ISRO Technician-B Electrician Question Paper - 2015 (Set - 1) with Answer Key

ISRO Technician-B Electrician Question Paper - 2015 (Set - 1) with Answer Key

1) The capacity of a capacitor used in power factor correction is expressed in terms of

Answer is:

KVAR

Explanation:

.

2) The resistance of a wire will double, if we double its

Answer is:

length

3) Time constant for an R-L series circuit is given by

Answer is:

L/R

4) Power factor of a purely resistive circuit is

Answer is:

unity

5) A heater is rated as 230 V, 1000 W A.C. the value 230 V refers to

Answer is:

r.m.s voltage