Moving fan has rotational kinetic energy
Non moving fan has no energy since it is in rest
Answer:
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Explanation:
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The sensation of a frequency is commonly referred to as the pitch of a sound. A high pitch sound corresponds to a high frequency sound wave and a low pitch sound corresponds to a low frequency sound wave. ... That is, two sound waves sound good when played together if one sound has twice the frequency of the other.
Answer:
all forms of electromagnetic radiation travel at a single speed in a vacuum.
Explanation:
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