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A jet engine emits a whine of frequency 3000 Hz.When the engine is moving directly away from an observer at half the speed of sound,an observer hears a frequency of
Diminishing Returns
Diminishing returns refer to a point at which the level of profits or benefits gained is less than the amount of money or energy invested.
Rental Price
The cost of leasing or renting a property or equipment, typically expressed on a monthly or yearly basis.
Tomb Of The Leopards
An Etruscan tomb in Italy, famous for its wall frescoes depicting a banquet scene with figures and leopards.
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