10) AC voltage of the order of 110kV is typically used for long distance transmission mainly because

Thinker conductors are only required

Chance of Corona is less

Generators produce 110 kV AC

Some customers may need 110kV supply

Answer is:

Thinker conductors are only required

ISRO Technician-B Electrician Question Paper - 2017 (Set - 1) with Answer Key

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11) Comparing underground system and overhead system of power distribution which of the following is TRUE

Overhead system is safer

Underground system is more prone to faults

Overhead system is cheaper

Underground system is easy to maintain

Answer is:

Overhead system is cheaper

12) As per IE rules, the maximum allowable variation between declared and actual voltage at consumer premises for low voltage is

(+/-) 5%

(+/-) 6%

(+/-) 10%

(+/-) 15%

Answer is:

(+/-) 6%

13) How the generated AC is connected to the load in a stationary magnetic field type alternator

Through split rings

Through slip rings

Through direct connection

Through commutator

Answer is:

Through slip rings

14) ELCB breaks the circuit on event of

Electrical line under voltage

Electrical line over current

Earth leakage

Electrical line over voltage

Answer is:

Earth leakage

ISRO Technician-B Electrician Question Paper - 2017 (Set - 1) with Answer Key

For more MCQ's Click Here

10) AC voltage of the order of 110kV is typically used for long distance transmission mainly because

Thinker conductors are only required

ISRO Technician-B Electrician Question Paper - 2017 (Set - 1) with Answer Key

Related ISRO Technician-B Electrician Question Paper - 2017 (Set - 1) with Answer Key

11) Comparing underground system and overhead system of power distribution which of the following is TRUE

Overhead system is cheaper

12) As per IE rules, the maximum allowable variation between declared and actual voltage at consumer premises for low voltage is

(+/-) 6%

13) How the generated AC is connected to the load in a stationary magnetic field type alternator

Through slip rings

14) ELCB breaks the circuit on event of

Earth leakage

ISRO Technician-B Electrician Question Paper - 2017 (Set - 1) with Answer Key