ISRO Technician-B Electrician Question Paper - 2015 (Set - 1) with Answer Key

ISRO Technician-B Electrician Question Paper - 2015 (Set - 1) with Answer Key

16) The internal resistance of an ammeter should be

Answer is:

very small

17) In a two wattmeter method of measuring 3 phase power, power factor is 0.5, then one of the wattmeter will read

Answer is:

zero

18) One micron is

Answer is:

0.001 mm

19) The bridge used for the measurement of capacitance is

Answer is:

schering bridge

20) Pirani gauge is used to measure

Answer is:

very low pressure

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