Calculate the power developed by a motor using the given data: Eb= 48 – McqOptions

MCQOPTIONS

1.	Calculate the power developed by a motor using the given data: Eb= 48 V and I= 86 A (Assume rotational losses are neglected.)
A.	4128 W
B.	4150 W
C.	4140 W
D.	4170 W
Answer» B. 4150 W

Discussion

No Comment Found

Related MCQs

780 V, 97 A, 1360 rpm separately excited dc motor with armature resistance (Ra) equal to 9 ohms. Calculate back emf developed in the motor when it operates on one-fourth of the full load. (Assume rotational losses are neglected)
Calculate the power developed by a motor using the given data: Eb= 48 V and I= 86 A (Assume rotational losses are neglected.)
Calculate the radius of the circular ring having a moment of inertia 59 kgm2 and mass of 69 kg.
The slope of the V-I curve is 31 . Calculate the value of resistance. Assume the relationship between voltage and current is a straight line.
Calculate the value of the frequency if the time period of the signal is 99 sec.
340 V, 45 A, 1400 rpm DC separately excited motor having a resistance of .7 ohm excited by an external dc voltage source of 90 V. Calculate the torque developed by the motor on full load.
Calculate the value of the angular acceleration of the motor using the given data: J = 81 kg-m2, load torque = 74 N-m, motor torque = 89 N-m.
Calculate the moment of inertia of the hollow cylinder having a mass of 78 kg and radius of 49 cm.
The unit of Magnetic flux density is Tesla.
The generated e.m.f from 45-pole armature having 400 turns driven at 70 rev/sec having flux per pole as 90 mWb, with 17 parallel paths is ___________