The two blocks in the figure(Figure 1) are connected by a massless rope that passes over a pulley. The pulley is 12 cm in diameter and has a mass of 2.3 kg. As the pulley turns, friction at the axle exerts a torque of magnitude 0.45 N-m. Figure 40 kg 20kg < 1011 Part A If the blocks are released from rest, how long does it take the 4.0 kg block to reach the floor? Express your answer to two significant figures and include the appropriate units. t= Value Submit HA Provide Feedback Request Answer → Units ?

The two blocks in the figure(Figure 1) are connected by a massless rope that passes over a pulley. The pulley is 12 cm in diameter and has a mass of 2.3 kg. As the pulley turns, friction at the axle exerts a torque of magnitude 0.45 N-m. Figure 40 kg 20kg < 1011 Part A If the blocks are released from rest, how long does it take the 4.0 kg block to reach the floor? Express your answer to two significant figures and include the appropriate units. t= Value Submit HA Provide Feedback Request Answer → Units ?

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 two blocks in the figure(Eigure 1) are connected by a
massless rope that passes over a pulley. The pulley is 12 cm in
diameter and has a mass of 2.3 kg. As the pulley turns, friction at
the axle exerts a torque of magnitude 0.45 N-m
Figure
40 kg
20kg
< 1011
Part A
If the blocks are released from rest, how long does it take the 4.0 kg block to reach the floor?
Express your answer to two significant figures and include the appropriate units.
t=
Value
Submit
HA
Proviste Feedback
Request Answer
Units
?

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