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Communication Systems - Engineering

Q1:

A computer monitor uses 180 W in normal operation and 20 W in sleep mode. The computer is on all the 24 hours but is in sleep mode for 18 hours a days. The energy units saved in 30 days are

A 0.54 units

B 86.4 units

C 2.88 units

D 4.8 units

ANS:B - 86.4 units

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