1. The winding resistance of a coil can be increased by A. Increasing the number of turns B. Using a thinner wire C. Changing the core material D. Increasing the number of turns or using thinner wire Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
2. An 18 V power supply is connected across a coil with a winding resistance of 180 Ω. Current flow in the coil is A. 1 mA B. 10 mA C. 100 mA D. 1 A Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
3. An inductor, a 1 kΩ resistor, and a switch are connected in series across a 6 V battery. At the instant the switch is closed, the inductor voltage is A. 0 V B. 6 V C. 12 V D. 4 V Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
4. Five inductors are connected in series. The lowest value is 8 µH. If the value of each inductor is twice that of the preceding one, and if the inductors are connected in order of ascending values, the total inductance is A. 8 H B. 32 µH C. 64 µH D. 248 µH Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
5. A 2 mH, a 3.3 mH, and a 0.2 mH inductor are connected in series. The total inductance is A. 55 mH B. Less than 0.2 mH C. Less than 5.5 mH D. 5.5 mH Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
