How will you Physically differentiate A.C and D.C motor?
- 10 Answers
- 18708 Views
- BSNL, Polycab, I also Faced
- E-Mail Answers
Answer Posted / manoj
To check it physically check the following
1. starter mostly frequency based starter for AC motor to
acheive energy saving
2. connection : AC has star/delata wnding connection
3. Dc motor always have carbon brushes
4. Dc motor is used for constant torque application.
5. Ac motor has Rotor and DC has Armature
| Is This Answer Correct ? | 9 Yes | 2 No |
Post New Answer View All Answers
what is difference between 9kv 5ka surge arrester and 9kv 10ka surge arrester.
for a 500 KVA connected load, I calculated 30% of capactor for power correction. Even after using 225 KVR capactor PF is not improving. What could be reason for low Phase correction factor?
what happens when dc generator coupled with cycle shaft.also explain what happens when its loaded
1.what is the reason for transformer and lightning arrester blast in 33kv system
What is the formula to calculate distribution transformer De-rating on iron losses basis
Why r u using pf panel. what the uses
how much GROUND & NEUTRAL VOLT maintain in data center.
do you have some of interview Questions in power and genrator section in general whith answers
The power supplied to a 33microF capacitor from a 120V, 60Hz source will be
What are the types of feedback oscillators?
If i am running of spindle at 2000rpm ,but How to spindle stop at the second I am resetting the machine in CNC machines
i need previous entrence exam papers of nhpc.
What will be the current if the resistance total in a series circuit doubles?
where was current transformer protection units used and why??
DEAR SIR/MADAM,CLEARLY EXPLAIN ABOUT CRAWLING AND COGGING EFFECTS IN INDUCTION MOTOR.
