9- A bowling ball of mass 7.5 kg travelling at 10 m sec- rolls off a horizontal table 1 m high. (Assume the acceleration due to gravity is 10 m sec, and the effects of air resistance may be ignored unless otherwise stated.) a Calculate the ball's horizontal velocity just as it strikes the floor. b What is the vertical velocity of the ball as it strikes the floor? c Calculate the velocity of the ball as it reaches the floor.

University Physics Volume 1
18th Edition
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Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter3: Motion Along A Straight Line
Section: Chapter Questions
Problem 103AP: A soft tennis ball is dropped onto a hard floor from a height of 1.50 m and rebounds to a height of...
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9- A bowling ball of mass 7.5 kg travelling at 10 m secrolls off a
horizontal table 1 m high. (Assume the acceleration due to gravity is
10 m sec-, and the effects of air resistance may be ignored unless
otherwise stated.)
a Calculate the ball's horizontal velocity just as it strikes the floor.
b What is the vertical velocity of the ball as it strikes the floor?
c Calculate the velocity of the ball as it reaches the floor.
d What time interval has elapsed between the ball leaving the table
and striking the floor?
e Calculate the horizontal distance travelled by the ball as it falls.
Transcribed Image Text:9- A bowling ball of mass 7.5 kg travelling at 10 m secrolls off a horizontal table 1 m high. (Assume the acceleration due to gravity is 10 m sec-, and the effects of air resistance may be ignored unless otherwise stated.) a Calculate the ball's horizontal velocity just as it strikes the floor. b What is the vertical velocity of the ball as it strikes the floor? c Calculate the velocity of the ball as it reaches the floor. d What time interval has elapsed between the ball leaving the table and striking the floor? e Calculate the horizontal distance travelled by the ball as it falls.
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