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ISRO Technician-B
Electrician
ISRO Technician-B Electrician 2017
67

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

67) By which law, the direction of induced emf will be identified

Faraday's first law of electromagnetic induction

Faraday's second law of electromagnetic induction

Lenz's law

Fleming's left hand rule

Answer is:

Lenz's law

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

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

68) A D flip-flop can be made from

(a) RS flip-flop

(b) JK flip-flop

(c) RS flip-flop and an inverter

Both (a) and (b)

Answer is:

Both (a) and (b)

69) Age of a father is 3 more than 3 times that of his son. 4 years before age of father was 5 less than 5 times that of his son. Age of the son is

39

12

8

35

Answer is:

12

70) In BY 127, B and Y stands for

Germanium, rectifier

Silicon, rectifier

Germanium, signal detector

Silicon, signal detector

Answer is:

Silicon, rectifier

71) The disadvantage of a Full Wave Centre Tapped Rectifier is

Its ripple frequency is higher

Its DC output level is higher

Each diode carries half load current

The need of a bulky transformer having a centre tapped secondary winding

Answer is:

The need of a bulky transformer having a centre tapped secondary winding

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

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