The frame is made from uniform rod which has a mass p per unit length. A smooth recessed slot constrains the small rollers at A and B to travel horizontally. Force P is applied to the frame through a cable attached to an adjustable collar C. Determine the magnitudes and directions of the normal forces which act on the rollers if (a) h = 0.24L, (b) h = 0.50L, and (c) h = 0.91L. The forces will be positive if up, negative if down. Evaluate your results for p = 1.8 kg /m, L = 575 mm, and P = 48 N. What is the acceleration of the frame in each case? Answers: (a) (b) L (c) h = 0.24L: h = 0.50L: h = 0.91L: L A = A = A = i i i Р N, N. = B N. = i i i ž" N, N,9 = Na i i m/s m/s m/s

The frame is made from uniform rod which has a mass p per unit length. A smooth recessed slot constrains the small rollers at A and B to travel horizontally. Force P is applied to the frame through a cable attached to an adjustable collar C. Determine the magnitudes and directions of the normal forces which act on the rollers if (a) h = 0.24L, (b) h = 0.50L, and (c) h = 0.91L. The forces will be positive if up, negative if down. Evaluate your results for p = 1.8 kg /m, L = 575 mm, and P = 48 N. What is the acceleration of the frame in each case? Answers: (a) (b) L (c) h = 0.24L: h = 0.50L: h = 0.91L: L A = A = A = i i i Р N, N. = B N. = i i i ž" N, N,9 = Na i i m/s m/s m/s

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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Concept explainers

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.

Question

The frame is made from uniform rod which has a mass p per unit length. A smooth recessed slot constrains the small rollers at A and B
to travel horizontally. Force P is applied to the frame through a cable attached to an adjustable collar C. Determine the magnitudes and
directions of the normal forces which act on the rollers if (a) h = 0.24L, (b) h = 0.50L, and (c) h = 0.91L. The forces will be positive if up,
negative if down. Evaluate your results for p = 1.8 kg /m, L = 575 mm, and P = 48 N. What is the acceleration of the frame in each case?
(a)
Answers:
(b)
L
(c)
A
h =
0.24L:
h =
0.50L:
h =
0.91L:
L
A
=
A
A
=
B
i
i
i
P
B
N₁
B
N,
B
N,
i
i
N₁ª
N,9
N₁9
i
i
m/s
m/s
m/s

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