

InterviewSolution
Saved Bookmarks
1. |
A hot water system is 65% efficient. If it is supplied with 3000 joules of electrical energy,how much heat energy does it produce? |
Answer» <html><body><p>Heat energy produced is <a href="https://interviewquestions.tuteehub.com/tag/1950-281705" style="font-weight:bold;" target="_blank" title="Click to know more about 1950">1950</a> joulesExplanation:efficiency of <a href="https://interviewquestions.tuteehub.com/tag/hot-1029680" style="font-weight:bold;" target="_blank" title="Click to know more about HOT">HOT</a> water system = <a href="https://interviewquestions.tuteehub.com/tag/65-331005" style="font-weight:bold;" target="_blank" title="Click to know more about 65">65</a> % = 0.65electrical energy supplied <a href="https://interviewquestions.tuteehub.com/tag/input-11237" style="font-weight:bold;" target="_blank" title="Click to know more about INPUT">INPUT</a> = 3000 Joulesheat energy produced is output. ieefficiency = output / input0.65 = output / 3000output = 0.65 * 3000 = 1950 heat energy produced is 1950 joules</p></body></html> | |