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

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

46) Power factor of a purely inductive circuit is

Answer is:

Zero

47) Earth resistance in a typical domestic wiring is

Answer is:

less than 5 Ohms

48) The heights of 5 students in a class are 174 cm, 159 cm, 163 cm, 170 cm and 164 cm. Average height is

Answer is:

166 cm

49) Units consumed when 10 numbers of 20 W LED lamps are used for 8 hours

Answer is:

1.6

50) If the voltage across a resistor is halved and the value of the resistor is doubled, the power dissipated in the resistor is

Answer is:

One eight the original value

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