Find the force acting on a conductor 3m long carrying a current of 50 – McqOptions

MCQOPTIONS

1.	Find the force acting on a conductor 3m long carrying a current of 50 amperes at right angles to a magnetic field having a flux density of 0.67 tesla%!
A.	100 N
B.	400 N
C.	600 N
D.	1000 N
Answer» B. 400 N

Discussion

No Comment Found

Related MCQs

Lenz's law is a consequence of the law of conservation of%!
A crack in the magnetic path of an inductor will result in%!
A conductor carries 125 amperes of current under 60¬¨‚àû to a magnetic field of 1.1 tesla. The force on the conductor will be nearly%!
A coil with negligible resistance has 50V across it with 10 mA. The inductive reactance is%!
A 500 turns solenoid develops an average induced voltage of 60 V. Over what time interval must a flux change of 0.06 Wb occur to produce such a voltage?%!
Which of the fpllowing inductor will have the least eddy current losses ?%!
A moving magnetic field will produce the same effect as a conductor that is moving.%!
Increasing the field or increasing the current will decrease the force on the conductor.%!
Air-core coils are practically free from%!
A conductor 2 meters long moves at right angles to a magnetic field of flux density 1 tesla with a velocity of 12.5 m/s. The induced e.m.f. in the conductor will be%!