How do you think they do earthing or grounding in ships and
aeroplanes?
Answer Posted / ram niveth
neutral is connected to the body of aircraft/ship.so body
is considered as earth for sensing earth fault
| Is This Answer Correct ? | 14 Yes | 13 No |
Post New Answer View All Answers
How much inductance or resistance require as a starter in series with induction motor of specific capacity(e.g. 5 hp) ? What is formula for it ?
What happens to a motor if it is connected in Delta connection
my diploma certificate in my higher education college
why in a swquence network representation, the negetive sequence generated voltage is taken as zero?
what is the difference between unarmoured & Flexible cable? How to identified?
Why AC & DC capacitor are use in UPS ??????????????????
11 kv input, 66 kv input advantages
why we use the 100% and 95% stator earth fault protection for the synchronus generator ?
1)what is the function of a frequency inverter? 2)If a few frequency inverter are connected onto a device network,what are the two setting that will ensure the frequency inverter work properly on the network. 3)whats is the name of the input sensor for weigher? 4)How to confirm that the load cellis faulty? 5)Describe briefly the steps to validate that the weigher is working properly? 6)Describe the procedure to validate the flowmeter accuracy? 7)Describe briefly the steps to validate that the tempreture sensor/transformer is working properly. 8)what is the adjustment that need to be done when you are calibrating the temperature transmitter ? 9)what are the safety measures to be taken before disconnecting motor for rewinding. 10)whats is the synchronous speed in rpm of typical 4pole 50hz motor? 11)whats is the formula for kw, ohm's law 12)if a 3phase motor is rated 3kw,415vac,what is it's rated ampere?
what is accuracy ? in any meters , coils accuracy . how can u defined that ?
what is the safety points of vaccum circuit breaker.
What is the main use of rotary phase converter ?
What is control system?
Explain marx circuit.
What is meant by Im=30mA@Vk/2. How to know the kee point voltage for CT design