1. A 220 Ω resistor dissipates 3 W. The voltage is A. 73.3 V B. 2.5 V C. 25.7 V D. 257 V 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
2. If you used 400 W of power for 30 h, you have used A. 1.3 kWh B. 13.3 kWh C. 1.2 kWh D. 12 kWh 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
3. For 12 V and 40 mA, the power is A. 480 mW B. 0.480 W C. 480,000 µW D. All of the above 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
4. How many watt-hours represent 65 W used for 18 h? A. 11.7 Wh B. 1,170 Wh C. 11,700 Wh D. 117,000 Wh 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
5. Energy equals power multiplied by time. A. True B. False Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
