College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Please check if this questions was done correctly, the answer is correct and I show the appropriate units
![Given data:
of
- h = height of the tree = 28 m
- 8 = angle
projection of ball
Required - V = minimum speed the ball would need to
have hit by the club to make it over
230
the
tree
We will find the
formula
Let
Sin = sin(23⁰) = 0.3907
Sin = 0.3907
Let Vy
answer
minimum value of
Velocity = (2xh)"
Vy = (2gxh) 1/²
vy
Vy
using
V = Vy/sine=
V = 60 m/s
com
=
the standard
(2x 9.81 m/s² x 28 m) ¹/² = 23₁ 438 mk.
1/2
= 23.438 m/s.
/Sine= 23.438 m/s/0.3907
V = minimum speed of the ball
would need to
have hit by the club to make it over
the tree
ponent of
=
59,99 m/s](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F993b8a0d-9b60-44b7-8c47-37557dab2ace%2Fe36a92a0-4454-4cb8-9def-44b8f395352c%2Fgdijbe_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Given data:
of
- h = height of the tree = 28 m
- 8 = angle
projection of ball
Required - V = minimum speed the ball would need to
have hit by the club to make it over
230
the
tree
We will find the
formula
Let
Sin = sin(23⁰) = 0.3907
Sin = 0.3907
Let Vy
answer
minimum value of
Velocity = (2xh)"
Vy = (2gxh) 1/²
vy
Vy
using
V = Vy/sine=
V = 60 m/s
com
=
the standard
(2x 9.81 m/s² x 28 m) ¹/² = 23₁ 438 mk.
1/2
= 23.438 m/s.
/Sine= 23.438 m/s/0.3907
V = minimum speed of the ball
would need to
have hit by the club to make it over
the tree
ponent of
=
59,99 m/s
![A golfer is trying to hit their ball over a 28 m tree. The ball leaves their club at an
angle of 23° above the horizon. What is the minimum speed the golf ball would need
to have after being hit by the club to make it over the tree?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F993b8a0d-9b60-44b7-8c47-37557dab2ace%2Fe36a92a0-4454-4cb8-9def-44b8f395352c%2F4h07tcp_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A golfer is trying to hit their ball over a 28 m tree. The ball leaves their club at an
angle of 23° above the horizon. What is the minimum speed the golf ball would need
to have after being hit by the club to make it over the tree?
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