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Two stones are thrown vertically upward from the ground,

Chapter 2, Problem 49E

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QUESTION:

Two stones are thrown vertically upward from the ground, one with three times the initial speed of the other.

(a) It the faster stone takes 10 s to return to the ground, how long will it take the slower stone to return?

(b) If the slower stone reaches a maximum height of H, how high (in terms of H) will the faster stone go? Assume free fall.

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QUESTION:

Two stones are thrown vertically upward from the ground, one with three times the initial speed of the other.

(a) It the faster stone takes 10 s to return to the ground, how long will it take the slower stone to return?

(b) If the slower stone reaches a maximum height of H, how high (in terms of H) will the faster stone go? Assume free fall.

ANSWER:

Solution 49E Step 1 : Let us consider stones as A and B and speed as x So we have Speed of Stone A =x Speed of Stone B =3x Final time for stone B t = 10 s f Height reached by stone A = H

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