Dynamometer type wattmeter - Effect of interchanging the current & potential coils

Q.  What will happen if the current coil and potential coil of dynamometer type wattmeter is interchanged?
- Published on 10 Nov 15

a. Potential coil will get damaged
b. Current coil will get damaged
c. Both current coil and potential coil will get damaged
d. Neither potential coil nor current coil will get damaged

ANSWER: Current coil will get damaged

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