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Physics

Physics
Alternating current is converted into direct current by a

Dynamo
Rectifier
Oscillator
Transformer

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Physics
The odometer guage indicates

Pitch length
Frequency of the wave
The depth of the ocean
The distance travelled by a vehicle

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Physics
For accurate scientific work, temperatures are often measured by

Alcohol thermometers
Mercury thermometers
Platinum resistance thermometers
Thermoelectric thermometers

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Physics
The velocity of sound is more in

Air
Water
Wood
Steel

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Physics
Lakes freeze in cold countries in winter, leaving the water underneath at

0°F
4°C
0°C
4°F

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Physics
Rain is falling vertically downwards. To a man running east-wards, the rain will appear to be coming from

southeast
northeast
east
west

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MORE MCQ ON Physics

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