Answer / mayur

1.multi meter 13.line tester
2.earth tester 14.test lamp
3.megger 15.spring balance
4.alip on meter 16.magnetic campass
5.phase sequence indicator 17.dail gauge
6.watt meter 18.wire gauge
7.techometer 19.filler gauge
8.thermometer 20.micrometer
9.grpwler
10.cell tester
11.hydrometer
12.spirit level

what is diffrence b/w -48vdc and +48vdc ?

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how define the torque in ac drive. from electrical side in the drive friquency ,voltage and current three factor is there.

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In Dyn11 power transformer if any one of the 3 phases connected to earth in star connected side then please explain effect of the current flow in delta connected side of transformer.(In this case if one phase is shorted to ground in star connected side then we observe the current flow in two phases only not three phases in delta connected primary side. Please explain why it is so?)

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In case of dc circuit Whether dc current will pass through capacitor after it gets charged?

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Explain what is rated speed?

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how can we represne the analog signal and digital signal if want to measure the speed and we have to use PLC

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can u guys pls suggest a good material for learning abt switch yard and its components

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Application of statically induced emf

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