A fisherman casts his bait toward the river at an angle of 25° above the horizontal.As the line unravels,he notices that the bait and hook reach a maximum height of $2.9 \mathrm {~m}$ What was the initial velocity he launched the bait with? Assume that the line exerts no appreciable drag force on the bait and hook and that is the effects of air are negligible.
A)18 m/s
B)7.9 m/s
C)7.6 m/s
D)6.3 m/s

Question

Quizplus · Accepted Answer

The correct answer is A because the initial velocity is 18 m/s.

A Fisherman Casts His Bait Toward the River at an Angle