how to convert psi into kilo pascal? what is the suction
pressure & discharge pressure of chiller?
What is ramp signal?
what is meant by transformer differential protection ?
Why is the generator rating always in kVA and motor rating in kW?
show the single line diagram of star delta starter with single phase preventer
working method of railway electricl loco in single wire 25000 volt
diff between grounding & earthing
8 Answers BARC, Mobiserv, NTPC, Tata Steel Limited,
what is an isolation transformer??? what is its purpose??? what happens if it is not used where it should be used?????
Why we are testing a tan delta test in transformer? which purpose conduting that test? and time priode test?
1.how many earth pits are required for 1000 k.w plant include substion , transformer ? 2. how many earth pits are required for 500kva generator.what is formula to calcute?
pf of synchronius motor is unity, is it axact(=one) value. ?
1. What is maximum permissible distance between smoke detectors ? 2. How do we decide number of smoke detectors required in a large office, warehouse, hall etc ? 3. What should be maximum height of smoke detectors ? 4. Where do we use heat detector, optical smoke detector, temperature sensitive detector ?
what is working of communitator in a dc generator?