In constant power region of 3-phase IM torque-speed
characteristics, if frequency increases voltage
A does not alter B decreases
C increases D none of above
What is the meaning of 'A synchronous motor floating on line'?
pls,send the previous year written test questions.
What is the most essential condition for the voltage build up for a d.c. Shunt generator?
what is over frequency protection
What is the real use of reactive power in a electrical system other than loss (inductive &capacitive).I want to know its real physical significance.
What are the factors influence the choice of an electrc drive?
What is stepper motor. What is its uses?
If i have 200 test cases and we have to execute but we don't have time to execute all testcases.within 1 hour we have to execute that testcases and prepare the test report.so how i have to resolve this problem? is there is any technique in the testing.
How does a system control centre in a utility plant gets the grid frequency of the electrical network (50 Hz or 60 Hz)by the SCADA system?
diesel generator not getting start so whats problems will happen to DG and how we can start DG
1.what is the difference between MPCB and MCB ? 2.what is the difference between MPCB and MCCB ?
when we switch on the switch and load is not connected at home,is electricity wasted?
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