யய 2 10025

13. a) Define the rms value and average value of an alternating quantity. (4)
b) Find the rms value and average value of the given waveform. (6)

14. ASeries R-C circuit takes a power of 7000%/ when connected to 200۷, 50112
supply. The voltage across the resistor is 130 V.

Calculate :
i) Resistance
ii) Current
11) Power factor
iv) Capacitance
v) Impedance
vi) Equations for instantaneous values of voltage and current. (10)

15. Explain the measurement of power in a three phase system by using two
wattmeter with relevant phasor diagrams. (10)

16. With the help of block diagram explain the working of a Thermal power plant. (10)
(4x10=40 Marks)