Answer:
a). kJ/kg
b). kJ/kg-K
Explanation:
a). The energy rate balance equation in the control volume is given by
kJ/kg
b). Entropy produced from the entropy balance equation in a control volume is given by
kJ/kg-K
The annoying sound from a mosquito is produced when it beats its wings at the average rate of 600 wingbeats per second. What is
1 answer:
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Answer:
Explanation:
Assuming the light takes essentially no time to reach you, the distance at which the lightning occurred can be calculated by multiplying the speed of sound by the time it takes to hear the thunder: