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Electrician
Electrician Set-1
Measuring
108

Measuring MCQ - Electrician (Set-1) with Answers

108) The deflecting force of repulsion type M.I. instruments is directly proportional to :

the current

the voltage

the square of the current

the magnetic field

Answer is:

the square of the current

Measuring MCQ - Electrician (Set-1) with Answers

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Related Measuring MCQ - Electrician (Set-1) with Answers

109) When 1 milli ampere is flowing through the meter coil is having 1000 ohms, and is causing F.S.D., the voltage developed across the coil resistance will be :

1000 volt

100 volt

10 volt

1 volt

Answer is:

1 volt

110) Which one is application of current transformer (CT) ?

Auto transformer

Tong Tester

Earth leakage circuit breaker (ELCB)

Variac

Answer is:

Tong Tester

111) The working principle of tong tester is :

Self induction

Mutual induction

Fleming's right hand rule

Same principle of D.C. motor

Answer is:

Mutual induction

112) Which is the main precaution to be taken before any measurement by using tong tester ?

Set the tester in correct range

Make looping the conductor more than once through the core

Make sure the induction is at zero on the scale

Read the indicator position on the scale

Answer is:

Make sure the induction is at zero on the scale

Measuring MCQ - Electrician (Set-1) with Answers

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