engineering recuitment Indian Coast Guard Yantrik Mock Test 2024 Network Theory Network Elements Kirchhoff's Laws
A resistance of 30 Ω is connected across 240 V supply. If a resistance R ohm is connected in parallel with 30 Ω resistor across the same supply, the current drawn becomes triple of the original one. The unknown resistor R is
1
15 ohm
2
10 ohm
3
5 ohm
4
None of these