power is the product of voltage and current.so we can measure the value of power just by using ammeter and voltmeter.......then why do we use a wattmeter?
5 Electrical Engineering 7855
Question { 38176 }
what is the difference between ac and dc generator
Answer
Is This Answer Correct ? | 146 Yes | 29 No |
what is the function of starter & choke in the tube light
set & how choke give 1000 volts while switching on.
Answer
Is This Answer Correct ? | 245 Yes | 54 No |
Question { 5017 }
Give two basic sprrd control scheme of DC shunt motor.
Answer
Is This Answer Correct ? | 8 Yes | 0 No |
Question { 13465 }
how we select fuse rating for motor?
Answer
Is This Answer Correct ? | 31 Yes | 8 No |
Question { 17586 }
What is meant by locking of rotor in synchronous motor?
Explain me locking in detail?
Answer
Is This Answer Correct ? | 26 Yes | 6 No |
Question { 7380 }
why we used to transmitt the power at higher voltage why
not at lower voltage
Answer
Is This Answer Correct ? | 8 Yes | 0 No |
Question { 7100 }
which motor gives constant speed?
Answer
Is This Answer Correct ? | 7 Yes | 3 No |
Question { 7658 }
why we use to transmit the power in three phases intead of
single phase ?
Answer
Is This Answer Correct ? | 7 Yes | 5 No |
Question { 7901 }
defination of generator
Answer
Is This Answer Correct ? | 7 Yes | 1 No |
Question { 4788 }
howmany types of compresor is there? and how to calculate
compresor capacity?
Answer
Is This Answer Correct ? | 5 Yes | 0 No |
Question { 7485 }
wt is the function of transformer?
Answer
Is This Answer Correct ? | 8 Yes | 1 No |
Question { 4871 }
state application of relay in transmission line?
Answer
Is This Answer Correct ? | 4 Yes | 1 No |
Question { 9198 }
why use squareroot in flow measurment by dp transmitter?
Answer
Is This Answer Correct ? | 4 Yes | 0 No |