2. Two masses are attached to a uniform meter stick as shown in the figure 2. The masses of m1 and m2 are as given and the meter stick weighs 150 g. A force F with unknown magnitude is applied on one end of the stick at an angle of 30° to balance the system. What is the magnitude of F?

2. Two masses are attached to a uniform meter stick as shown in the figure 2. The masses of m1 and m2 are as given and the meter stick weighs 150 g. A force F with unknown magnitude is applied on one end of the stick at an angle of 30° to balance the system. What is the magnitude of F?

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter10: Rotational Motion

Section: Chapter Questions

Problem 23P: Find the net torque on the wheel in Figure P10.23 about the axle through O, taking a = 10.0 cm and 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

Figure 2
F
30 сm
40 cm
30 cm
30°
m2
50 g
75 g

2. Two masses are attached to a uniform meter stick as shown in the figure 2. The masses of m1 and m2 are as given
and the meter stick weighs 150 g. A force F with unknown magnitude is applied on one end of the stick at an angle of
30° to balance the system. What is the magnitude of F?

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(a) Is it possible to calculate the torque acting on a rigid object without specifying an origin? (b) Is the torque independent of the location of the origin?
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