A tire placed on a balancing machine in a service station starts from rest and turns through 4.1 revolutions in 1.2 s before reaching its final angular speed. Calculate its angular acceleration. rad/s2
Q: When it has made 6.00 rev its angular velocity in rad/s is :
A: Answer is 18.21 rad/s Explanation is in next step.
Q: A bar on a hinge starts from rest and rotates with an angular acceleration ? = 14 + t, where ?…
A:
Q: A bar on a hinge starts from rest and rotates with an angular acceleration a = 11 + 7t, where a is…
A: Given: The angular acceleration α=11+7t
Q: A dentist's drill starts from rest. After 4.10 s of constant angular acceleration it turns at a rate…
A: The initial angular speed is zero. The final angular speed in rad/s can be obtained as ωf=2.80×104…
Q: A grinding wheel 0.40 m in diameter rotates at 2500 rpm. Part A Calculate its angular velocity in…
A:
Q: A dentist's drill starts from rest. After 3.30 s of constant angular acceleration it turns at a rate…
A:
Q: Determine the number of revolutions (in rev.) the wheel must undergo to acquire an angular velocity…
A: Given: ωf = 22 rad/s ωi = 8 rad/s α = 1.71 rad/s2…
Q: 3. During a tennis serve, a racket is given an angular acceleration of magnitude 180 rad/s². At the…
A:
Q: 6. A wheel is rotating with an angular acceleration of a(t) = 2t +1 (rad/s²). What is the tangential…
A:
Q: An electric circular saw is designed to reach its final angular speed, starting from rest, in 2.00…
A: Given that The initial angular speed is ωo = 0 Time(T) =…
Q: At time t=0s, a wheel has an angular displacement of zero radians and an angular velocity of 15…
A:
Q: A rotating wheel requires 5.00 s to rotate 30.0 revolutions. Its angular velocity at the end of the…
A: Given that wheel's velocity after 5.00 sec is 99.0 rad/sec, So Using 1st rotational kinematic…
Q: A bike wheel initially rotating at 5.00 rad s begins experiencing an angular acceleration of 2.60…
A: GIVEN INFORMATION We have…
Q: A -2.4 m B 30° The radius of a 7-kg wheel is 6.5 cm. The wheel is released from rest at point A on a…
A:
Q: The tub within a washer goes into its spin cycle, starting from rest and reaching an angular speed…
A:
Q: he wheel rotate during this time interval?
A: Initial angular velocity wi = 0 Final angular velocity wf = 18 rad/sec time t = 4.9 sec
Q: A dentist's drill starts from rest. After 4.00 s of constant angular acceleration it turns at a rate…
A:
Q: A rotating wheel requires 2.90-s to rotate through 37.0 revolutions. Its angular speed at the end of…
A:
Q: 3. A pulley, suspended from the ceiling, has a mass of 4.50 kg and a radius of 30.0 cm. A string is…
A:
Q: wheel, radius = 16 cm starts from rests. angular speed increases over 9.4 s until it reaches 22…
A:
Q: 2. A dentist causes the bit of a high-speed drill to accelerate from an angular speed of 1.50 × 104…
A: According to question --- Given data--- Initial angular speed = 1.5 × 104 rad/sec. Final angular…
Q: A net external torque of magnitude 64.0 Nm is applied to a disk of mass 10.0 kg. It rotates about…
A: Concept: To Determine the Radius of the Disk, we will use the Formula of the Moment of Inertia of…
Q: A rotating wheel requires 9.00 s to rotate 28.0 revolutions. Its angular velocity at the end of the…
A: Given: The number of revolutions is 28. The time interval is 9 s. The final angular velocity is 99…
Q: An object that is initially at rest begins to rotate under a constant angular acceleration of 2.01…
A: The angular acceleration of an object α=2.01 rad/s2. The angular displacement of the object θ=240…
Q: A tire placed on a balancing machine in a service station starts from rest and turns through 4.97…
A: Given Data: Number of revolutions (n) = 4.97 rev.Time (t) = 1.27 s. To Determine: (a). The angular…
Q: A bar on a hinge starts from rest and rotates with an angular acceleration a = 15 + 7t, where a is…
A: Given Data Initial angular velocity of the bar is ω0=0 Angular acceleration of the bar is given as…
Q: A dentist's drill starts from rest. After 3.00 s of constant angular acceleration it turns at a rate…
A: Given drill starts from rest it means its initial angular speed is ωi=0 At t=3.00s It attain…
Q: A rotating wheel requires 2.93-s to rotate through 37.0 revolutions. Its angular speed at the end of…
A:
Q: A dentist's drill starts from rest. After 2.60 s of constant angular acceleration it turns at a rate…
A: Given angular velocity ω= 2.40 ×104 rev/min= 2513.2741rad/s Time duration t = 2.60 s We have to…
Q: A wheel starts from rest and rotates with constant angular acceleration to reach an angular speed of…
A:
Q: A figure skater performs a twisting jump. She rotates around her longitudinal axis 2 times in 0.65…
A: Given data: Angular displacement (Δθ) = 2 rev Time (t) = 0.65 s Required: The average angular…
Q: A machine part rotates at an angular speed of 0.54 rad/s; its speed is then increased to 2.5 rad/s…
A: initial angular velocity = 0.54 rad/s final angular velocity = 2.5 rad/s angular acceleration =…
Q: A spinning wheel steadily slows from an initial angular velocity of 1.60 rev/s to 0.490 rev/s in…
A: Given that, Initial angular velocity (wi)= 1.60 rev/s Or (wi)= 1.60×2π rad/s = 10.06 rad/s Similarly…
Q: A wheel starts from rest and rotates with constant angular acceleration to reach an angular speed of…
A: (a) The expression for the angular acceleration of the wheel is as follows: α=ωf-ωit…
Q: grindstone increases in angular speed uniformly from 4.10 rad/s to 19.0 rad/s in 4.10 s. (a)…
A: Given:initial velocity, ωo = 4.10 rad/svelocity at t= 4.10 s is ω = 19.0 rad/sAsked:a) angular…
Q: A rotating wheel requires 5.00 s to rotate 29.0 revolutions. Its angular velocity at the end of the…
A:
Q: 1. The blades of a fan running at low speed turn at 300 rpm. When the fan is switched to high speed,…
A: initial angular speed = 300 rpm = 300 x 2π60rad/s…
Q: A rotating wheel requires 3.08-s to rotate through 37.0 revolutions. Its angular speed at the end of…
A: According to the rotational kinematics equation, find the initial angular velocity,…
Q: A grindstone increases in angular speed uniformly from 4.50 rad/s to 11.5 rad/s in 5.00 s. (a)…
A: Given:inital angular velocity, ωo = 4.50 rad/sat tim t = 5.00 sangular velocity is ω = 11.5…
Q: A machine part rotates at an angular speed of 0.32 rad/s; its speed is then increased to 2.6 rad/s…
A: Solution: Given Values, Initial angular speed (ω0)=0.32 rad/sFinal angular speed (ω) =2.6…
A tire placed on a balancing machine in a service station starts from rest and turns through 4.1 revolutions in 1.2 s before reaching its final angular speed. Calculate its
rad/s2
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- A dentist's drill starts from rest. After 3.40 s of constant angular acceleration it turns at a rate of 2.30 x 10 rev/min. (a) Find the drill's angular acceleration. rad/s2 (b) Determine the angle (in radians) through which the drill rotates during this period. radA rotating wheel requires 3.0 seconds to rotate through 233.0 radians. Its angular speed at the end of the 3.0-second interval is 98.0 rad/s. Find: a. The angular speed at the beginning of the 3.0-second interval. b. The constant angular acceleration of the wheel.A turntable rotates with a constant 2.25 rad/s² angular acceleration. After 4.50 s it has rotated through an angle of 30.0 rad. What was the angular velocity of the wheel at the beginning of this interval?
- Jimmothy has a flywheel. It rotates about its central axis. It starts from rest and accelerates uniformly. After completing 100 revolutions, the flywheel reaches an angular speed of 70.9 rad/s. It's your job to calculate the following: 1. What is The angular acceleration of the flywheel 2. What is The time required to complete the first 50 revolutions. 3. What is The time required to complete the second 50 revolutions.After 14.3 s, a spinning roulette wheel has slowed down to an angular velocity of 2.63 rad/s. During this time, the wheel has an angular acceleration of -4.24 rad/s^2. Determine the angular displacement of the wheel.A dentist's drill starts from rest. After 3.50 s of constant angular acceleration it turns at a rate of 2.30 x 104 rev/min. (a) Find the drill's angular acceleration. rad/s2 (b) Determine the angle (in radians) through which the drill rotates during this period. rad
- A tire is being tested and the machine has it rotating with an angular speed of 0.691 rad/ (CW). An angular acceleration is applied to the tire and after a period of 4.30 s, an angle of 12.7 rad (CW) has been turned through. What is the angular acceleration applied? Select one: a. b. O C. O d. 1.69 rad/2 (CCW) 1.05 rad/52 (CW) 1.69 rad/2 (CW) 1.05 rad/2 (CCW)2. A dentist causes the bit of a high-speed drill to accelerate from an angular speed of 1.35 × 104 rad/s to an angular speed of 3.65 × 10¹ rad/s. In the process, the bit turns through 1.92 × 10¹ rad. Assuming a constant angular acceleration, how long would it take the bit to reach its maximum speed of 7.70 × rad/s, starting from rest? S ssfot €60 s OSISS ƒ60 3A flywheel (I 49 kg m' 21 starting from rest acquires an angular velocity of 233 rad/s while subject to a constant torque from a motor for 5 s. a. What is the angular acceleration of the flywheel? rad/s? b. What is the magnitude of the torque? N m Question Help: Message instructor Submit Question
- A wheel is initially at rest then rotates with a constant acceleration of 2.0 rad/s2 . What is its angular speed after it has gone through a displacement of 5.0 rad?Problem 1: A small rubber wheel is used to drive a large pottery wheel. The two wheels are mounted so that their circular edges touch. The small wheel has a radius of 6.5 cm and accelerates at the rate of 7.5 rad/s2 , and it is in contact with the pottery wheel (radius 24.0 cm ) without slipping. Part A Calculate the angular acceleration of the pottery wheel. Part B Calculate the time it takes the pottery wheel to reach its required speed of 70 rpm .