engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) Electrician and Wireman Electrical Machines DC Generators
On doubling the supply frequency, the eddy current losses will:
Note: \({V\over f} \neq Constant\)
1
Become half of their former value
2
Become four times of their former value
3
Remains unaffected
4
Become eight time of their former value