Question

An alternator rating is 300 MW. It is operating at no load and
frequency 50 Hz. 60 MW load is suddenly applied to the alternator.
Assuming inatia constant of 5 MWsec/MVA and governing system
time delay of 0.5 sec. Find the change in the frequency.
A 0.5Hz
B
-0.5 Hz
с 0.76 Hz
D -0.76 Hz​

Answer 1

Answer:

0.5 hz

Explanation:

yes the frequency is 0.5 hz