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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% ans 61..
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Answer Posted / saji
chance that A is not efficient=.7
"...........B>>>............=.6
...........C.............=.9
if work together=.6*.7*.9=.378
so if they work together=1-.378=.622=62.2%
| Is This Answer Correct ? | 25 Yes | 1 No |
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