Suppose that the fish is located very close to the surface

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Q. At what speed should an archerfish spit the water to shoot down a floating insect located at a distance 0.800 from the fish? Assume that the fish is located very close to the surface of the pond and spits the water at an angle above the water surface.

Q. A cyclist is using cranks with a length of 17cm and a front sprocket of radius 10cm. when standing up she places her body weight onto the forward pedal. the crank is initially horizontal and the force in the pedal is equal to body weight. cyclist has a mass of 53 kg. what is the magnitude of the force transmitted by the chain to the rear sprocket?

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