🔍
Why is the starting current high in a DC motor?
0 like 0 dislike

Related questions

0 like 0 dislike
0 views 0 answers

Why induction motor draws heavy current at starting?

View solution
0 like 0 dislike
1 view 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers

How can the starting current of an induction motor be reduced?
Answer : The starting current of an induction motor can be quite high, often several times the full-load current, which can cause issues like voltage drops in the supply line and damage to the motor windings ... -duty vs. light-duty), motor type, cost, and the need for controlling the acceleration profile....

View solution
0 like 0 dislike
1 view 1 answer
0 like 0 dislike
1 view 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers

A motor has to exert power starting from zero and rising uniformly to 150 HP in 8 mins after which it works at constant power of 100 HP for 5 mins. The motor remains on no load for next 5 mins. The cycle again starts and repeats indefinitely. Determine suitable size of motor.

View solution
0 like 0 dislike
0 views 0 answers

How does a star-delta starter work in starting an induction motor?

View solution
0 like 0 dislike
0 views 0 answers

What are the different methods for the starting of a synchronous motor ?

View solution
0 like 0 dislike
0 views 0 answers

Explain the reason for a single phase induction motor being not self-starting.

View solution
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers

Mention the methods for starting an induction motor?

View solution
0 like 0 dislike
0 views 0 answers

List different starting methods of three phase synchronous motor. Explain any one of them.

View solution
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers

Calculate speed of motor when delivery maximum voltage. Also calculate the resistance to be added to achieve 3/4th of maximum torque at time of starting.

View solution
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
1 view 0 answers
0 like 0 dislike
1 view 0 answers
0 like 0 dislike
0 views 0 answers

In the motors starting purpose why the armature rheostats at maximum position while the field rheostat is kept in minimum position?

View solution
0 like 0 dislike
2 views 0 answers

Why is electricity transferred by the national grid at A high PD but low current?

View solution
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers

What is the purpose of a fuse in a high-current power circuit?

View solution
0 like 0 dislike
0 views 0 answers

What is the role of a power diode in high-current applications?

View solution
0 like 0 dislike
2 views 0 answers

Why back emf used for a dc motor? highlight its significance.

View solution
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
1 view 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers

How does a current-feedback amplifier achieve high slew rate?

View solution
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers

What happens if the charging current for a lead acid cell is too high?

View solution
0 like 0 dislike
0 views 0 answers

How does a basic transistor switch control high-current loads?

View solution
0 like 0 dislike
0 views 0 answers

How does a power MOSFET handle high current switching?

View solution
0 like 0 dislike
0 views 0 answers

Why the reactance of a system under fault condition is low and faults currents may raise dangerously high value. ? (With simple example)

View solution
0 like 0 dislike
0 views 0 answers

A 3 φ I.M. has synchronous speed of 250rpm and 4% slip at full load. The rotor has a resistance of 0.02Ω/ph and stand still reactance of 0.15Ω/ph. Calculate i) The speed at which max torque is developed. ii) The ratio of maximum to F. L. torque. iii) The ratio of maximum to starting torque.

View solution
0 like 0 dislike
0 views 0 answers
0 like 0 dislike
0 views 0 answers

What are the safety considerations when working with high-voltage DC systems?

View solution
0 like 0 dislike
1 view 0 answers
Welcome to Electrical Engineering App, where you get electrical engineering materials in one place.

Subjects

29.4k questions

1.3k answers

7.3k users