Number 19 Juad. H Peri:2F=centriptel T= TensionForceレこレeghForee ofIn each case, a rock is acted on by one or more forces. All drawings are in a vertical plane, and friction is negligible Jexcept where noted. Draw accurate free-body diagrams showing all forces acting on the rock. Please use a ruler,Free-Body DiagramsN= norma |E : Fricticnand do it in pendl so you can correct mistakes. The flrst one Is done as an example.17. Tied to a rope and pulled straight downward.Accelerating downward at 19.6 m/s. No friction.18 Tied to a rope and pulled so that the rock moveshorizontally at constant velocity. Note: There must beair friction in this case.constant v19. Tied to a rope and pulled so that the rockaccelerates horizontally at 2g. No air friction20. Swinging on a rope, at lowest position.No friction.1 T:fe21. Tled to a post and moving in a circe at constantspeed on a frictionless horizontal surface. Comingstraight out of the paper.22. Tied to point A by a string. Moving In a horizontalcircle at constant speed. Not resling on a solid surface.No friction. Coming straight out of the paper.An23. Swinging on a rope. No friction.24. Tied to point B. Moving downward in a verticalcirde with string horizontal. No friction.一IN

19. ties to rope and pulled so that the rock accelerates horizontally at 2g. No air friction

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19. Tled to a rope and pullėd šo accelerates horizontally at 2g. No air friction

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter5: Newton's Law Of Motion

Section: Chapter Questions

Problem 21P: Two teenagers are pulling on ropes attached to a tree. The angle between the ropes is 30 . David...

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Question

Number 19

Juad. H Peri:2
F=centriptel T= Tension
Force
レこレegh
Foree of
In each case, a rock is acted on by one or more forces. All drawings are in a vertical plane, and friction is negligible J
except where noted. Draw accurate free-body diagrams showing all forces acting on the rock. Please use a ruler,
Free-Body Diagrams
N= norma |
E : Fricticn
and do it in pendl so you can correct mistakes. The flrst one Is done as an example.
17. Tied to a rope and pulled straight downward.
Accelerating downward at 19.6 m/s. No friction.
18 Tied to a rope and pulled so that the rock moves
horizontally at constant velocity. Note: There must be
air friction in this case.
constant v
19. Tied to a rope and pulled so that the rock
accelerates horizontally at 2g. No air friction
20. Swinging on a rope, at lowest position.
No friction.
1 T:fe
21. Tled to a post and moving in a circe at constant
speed on a frictionless horizontal surface. Coming
straight out of the paper.
22. Tied to point A by a string. Moving In a horizontal
circle at constant speed. Not resling on a solid surface.
No friction. Coming straight out of the paper.
An
23. Swinging on a rope. No friction.
24. Tied to point B. Moving downward in a vertical
cirde with string horizontal. No friction.
一
IN

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