The crank arm of bicycle pedal is 16.5 cm. If a 52kg woman puts all her weight on the pedal, how much torque is produced when the crank is horizontal?

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Q: 24. (I) A 52-kg person riding a bike puts all her weight on each pedal when climbing a hill. The…

A: Torque is cross product of force and perpendicular distance and its unit is Nm. τ=F×r τ=rFsinθ…

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A: radius (r) = 0.1 m I = 4 kg m2initial angular velocity = 0 rad/secTorque = 12 N-m t = 4 sec

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Q: F1=20 N and F2 =60 N is applied to a 100-kg door at rest as shown below. (I=1/3ML2) Calculate the…

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Q: A hoop of mass 2 kg and radius 0.5 m is accelerating with an angular acceleration of 3 rad/s2. What…

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Q: Rotational motion. I need help with #4

A: Answer

Q: The crank arm of bicycle pedal is 16.5 cm. If a 52kg woman puts all her weight on the pedal, how…

A: Given data: Arm length (r) = 16.5 cm = 0.165 m Mass (m) = 52 kg Angle (θ) = 15° Required: The torque…

Q: 10. A clay vase on a potter's wheel experiences an angular acceleration of 8.00 rad/s due to the…

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A: Sign convention for angular velocity and angular acceleration:

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Q: Find the angle at which the torque is minimum a. 90 b. 30 c. 60 d. 45

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Q: The fishing line in the figure makes an angle of 20.0 ° with the horizontal. What is the torque…

A: Given data: The angle with horizontal is θ=20°. The force applied by the fish is F=200 N.

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A: Torque is given by, τ=Frsinθ From the above formula, torque depends on force, distance of point from…

Q: 22. The angular speed of the rotor in a centrifuge increases from 420 to 1420 rad/s in a time of…

A: a) The rate change of the angular displacement, θ=ωavgttherefore,ωavg=ω+ω02θ=ω+ω02t

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Q: A net torque acts clockwise on a 20 kg.m2 object through an angular displacement of 40 rad…

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Q: 1. A soccer player extends their lower leg in a kicking motion by exerting a force with the muscle…

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Q: What is a torque and angular momentum? Derive a relation between torque and angular momentum.

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Q: 1. A bicycle mechanic mounts a bicycle on the repair stand and starts the rear wheel spinning from…

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Q: wheel has a radius of 0.1m and a moment of inertia of 4.00 kg-m2 starts from rest and accelerates…

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Q: 4) Pictured below is a metal disk (r 0.3200 m) and (m 0.8600 kg). The disk starts at rest but begins…

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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.