Part (a) What is the angular velocity of the leg in rad/s? W = ||

Q: aring The angular velocity of a 755-g wheel 15.0 cm in diameter is given by the equation wif) =…

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Q: A record with a radius of 0.14 m, is turned 236 degrees in 18 seconds. What is the angular speed in…

A: it is time rate at which body revolves around an axis and it is measured in rad/sec.

Q: angular acceleration

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Q: A wheel starts from rest to an angle of zero, and has a constant angular acceleration for 5.0 s that…

A: Given, The initial angular velocity is ωi=0 angular acceleration is α time for constant acceleration…

Q: A truck with 48 in diameter wheels is traveling at 45 mi/h. a) find the angular speed of the wheels…

A: Given data: Diameter (d) = 48 in Speed (v) = 45 mi/h Required: Angular speed (ω) in rad/m and…

Q: A wheel initially has an angular velocity of 36 rad/s but after 4.0s its angular velocity is 24…

A: Given data:  Initial angular velocity (ωi) = 36 rad/s Time (t) = 4.0 s Final angular velocity (ωf) =…

Q: The outstretched hands and arms of a figure skater preparing for a spin can be considered a slender…

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Q: W [rad/s] 1 0 4 3 2 0 1 2 3 4 5 6 7 8 9 10 t [s] The graph above shows the angular velocity of a…

A: Step 1:  Step 2: Step 3: Step 4:

Q: During a tennis serve the players angular rotational velocity around the shoulder went from 580…

A: Given data:initial angular velocity, final angular velocity, change in time, average angular…

Q: A wheel has an initial angular velocity of 30rev/min and then experiences an angular deceleration of…

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Q: A fan is turned off, and its angular speed decreases from 10.0 rad/s to 6.3 rad/s in 5.0 s. What is…

A: The expression for the angular acceleration,

Q: A wheel starts to rotate from rest and reaches full speed with an angular acceleration of 6.7…

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Q: A grinding wheel starts from rest and spins with constant angular acceleration. If it takes 2.0 s…

A: Given data: Initial angular velocity (ω0z) = 0 rad/s Initial angular displacement (θ0) = 0 rad Time…

Q: 008 The tape in a videotape cassette has a total length 279 m and can play for 2.2 h. As the tape…

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Q: The angular speed of a fan decelerates from 11.6 rad/s to 7.8 rad/s in 4.5 s. What is the magnitude…

A: Given  Initial angular velocity ωi=11.6rad/s Final angular velocity ωf=7.8rad/s Time t=4.5s

Q: A 10 kg ball with a radius of 3 m is initially at rest. A torque of 70 Nm is applied to the ball.…

A: Mass of the ball m = 10 kg The radius of the ball r = 3 m  The initial angular velocity of the ball…

Q: A car increases its angular speed from 2 p /3 rad/s to 3p/2 rad/s in 5.0 s. What is the angular…

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Q: At time t= 0s, a wheel has an angular displacement of zero radians and an angular velocity of 29…

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Q: A CD has a diameter of 12.0 cm. If the CD starts from rest and has a constant angular acceleration…

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Q: An optical disk drive in your computer can spin a disk up to 10,000 rpm (about 1045 rad/s). If a…

A: Here the concept of angular velocity, angular acceleration and tangential acceleration is used.

Q: Calculate the torque (in N · m) about the z-axis that is out of the page at the origin in the…

A: Given:F1 = 6.0 N, F2 = 4.3 N, F3 = 6.0 N, F4 = 4.1 N.Find the torque.

Q: A softball pitcher starts her pitch delivery at an acceleration of 40 rad/s. Just before the ball…

A: Initial angular velocity (ωo) = 40 radsFinal angular velocity (ω) = 60 radsTime taken (t) = 0.71…

Q: The tires of a car make 85.0. revolutions as the car reduces its speed uniformly from 90.0 km/hr to…

A: Given Angular displacement of the tires is θ=85.0 rev=(85.0×2π) rad=534.07 rad Initial speed is…

Q: the angular velcoity of an airplane propeller increases from 12 rad/s to 16 rad/s while turning…

A: Initial angular velocity , ωi = 12 rad/s Final angular velocity , ωf = 16 rad/s Change in angle , ∆θ…

Q: An ultracentrifuge accelerates from rest to 100,000 rpm in 2.50 min. (a) What is its angular…

A: The final angular velocity in rad/s is The angular acceleration is

Q: An optical disk drive in a computer can spin a disk at up to 10,000 rpm. If a particular disk is…

A: Values given in the question are as follow; ω0=6170 rpmω0=639.62 radst=0.368 sω=0r=6 cmr=0.06 m To…

Q: The angular velocity vs. time for a fan on a hovercraft is shown below. Find the angle through which…

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Q: An automobile engine slows down from 3500 rpm to 1200 rpm in 2.7 s. A) Calculate its angular…

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Q: An optical disk drive in your computer can spin a disk up to 10,000 rpm (about 1045 rad/s). If a…

A: Write the first anguar kinematic equation and susbtitute the corresponding values to calculate the…

Q: At the instant w4 = 5 rad/s, pulley A is given an angular acceleration a = Determine the magnitude…

A: Given: ωA = 5 rad/s α = 0.8θ rad/s2 Radius of pulley A = 50 mm Radius of pulley B = 60 mm Radius of…

Q: An automatic dryer spins wet clothes at an angular speed of 4.2 rad/s. Starting from rest, the dryer…

A: Given data:  Initial angular velocity (ω0) = 0 rad/s Final angular velocity (ω) = 4.2 rad/s Angular…

Q: A spinning wheel initially has an angular velocity of 50 rad/sec east; 20 seconds later, its angular…

A: Given:intial angular velocity, ω0 = 50 rad/sec  Eastfinal angular velocity, ωf = 50 rad/sec WestNow,…

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.