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Physics

Physics
Which among the following determines the pitch of a sound?

Loudness
Frequency
Wavelength
Amplitude

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Physics
Which results in an increase in power?

Doing less work in less time.
Doing more work in less time.
Doing more work in more time.
Doing less work in more time.

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Physics
The density of water is 1 g/cc. This is strictly valid at

25°C
100°C
4°C
0°C

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Physics
The cooling by a desert Cooler is based on:

Evaporative Cooling
Air dehydration
Air Rehydration
Hot air replacement

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Physics
Speed regulation of synchronous motor is

0.01
Zero
0.25
0.005

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Physics
Proton carry a

Positive Charge
Negative Charge
Variable Charge
Neutral Charge

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MORE MCQ ON Physics

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