A weight of 6 N is located 8 cm from the fulcrum on the beam of a simple balance. What weight should be placed at a point 4 cm from the fulcrum on the opposite side in order to balance the system?

Q: A vault is opened by applying a force of 300 N perpendicular to the plane of the door, 0.70 m from…

A: Given data:  Force (F) = 300 N Perpendicular distance (r) = 0.70 m Required: Torque (τ)

Q: Two children of mass 19 kg and 29 kg sit balanced on a seesaw with the pivot point located at the…

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Q: Two children are balanced on a seesaw that has a mass of 13.0 kg. The first child has a mass of 26.0…

A: Mass of seesaw (M) = 13 kg Mass of first child (m) = 26 kg Distance of first child from pivot (d) =…

Q: A 40 kg, 5.0-m-long beam is supported by, but not attached to, the two posts as shown. A 20 kg boy…

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Q: The uniform seesaw shown below is balanced on a fulcrum located 3.0 m from the left end. The smaller…

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Q: Consider a see-saw with a total length of 8 m. A child with a mass of 31 kg sits on the very end of…

A: The free-body diagram of the see-saw is shown below.

Q: A uniform beam of length L and mass m shown in the figure below is inclined at an angle ? to the…

A: b) if the beam is in rotational equilibrium, means that the sum of the torsional momentum are equal…

Q: A weight of 30 N is located a distance of 10 cm from the fulcrum of a balance beam. At what distance…

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Q: A 7.1 N weight is attached 5.0 cm from the fulcrum of a balance beam. What weight should be placed…

A: For balancing 2 masses about fulcrum,  W1*X1 = W2*X2 Then net torque is zero on fulcrum.

Q: What force must be applied to end of a rod along the x-axis of length 2.0 m in order to produce a…

A: Given, Length, r=2 m, and torque, τ=8 kNm=8000 Nm.

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.