Page 417 - Basic Electrical Engineering

b. be less than 1.11
c. be more than 1.11
d. be = 1.

8. A voltage of v = 100 sin (314t – 30°) is connected across a 10 Ω resistor. The power dissipated
in the circuit will be

a. 100000 W
b. 1000 W
c. 500 W
d. 250 W.

9. The average value of a sinusoidal current is

a.

b.

c.

d. .

10. Form factor of an alternating wave form is the ratio of

a. RMS value and average value
b. average value and RMS value
c. maximum value and average value
d. maximum value and RMS value.

11. A capacitance of C Farad is connected to a 230 V, 50 Hz supply. The value of capacitive
reactance is

a. 314 C Ω

b.

c. 628 C Ω