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What s de answer for this question : Three independent
mechanisms A, B and C have been incorporated for power
saving in a plant producing respectively 30%, 40% and 10%
efficiency. Assuming that they operate independently, what
is the net power efficiency achieved.
(a) 62.2% (b) 68% (c) 61% (d) 64% (e) 56%
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Answer Posted / uday
check out dis
30%,40%,10% of the whole power supply is saved when done individually.
so when combined together we get the following expression
.3+.4(1-.3)+.1(1-.4)(1-.3)
=.622
that is 62.6%
| Is This Answer Correct ? | 11 Yes | 3 No |
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