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Physics

Physics
When water freezes its density

Remains constant
Decreases
Becomes Zero
Increases

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Physics
For accurate scientific work, temperatures are often measured by

Mercury thermometers
Thermoelectric thermometers
Alcohol thermometers
Platinum resistance thermometers

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Physics
Global warming is expected to result in

All of these
Change in coast line
Increase in level of sea
Change in crop pattern

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Physics
A boat loaded with rocks floats in the middle of a swimming pool. A man in the boat throws the rocks overboard. The level of water in the pool will

Increase
First decrease and then increase
Decrease
Remains the same

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Physics
No current will flow between two charged bodies if they have the same

Resistance
Charge
Potential
Charge/ potential ratio

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Physics
In a water lifting electric pump, we convert

Electrical energy into Kinetic energy
Kinetic energy into Potential energy
Electrical energy into Potential energy
Kinetic energy into Electrical energy

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MORE MCQ ON Physics

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