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Physics

Physics
A boat will submerge when it displaces water equal to its own:

Density
Weight
Surface area
Volume

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Physics
Magnetic field lines about a current-carrying wire

Both of these
None of these
Circle the wire in closed loops
Extend radially from the wire

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Physics
The instrument for measuring intensity of earthquakes is called

Seismograph
Pantagraph
Ediograph
Ergograph

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Physics
The colours of stars depend on their

Atmospheric pressure
Temperature
Radius
Distance

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Physics
How much mechanical work must be done to completely melt 1 gram of ice at 0°C ?

336 J
4.2 J
80 J
2268 J

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Physics
Light year is a unit of

Intensity of light
Time
Light
Distance

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MORE MCQ ON Physics

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