railway RRB JE (CBT I + CBT II) Mock Test 2024 General Science Physics

The potential difference between the terminals of an electric heater is 80 V when it draws a current of 4 A from the source. How much current will the heater draw if the potential difference is increased to 127.5 V?

1
6.37 A
2
24 A
3
10 A
4
12 A
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