Question :

Rectifiers are used to convert


A) Direct current to Alternating current
B) Alternating current to Direct current
C) high voltage to low voltage
D) low voltage to high voltage

Answer : B

Description :



Related Questions - 1


Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension?


A) Pressure and Young modules
B) Planck constant and Angular momentum
C) Impulse and moment of force
D) Force and rate of change of linear momentum

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Light year is a unit of


A) time
B) distance
C) light
D) intensity of light

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Magnetism at the centre of a bar magnet is


A) minimum
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C) zero
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The absorption of ink by blotting paper involves


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B) capillary action phenomenon
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Pa(Pascal) is the unit for


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