A hummingbird hovers by exerting a downward force on the air equal, on average, to its weight. By Newton's third law, the air exerts an upward force of the same magnitude on the bird's wings. Find the average mechanical power (in W) delivered by a 2.80 g hummingbird while hovering if its wings beat 55.0 times per second through a stroke 3.34 cm long. HINT

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Q: problem 1 Compute the kinetic energy, in Joules, of a 1,600-kg automobile traveling at 50 kph.

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A: It is given that,

Q: SQU is trying a new particle accelerator design with a mechanical component using a spring that does…

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