Physics

Physics
The substance which conducts current in the solid state is

Sodium chloride
Graphite
Diamond
Iodine

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Physics
What changes will happen to a bowl of ice and water kept at exactly zero degree Celsius ?

Only some ice will melt
All ice will melt
No change will happen
All water will become ice

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Physics
In a diesel engine the high temperature needed to ignite the fuel is achieved by

Using heat from exhaust
Compressing air in the cylinders
An electrical spark
The battery

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Physics
Which of the following is the second largest source of global energy?

Renewable Energy
Fossil fuel
None of these
Nuclear Energy

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Physics
After long periods of use, a grey spot develops on the inside of a bulb. This is because

The heat of the bulb scorches the glass at the top
Glass undergoes a change due to the heat
Dust inside the bulb condenses on the top
The tungsten filament evaporates and collects there

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Physics
Which waves cannot be transmitted through vacuum?

Sound
Light
Electromagnetic
Heat

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MORE MCQ ON Physics

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