75. On doubling the supply frequency, the eddy ~ will
(^) Become half of their former value
(B) Become four times of their former value
(C) Remains unaffected
(D) Become eight times of their former value
76. If three persons take reading in horizontally placed meter at the same instant, whose reading
is correct?
(A) The reading taken by the left hand side person
ല് reading taken by the middle person
(C) The reading taken by the right hand sid....
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