A 3.0 m long rigid beam with a mass 120 kg is supported at each end. An 70 kg student stands 2.0 m from support 1. How much upward force does support 1 exert on the beam? (Figure 1) How much upward force does support 2 exert on the beam?

Q: A uniform 40.0-kg scaffold of length 6.0 m is supported by two light cables, as shown below. An…

A: Given data The mass of the scaffold, M = 40 kg The length of the scaffold, L = 6 m The weight of the…

Q: A beam rests on a fulcrum, 1.5 meters from one end. A weight of 463 kg is suspended from this end…

A: Given data as per question weight  =  463kg suspended weight =  2398kg

Q: L.

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Q: A 1,100-N uniform boom at p = 56.5° to the horizontal is supported by a cable at an angle = 33.5° to…

A:

Q: A beam rests on a fulcrum, 2.0 meters from one end. A weight of 285 kg is suspended from this end…

A: Underlying Principle: When the masses or forces get balanced about a point or here, fulcrum; the…

Q: 1. A bridge AB is 36.5 m long. It weighs 2.56 x 105 N. A truck weighing 5.25 x 104 N is 10.2 m from…

A: Given  A bridge AB is 36.5 m long. It weighs 2.56 x 105 N. A truck weighing 5.25 x 104 N is 10.2 m…

Q: 5. The figure shows a uniform, horizontal beam (length = 10 m, mass = 25 kg) that is pivoted at the…

A: Torque is given by  Torque = force x perpendicular distance Clockwise torque is taken as negative…

Q: A 10 m long uniform board weighing 400 N is supported by ropes at each end. A worker weighing 900 N…

A: Length of board is L = 10 m  Weight of board is Wb = 400 N  Weight of worker is Ww = 900 N .…

Q: A uniform plank of length 2.00 m and mass 28.5 kg is supported by three ropes, as indicated by the…

A: length of plank = 2.00 m  mass of plank = 28.5 kg weight of person = W = 690 N person is at a…

Q: A uniform sign is supported by two red pins, each the same distance from the sign's center. Find the…

A:

Q: Q3. In the figure below, one end of the uniform beam of mass 50 kg is hinged to a wall. The other…

A:

Q: A homeowner is trying to move a stubborn rock from his yard. By using a a metal rod as a lever arm…

A: distance (d) of fulcrum = 0.288 m mass of rock (m) = 465 kg Maximum force (F) = 671 N g = 9.81 ms2

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.