The only difference between construction of D.C generator and A.C gene – McqOptions

MCQOPTIONS

1.	The only difference between construction of D.C generator and A.C generator is that of
A.	Carbon brushes
B.	Coil
C.	Commutator
D.	Magnetic field
Answer» D. Magnetic field

Discussion

No Comment Found

Related MCQs

cmf generated by A.C dynamo depends upon
An aeroplane of wingspan 10m flies from the equator towards the North Pole. The wings are perpendicular to the vertical component of the earths magnetic field (B = 4 10-5T). At maximum speed an emf of 96mV is induced across the wing tips. The maximum speed of the aeroplane is
For electroplating we use
Energy stored in a magnetic field is given by
An electric current induced within the body of a conductor when that conductor either moves through a non uniform magnetic field or in a region where there is a change in magnetic flux is called
A coil of wire is arranged with its plan perpendicular to a uniform magnetic field o flux density B. when the radius of the coil increases from r1 to r2 in time ?t then what is the emf induced in the coil?
A metal rod of 25 cm length is moving at a speed of 0.5/sec in direction perpendicular to 0.25T magnetic field. Emf produced in the rod is
A small coil lies inside a large coil. The two coils are horizontal concentric and carry currents in opposite directions. The large coil will experience
A.C can not be used for
A.C and D.C have the same