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ISRO Technician-B
Electrician
ISRO Technician-B Electrician 2015
17

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

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

w/2

zero

1.4

1.3

Answer is:

zero

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

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

18) One micron is

0.1 mm

0.001 mm

1 mm

0.01 mm

Answer is:

0.001 mm

19) The bridge used for the measurement of capacitance is

schering bridge

whetstone bridge

wein bridge

hay's bridge

Answer is:

schering bridge

20) Pirani gauge is used to measure

very high pressure

very low pressure

atmospheric pressure

all of these

Answer is:

very low pressure

21) the most commonly used generator voltage in India is

11 kv

6.6 kv

2.2 kv

33 kv

Answer is:

11 kv

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

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