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Solved: A grasshopper leaps into the air from the edge of
Chapter 3, Problem 3.63(choose chapter or problem)
QUESTION:
A grasshopper leaps into the air from the edge of a vertical cliff, as shown in Fig. P3.63. Use information from the figure to find (a) the initial speed of the grasshopper and (b) the height of the cliff.
Questions & Answers
QUESTION:
A grasshopper leaps into the air from the edge of a vertical cliff, as shown in Fig. P3.63. Use information from the figure to find (a) the initial speed of the grasshopper and (b) the height of the cliff.
ANSWER:Step 1 of 5
(a) The grasshopper is in projectile motion.
The initial velocity of the grasshopper in the x and y direction is given by,
Let the origin be at the ground and upward.
and
Using the kinematics equation,