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?  revolutions

Q: An engine fan initially rotates at 450 rpm and is turned off for 20.0 seconds, during which time it…

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Q: A hamster running in a wheel of radius 15 cm spins the wheel at 16 revolutions per minute. Round…

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Q: A car initially traveling at 29.2 m/s undergoes a constant negative acceleration of magnitude 1.40…

A: Given Initial velocity of car = 9.2 m/s acceleration = a = - 1.40 m/s2    a) we have to calculate…

Q: question 3 please

A: (a) Write the kinematic relation angular distance and distance travelled

Q: At the local swimming hole, a favorite trick is to run horizontally off a cliff that is 7.30 m above…

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Q: QUESTION 7 A wheel rotates with an angular speed of 50.0 rad/s. How many revolutions will it make in…

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Q: A car drives in a circle of radius 100 m with a constant angular velocity of 7?????7πrads. The car…

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Q: A centrifuge in a medical laboratory rotates at an angular speed of 3,550 rev/min, clockwise (when…

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Q: (a) Convert 41.0° to radians, using the appropriate conversion ratio. rad (b) Convert 2.46 rad to…

A: Given Data, Degree=41.00 Radian=2.46 Rad radius of the circle (r)=1.60 m Subtended Angle (θ)=41.00

Q: A bicycle with tires 50 cm in diameter travels 4.4  km How many revolutions do the wheels make?

A: Given data: The diameter of the bicycle tire, D=50 cm. The distance traveled by the tire, S=4.4 km.…

Q: car starts from rest and accelerates to 40 m/s in 8 s. how many REVOLUTIONS have the tires (that…

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Q: A person pushes a merry-go-round from rest to a final angular speed of 0.540 rev/s with constant…

A: According to the given data ωf=0.540rev/s θ=2rev ωi=0    {  Initially at at } We need to find…

Q: What is the magnitude of the angular acceleration of a car following a curve of radius 500 m at a…

A: SOlution: Given that car moving in the curve r =500 m v = 25 m/s

Q: Suppose that a bike is being peddled so that the front gear with radius r=3.0 inches, is turning at…

A: Given data: The radius of front gear is rf=3.0 in. The speed of front gear is ωf=60…

Q: When a car travels at 17.6 m/s, the angular velocity of the 0.313-m radius car tire is rad/s. Normal…

A: Speed of the car The radius of the car tire

Q: An 8.0 m radius merry-go-round completes one revolution every 7.0 s. (a) What is the angular…

A: Given data:  Radius (r) = 8.0 m Time period (T) = 7.0 s Required: The angular velocity, linear…

Q: At a constant speed it takes a car 15.4 seconds to circumnavigate a traffic circle (a.k.a.…

A: The velocity of the auto is given by,

Q: A centrifuge in a medical laboratory rotates at an angular speed of 3,500 rev/min, clockwise (when…

A:

Q: An automobile with 0.220 m radius tires travels 60,000 km before wearing them out . How many…

A: Radius (R) of tires = 0.22 m distance moved (d) = 60,000 km

Q: A centrifuge in a medical laboratory rotates at an angular speed of 3,450 rev/min. When switched…

A: Given data:  Initial angular velocity (ω0) = 3450 rev/min Angular displacement (Δθ) = 52.0…

Q: 50 radians are equal to how many degrees?

A: In the given problem we have to convert 50 rad into degree. Relation between radian and degree is π…

Q: IE .. A car on a circular track accelerates from rest. (a) The car experiences (1) only angular…

A: a) Angular acceleration to increase its speed and centripetal acceleration to keep it in circle so ,…

Q: A cooling fan is turned off when it is running at 860 rev/minrev/min . It turns 900 revolutions…

A: Given: The initial angular velocity of the fan is 860 rev/min. The number of revolutions is 900. The…

Q: If the tangential acceleration is there (0) this is an indication that: Select one: O a. the…

A: If there is tangential acceleration, then the motion is not uniform circular motion.

Q: A child rides a scooter in a circular path with a radius of 3.0 m. The tangential speed of the…

A: radius (R) = 3 m v= 3 msmass of child and scooter(m) = 45 kg

Q: A diver is diving from a height of 20 m. First, he makes a rotation (body tucked). At the end of…

A: Using the kinetic equation, ∆y=vot+12at2 Here, initial velocity vo=0 for no initial vertical…

Q: A bicycle is riding at a tangential speed of 13.2 m/s around a circular track. The magnitude of the…

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Q: The crankshaft in a race car goes from rest to 3000 rpmrpm in 3.5 ss. What is the angular…

A: Given: The initial angular speed is 0 rad/s. The final angular speed is 3000 rpm. The time interval…

Q: The circular blade of a table saw is 50 cm in diameter and spins at 50 rpm.How long must it rotate…

A: Given data :- diameter d = 50 cm radius r = 25 cm = 0.25 m frequency n = 50 rpm = 50 round per…

Q: bobsled is moving around a 4.2m radius turn with a radial acceleration of 9.97 m/s^2. What is the…

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Q: How many radians represent one and a half revolutions?

A: Given data:  Angular displacement (θ) = 1.5 rev Required: Angular displacement in radians

Q: When a carpenter shuts off his circular saw, the 10.0-inch-diameter blade slows from 4385 rpm to…

A: Given:Diameter of the blade = 10 inchRadius of the blade = 5 inchAngular velocity = 4385 rpmTime…

Q: A bicycle is traveling uniformly at 14 kilometers per hour.Its wheels have a 60 cm diameter.Find the…

A: Given data:  Speed (v) = 14 km/h Diameter (d) = 60 cm = 0.60 m Time (t) = 10 s Required: The number…

Q: An ultracentrifuge accelerates at a constant rate from rest to 108500rpm in 2 minutes. All questions…

A: Using formula for the constant angular acceleration :that is ;ω=ω∘+αtω→final angular…

Q: Semi-trailer trucks have an odometer on one hub of a trailer wheel. The hub is weighted so that it…

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Q: A 0.2 m-radius wheel rotates clockwise from rest with constant angular acceleration of 0.2 rad/s2,…

A: Given Radius of the wheel is r=0.2 m Initial angular speed is ω0=0 Angular acceleration isα=0.2…

Q: 23. An object is moving along a circular path of radius 3ft and has an angular velocity of 6 rad/s.…

A: Given data:  Radius (r) = 3 ft Angular velocity (ω) = 6 rad/s Required: The centripetal acceleration…

Q: The driver of a car traveling at 22.5 m/s ap- plies the brakes and undergoes a constant deceleration…

A: Given data: Initial speed of the car (u) = 22.5 m/s Deacceleration of the car (a) = -1.34 m/s2…

Q: An ultracentrifuge accelerates from rest to 9.97×10^5 rpm in 1.51 min. What is its angular…

A: Given information: The initial angular velocity, ωi=0 The final angular velocity, ωf=9.97×105…

Q: A fan blade with a diameter of 1.373 m is rotating at a rate of 3898 revolutions per minute. A piece…

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Q: A) A wheel is rotating at 5 radians/sec, and the wheel has a 83-inch diameter. To the nearest foot,…

A: Let v be the speed of a point on the rim, w be the angular velocity, and r be the radius of the…

Q: An automobile tire is rated to last for 35,000 miles. Estimate the number of revolutions the tire…

A: We know that the Estimated  average, the diameter of an automoblie tire is 2 feet  Now We know the…

Q: A wheel has a radius of 3.5 m. How far (path length) does a point on the circumference travel if the…

A: The distance travelled is S=rθ Here, r is the radius,θ is in radians. For  θ=30°, S=3.5 m30°π…