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Electrician
Electrician Set-2
Basic Electrical Practice
28

Basic Electrical Practice MCQ with Answers

28) Calculate the hot resistance of 200W / 250V rated lamp.

31.25 Ohm

62.5 Ohm

312.5 Ohm

625 Ohm

Answer is:

312.5 Ohm

Basic Electrical Practice MCQ with Answers

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Related Basic Electrical Practice MCQ with Answers

29) What is the value of resistance in an open circuit?

Zero

Low

High

Infinity

Answer is:

Infinity

30) Which resistor the lowest current flows in a parallel circuit having the values of 50 Ohm, 220 Ohm, 450 Ohm and 560 Ohm connected with supply?

50 Ohm

220 Ohm

450 Ohm

560 Ohm

Answer is:

560 Ohm

31) What is the specific resistance value of copper conductor?

1.72 Ohm/cm³

1.72 Micro ohm

1.72 Micro ohm/cm³

1.72 Micro ohm/m

Answer is:

1.72 Micro ohm/cm³

32) Which is inversely proportional to the resistance of a conductor?

Length

Resistivity

Temperature

Area of cross section

Answer is:

Area of cross section

Basic Electrical Practice MCQ with Answers

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