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


Nuclear sizes are expressed in a unit named.


A) Fermi
B) angstrom
C) newton
D) tesla

View Answer

Related Questions - 2


Siphon will fail to work if


A) the densities of the liquid in the two vessels are equal
B) the level of the liquid in the two vessels are at the same height
C) both its limbs are of unequal length
D) the temperature of the liquids in the two vessels are the same

View Answer

Related Questions - 3


Pick out the scalar quantity


A) force
B) pressure
C) velocity
D) acceleration

View Answer

Related Questions - 4


Stars appears to move from east to west because


A) all stars move from east to west
B) the earth rotates from west to east
C) the earth rotates from east to west
D) the background of the stars moves from west to east

View Answer

Related Questions - 5


The absorption of ink by blotting paper involves


A) viscosity of ink
B) capillary action phenomenon
C) diffusion of ink through the blotting
D) siphon action

View Answer