3. The path of a projectile in a uniform gravitational field is shown in the diagram to the right. When the projectile reaches its maximum height, at point A, its speed v is 8.0 ms1. The projectile passes point B 0.60 seconds after it passes point A. a. On the diagram above, draw an arrow showing the direction of velocity of the projectile at point A. A c. Determine the total velocity of the projectile at point B. B KA1 (1) b. Calculate the magnitudes of the vertical and horizontal components of the velocity of the projectile at point B. & KA2 (3) 2. A 125 g puck is tied by a thread of length 2.00 x 10² mm to the centre of an air table and Imoving in a circle such that one revolution takes 6.28 seconds. The puck travels clockw viewed as in Diagram 2. Diagram 1: Side view Diagram 2: Bird's eye view a. On Diagram 2, draw and label vectors to represent the instantaneous velocity and insta acceleration of the puck at the position shown. b. Explain why the puck is accelerating, even though its speed remains constant. C. Name the force responsible for the centripetal acceleration. d. Calculate the speed of the puck (assume friction is negligible) sdi
3. The path of a projectile in a uniform gravitational field is shown in the diagram to the right. When the projectile reaches its maximum height, at point A, its speed v is 8.0 ms1. The projectile passes point B 0.60 seconds after it passes point A. a. On the diagram above, draw an arrow showing the direction of velocity of the projectile at point A. A c. Determine the total velocity of the projectile at point B. B KA1 (1) b. Calculate the magnitudes of the vertical and horizontal components of the velocity of the projectile at point B. & KA2 (3) 2. A 125 g puck is tied by a thread of length 2.00 x 10² mm to the centre of an air table and Imoving in a circle such that one revolution takes 6.28 seconds. The puck travels clockw viewed as in Diagram 2. Diagram 1: Side view Diagram 2: Bird's eye view a. On Diagram 2, draw and label vectors to represent the instantaneous velocity and insta acceleration of the puck at the position shown. b. Explain why the puck is accelerating, even though its speed remains constant. C. Name the force responsible for the centripetal acceleration. d. Calculate the speed of the puck (assume friction is negligible) sdi
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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This is a follow-up question. Please solve ONLY part d of the question 2 and all of question 3
Transcribed Image Text:3. The path of a projectile in a uniform gravitational
field is shown in the diagram to the right. When the
projectile reaches its maximum height, at point A, its
speed v is 8.0 ms1. The projectile passes point B
0.60 seconds after it passes point A.
a. On the diagram above, draw an arrow
showing the direction of velocity of the
projectile at point A.
A
c. Determine the total velocity of the projectile at point B.
B
KA1 (1)
b. Calculate the magnitudes of the vertical and horizontal components of the velocity of the
projectile at point B.
&
KA2 (3)
Transcribed Image Text:2.
A 125 g puck is tied by a thread of length 2.00 x 10² mm to the centre of an air table and
Imoving in a circle such that one revolution takes 6.28 seconds. The puck travels clockw
viewed as in Diagram 2.
Diagram 1: Side view
Diagram 2: Bird's eye view
a. On Diagram 2, draw and label vectors to represent the instantaneous velocity and insta
acceleration of the puck at the position shown.
b. Explain why the puck is accelerating, even though its speed remains constant.
C. Name the force responsible for the centripetal acceleration.
d. Calculate the speed of the puck (assume friction is negligible)
sdi
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