Sample Problem 1. A stone is thrown horizontally from a cliff with a velocity of 7m/s. What is the vertical velocity of the stone after 3 seconds? Given: V=7m/s t = 3 s Viy = 0 m/s ag = 9.8 m/s2 Solution: Vfy = viy - agt Vfy = 0 - ( 9.8 m/s²)(3s) Vfy= -29.4 m/s Sample Problem 2 A man dives from a 35 m high cliff and reaches the water with a final vertical velocity of 45m/s. How much time had elapsed before he reached the water? Given: Viy = 0 m/s ag = 9.8 m/s? Vfy= 45m/s t = ? Solution: Vây = Viy - agt -45m/s = 0m/s - 9.8m/s2 (t) -45m/s t = -9.8 m/s² t = 4.59 s Directions: Analyze and solve the following problems in your notebook/on a separate sheet of paper. Show your solutions. 1. A moving plane drop of a package at a speed of 25 m/s. What is the vertical velocity of the package after 20seconds? 2. From a tall building, a girl throws a piece of paper at a velocity of 5m/s. What is the horizontal velocity of the paper after 5 seconds? 3. At what time will a ball thrown horizontally reach its velocity at 19.6 m/s downwards? 4. A stone is thrown at a speed of 15m/s. What is the horizontal velocity after six seconds? 5. A stone is thrown at a speed of 15m/s. What is the vertical velocity after six seconds?
Sample Problem 1. A stone is thrown horizontally from a cliff with a velocity of 7m/s. What is the vertical velocity of the stone after 3 seconds? Given: V=7m/s t = 3 s Viy = 0 m/s ag = 9.8 m/s2 Solution: Vfy = viy - agt Vfy = 0 - ( 9.8 m/s²)(3s) Vfy= -29.4 m/s Sample Problem 2 A man dives from a 35 m high cliff and reaches the water with a final vertical velocity of 45m/s. How much time had elapsed before he reached the water? Given: Viy = 0 m/s ag = 9.8 m/s? Vfy= 45m/s t = ? Solution: Vây = Viy - agt -45m/s = 0m/s - 9.8m/s2 (t) -45m/s t = -9.8 m/s² t = 4.59 s Directions: Analyze and solve the following problems in your notebook/on a separate sheet of paper. Show your solutions. 1. A moving plane drop of a package at a speed of 25 m/s. What is the vertical velocity of the package after 20seconds? 2. From a tall building, a girl throws a piece of paper at a velocity of 5m/s. What is the horizontal velocity of the paper after 5 seconds? 3. At what time will a ball thrown horizontally reach its velocity at 19.6 m/s downwards? 4. A stone is thrown at a speed of 15m/s. What is the horizontal velocity after six seconds? 5. A stone is thrown at a speed of 15m/s. What is the vertical velocity after six seconds?
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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Subparts 1,2,3,4,5
![Sample Problem 1.
A stone is thrown horizontally from a cliff with a velocity of 7m/s. What is the vertical
velocity of the stone after 3 seconds?
Given:
V=7m/s
t = 3 s
Viy = 0 m/s
ag = 9.8 m/s2
Solution:
Vfy = viy - agt
Vfy = 0 - ( 9.8 m/s²)(3s)
Vfy= -29.4 m/s
Sample Problem 2
A man dives from a 35 m high cliff and reaches the water with a final vertical velocity of
45m/s. How much time had elapsed before he reached the water?
Given:
Vfy= 45m/s
t = ?
Viy = 0 m/s
ag = 9.8 m/s2
Solution:
Vây = Viy - agt
-45m/s = 0m/s - 9.8m/s2 (t)
-45m/s
t =
-9.8 m/s²
t = 4.59 s
Directions: Analyze and solve the following problems in your notebook/on a separate
sheet of paper. Show your solutions.
1. A moving plane drop of a package at a speed of 25 m/s. What is the vertical velocity of
the package after 20seconds?
2. From a tall building, a girl throws a piece of paper at a velocity of 5m/s. What is the
horizontal velocity of the paper after 5 seconds?
3. At what time will a ball thrown horizontally reach its velocity at 19.6 m/s downwards?
4. A stone is thrown at a speed of 15m/s. What is the horizontal velocity after six
seconds?
5. A stone is thrown at
eed of 15m/s. What is the vertical velocity after six seconds?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7041c0b1-a535-479b-ba4b-1dfd107cb3bc%2F018ba9a8-4507-42c7-a94a-3c0e308031d3%2F2am9r8c_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Sample Problem 1.
A stone is thrown horizontally from a cliff with a velocity of 7m/s. What is the vertical
velocity of the stone after 3 seconds?
Given:
V=7m/s
t = 3 s
Viy = 0 m/s
ag = 9.8 m/s2
Solution:
Vfy = viy - agt
Vfy = 0 - ( 9.8 m/s²)(3s)
Vfy= -29.4 m/s
Sample Problem 2
A man dives from a 35 m high cliff and reaches the water with a final vertical velocity of
45m/s. How much time had elapsed before he reached the water?
Given:
Vfy= 45m/s
t = ?
Viy = 0 m/s
ag = 9.8 m/s2
Solution:
Vây = Viy - agt
-45m/s = 0m/s - 9.8m/s2 (t)
-45m/s
t =
-9.8 m/s²
t = 4.59 s
Directions: Analyze and solve the following problems in your notebook/on a separate
sheet of paper. Show your solutions.
1. A moving plane drop of a package at a speed of 25 m/s. What is the vertical velocity of
the package after 20seconds?
2. From a tall building, a girl throws a piece of paper at a velocity of 5m/s. What is the
horizontal velocity of the paper after 5 seconds?
3. At what time will a ball thrown horizontally reach its velocity at 19.6 m/s downwards?
4. A stone is thrown at a speed of 15m/s. What is the horizontal velocity after six
seconds?
5. A stone is thrown at
eed of 15m/s. What is the vertical velocity after six seconds?
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