Answer Posted / tanvir

Active sensor are not required a power from out side to
operate thermocople is the example of that when the heat
produce its free end devlope a thermo EMF in mv and its
calibrate as per requirement.
and pesive sensor need a power from out side for operating.

What is the minimum underground tank size capacity considered for firefighting purpose?

1966

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Is MEN and RCD related to each other ?? IF yes then how??

1882

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hello friends this is krunal here.. i have applied for he officer train in hpcl electrical stream.. any one who have applied before for electrical stream please help me out.. post ur reply to my mail id: krunal_airforce@yahoo.com.. any tips, old questions for paper or any help will do.. plz help me.. your faithfully, Krunal Darji

1904

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what are the maximum available current, voltage ratings and switching speeds of the power electronic devices thyristor, power mosfet, igbt, and mct?

2124

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what is advertised hop count

1779

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where are the circulat the diesel in DG parts name with pictue

2143

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How you calculate the repturing capacity of a HRC fuse

2628

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What is the Temperature to be set in Thermostat provided in Marshalling box of the Transformer / Motor.

3033

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is this the formula of building wiring to get the main breaker.Watts/volts*.8%+higher motor*(25%)=ampere. yes or no or send the correct formula for building wiring.

1718

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THERMAL CAPACITANCE IS MEASURED IN..................................................

2158

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What is the basic principle of welding process?

2158

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Tell me all plants load factors i.e which plant operating on which load?

2111

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what is the use of the puls transformer in UPS & how it works???????????

2235

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what is the formula for computing cable tray size & capacity

2176

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In constant power region of 3-phase IM torque-speed characteristics, if frequency increases slip A does not alter B decreases C increases D none of above

2065

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