Answered

IDNLearn.com is designed to help you find reliable answers quickly and easily. Whether your question is simple or complex, our community is here to provide detailed and trustworthy answers quickly and effectively.

A TV has a power of 65 watts and an efficiency of 70 percent. How much
power is wasted as heat?
A. 19.5 W
B. 2.2 W
C. 0.9 W
D. 45.5 W

Sagot :

SOFlAidn

Option A: 19.5 W

Power of TV = 65Watt

If Efficiency = 70%, then the percentage of energy wasted is 30%

So, the amount of energy getting wasted:

= 30/100 × 65

= 1950/100

= 195/10

= 19.5 W

Your presence in our community is highly appreciated. Keep sharing your insights and solutions. Together, we can build a rich and valuable knowledge resource for everyone. Thank you for trusting IDNLearn.com with your questions. Visit us again for clear, concise, and accurate answers.