A wheel rotates with a constant acceleration of 2:0 rad/s. If the wheel starts from rest, how many revolutions will it make in the first 10 seconds ?
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Q: driver
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A: Approach to solving the question:Please see attached photos for detailed solutions. Thank you.…
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Q: A toy top accelerates from rest to 17 rad/s in 0.50 s. How many revolutions does it make?
A: Given: final angular velocity ω=17 rad/sinitial angular velocity ωo=0 [starts from rest]time t…
Q: Starting from rest, a wheel with a radius of 0.58 m begins to roll across the ground in a straight…
A: We shall use the rotational kinematic equation to solve this problem ωf2=ωi2+2αθwhereωf is the final…
Q: Starting from rest, a wheel with a radius of 0.52 m begins to roll across the ground in a straight…
A: radius (r) = 0.52 m angular acceleration (α) = 3.95 rads2number of revolutions = 15initial angular…
Q: 4.0
A: The answer is 3 seconds.
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Q: computer hard disk starts from rest, then speeds up with an angular acceleration of 190 rad/s2 until…
A: Using equation of motion for angular variables, we can get the desired answers.
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A: Given: The final angular speed of the drill is dω=2000 rpm= 2000×2π60 s=209.44 rads. Time required…
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Q: Starting from rest, a wheel with a radius of 0.58 m begins to roll across the ground in a straight…
A: θ=2π x16 = 32 π rad α=4.74 rad/s2 ω2-ωo2 = 2αθ ω = 30.86 sec-1
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Q: A disc rotates at 90 rpm (revolutions per minute). What is the angular speed (in rad/s)?
A: Given data: Angular speed (ω) = 90 rpm Required: The angular speed in rad/s
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Q: An automobile with 0.320 m radius tires travels 60,000 km before wearing them out. How many…
A: The circumference of the circle is,
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A: First, we need to convert the distance travelled by the car from kilometers to meters because the…
Q: The crankshaft in a race car goes from rest to 3000 rpm in 2.0 seconds. How many revolutions does it…
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Q: A wheel with a radius of 0.4 meters initially at rest and begins to accelerate at 4 rad/s2. How many…
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Q: The driven-gear is attached to a bicycle wheel of radius 0.4m. If the drive gear is rotated at 10…
A: Given data: Radius (r) = 0.4 m Angular velocity (ω) = 10 rpm Required: The linear velocity of the…
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- A bicycle wheel is rotating at 40 rpm when the cyclist begins to pedal harder, giving the wheel a constant angular acceleration of 0.50 rad/s^2 What is the wheel's angular velocity, in rpm, 8.0 s later?A centrifuge in a medical laboratory rotates at an angular speed of 3,650 rev/min. When switched off, it rotates through 52.0 revolutions before coming to rest. Find the constant angular acceleration (in rad/s2) of the centrifuge.A Ferris wheel rotating at 25 rad/s slows down with a constant rate of magnitude 3.7 rad/s2. How many revolutions does it make before coming to a stop? Express your answer to 1 decimal place.
- A wheel starts from rest with a constant acceleration. It completes one complete revolution in 5 seconds. After how much time (after being started) will it complete 7 revolutions.Starting from rest, a wheel with a radius of 0.43 m begins to roll across the ground in a straight line under a constant angular acceleration of 3.69 rad/s2. What is the speed of the wheel in m/s after it has rotated through 42.5 full revolutions? Assume that all quantities are good to 3 significant figures, All numeric answers should be entered rounded to 3 significant figure.A figure skater's second spin begins with an angular velocity of 290o/s. From that point until their 5th spin is 1 second. If the start of the 5th spin is measured at 1400o/s, what is their angular acceleration?
- An automobile with 0.230 m radius tires travels 65,000 km before wearing them out. How many revolutions do the tires make, neglecting any backing up and any change in radius due to wear?An automobile with 0.240 m radius tires travels 90,000 km before wearing them out. How many revolutions do the tires make, neglecting any backing up and any change in radius due to wear?A washing machine needs 17.1 s to speed up from rest to top speed of 5 rotation for every 3.05 s. If the damp cloths inside are 9.87 cm from the center, what is it's radial acceleration at top speed?
- A high-speed drill reaches 2300 rpm in 0.52 s. What is the drill's angular acceleration? Through how many revolutions does it turn during this first 0.52 s?An automobile with 0.290 m radius tires travels 90,000 km before wearing them out. How many revolutions do the tires make, neglecting any backing up and any change in radius due to wear? revolutionsStarting from rest, a wheel with a radius of 0.6 m begins to roll across the ground in a straight line under a constant angular acceleration of 4.43 rad/s2. What is the speed of the wheel in m/s after it has rotated through 17 full revolutions?