a cd has a diameter of 120mm and spins at 540 rpm . A: what is the period B: If a spec of dust is riding on the edge, what is its velocity ? C: what is the specs acceleration

Q: 3. The Earth moves in an almost perfectly uniform circular orbit with the Sun at its center, 1.5 ×…

A: Radius of the orbit is given to be R=1.5*108km=1.5*1011m, Mass of the sun is around M=2*1030kg and…

Q: A disk is initially spinning at +3600 rpm. It increased its angular velocity to +7200 rpm in 9 sec.…

A: Given values: Initial angular velocity, ω1=3600 rpm Final angular velocity, ω2=7200 rpm Time, t=9 s

Q: 1. A ball with r=10cm, m=2kg, starts rolling down an inclined plane that is 26 m long and angled at…

A: Given:- r= 10 cm m = 2kg d= 26 m angle = 40o

Q: An object moves uniformly around a circular path of radius 22.0 cm, making one complete revolution…

A: Given that: Radius of circular path, r = 22 cm=0.22 m One revolution complete, t = 2.2 sec

Q: A typical road bike wheel has a diameter of 70 cm including the tire. In a time trial, when a…

A: d = 70 cm = 0.70 m Then, r = d/2 = 0.35 m

Q: A manufacturer of CD-ROM drives claims that the player can spin the disc as frequently as 1200…

A:

Q: 4. A centrifugal separator has a flat walled bowl, 10 cm in diameter and 10 cm high. If the bowl…

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Q: A conical pendulum is formed by attaching a ball of mass m to a string of length l, then allowing…

A: Given: Mass of ball = m Length of string = l Radius of circular path = R

Q: Your roommate is working on his bicycle and has the bike upside down. He spins the 54.0 cmcm…

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Q: An 8.79cm diameter floppy disk rotates at its fastest at 470 rpm.  Part D: What is the angular…

A: 1rpm =1rev/60s 470rpm =470 rev/60s = 7.833 rev/s T = 2π/w w =270rpm 1rpm =2π rad/60s 470rpm =…

Q: NASA has an experiment at the space regarding an orbit. What is the angular velocity of a particle…

A: Given : Frequency (f) = 200/min = 200/60 f = 3.33 Hz

Q: A 17.0 kg mass is spun in a circle of radius 6.0 m with a frequency of 35 Hz a. What is the period…

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Q: An object P moves at a constant speed v through an arc of a circle of radius r. The arc subtends an…

A: Given: An object P moving through a circular arc of radius r. It subtends an angle of 0.010 rad at…

Q: A CD has a diameter of 120mm and spins at 540 rpm. A. What is period? B. If a speck of dust is…

A: Given data: The diameter of CD is D=120 mm. Speed of CD is N=540 rpm.

Q: iven that earth has a radius of 6.4X10^6 m at its equator, what is the linear velocity at earths…

A: Given that               The radius of the earth (R) = 6.4×106m Now we have to find the linear…

Q: 1) NASA has built a rotating device that allows to produce a maximal acceleration of 85m/s?. If the…

A: we have for acceleration, v2R=85   Also, the time period, T=2πRv

Q: Suppose a piece of dust is stuck to a CD such that it does not slip even when the CD is spinning.…

A:

Q: A rotating fan completes 1140 revolutions every minute. Consider the tip of a blade, at a radius of…

A: Given value--- Rotating speed = 1140 rev/min. radius = 19 cm. We have to find--- (a) Through what…

Q: A CD has a diameter of 120mm and spins at 540 rpm.  A- what is period? B- If a speck of dust is…

A: B If a speck of dust is riding on the edge, what is its velocity? Cwhat is the speck's acceleration?…

Q: With the aid of a string, a gyroscope is accelerated from rest to 38 rad/s in 0.36 s.  part a) What…

A: Given initial angular velocity = 0 Final angular velocity = 38 rad/s t = 0.36 s

Q: A disk with a radius of r = 42 cm rotating about its central axis with a frequency of 20 Hz.…

A:

Q: A CD has a diameter of 120 mm and spins at 540 rpm. What is the period? If a speed of dust is riding…

A: Given Data: The diameter of CD is d=120 mm. Rotational speed of CD is L=540 rpm.

Q: 1. A pendulum bob is released from rest at A such that it Is directly to the right of its center of…

A:

Q: a cd has a diameter of 120mm and spins at 540 rpm a. what is a period b. if a speck of dust is…

A: Hello. As your problem has multiple sub-parts, so we will solve the first three sub-parts. If you…

Q: A salad spinner accelerates from rest to 4.5 rad/s in 2.5 s. If it continues to accelerate at this…

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Q: Our Sun is 2.3 * 104 ly (light-years) from the center of our Milky Way galaxy and is moving in a…

A: a) The time taken for one revolution is given by the equation,

Q: (I) A space shuttle releases a satellite into a circular orbit780 km above the Earth. How fast must…

A: The distance between the center of the Earth and the satellite is, r=dE+ds=6371 km+780 km=7151 km103…

Q: A traditional watch has a second hand 1.5 cm long, from centre to tip. (a) What is the speed of the…

A: Speed = distance /time

Q: Your roommate is working on his bicycle and has the bike upside down. He spins the 50.0 cm -diameter…

A: The tangential velocity of the pebble is,

Q: A rotating fan completes 1180 revolutions every minute. Consider the tip of a blade, at a radius of…

A:

Q: When a rigid body rotates about a fixed axis, every particle in the body moves in a circular path.…

A: Yes, the arc length between the angular positions θ1 and θ2 is given by =r(∆θ) Where, ∆θ=angular…

Q: 1. A 50-kg girl rides on a giant Ferris wheel of radius 12 m that makes 2 revolutions each minute.…

A: Given: The mass of the girl is 50 kg. The radius is 12 m. The angular speed is 2 rpm.

Q: A disk with a radius of r Hz. Suddenly at a time to which we choose to be to = 0 s, a force is…

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Q: An old-fashioned LP record rotates at 33 (1)/(3)rpm.a. What is its frequency, in rev/s?b. What is…

A: Given: The angular frequency is 3313 rpm.

Q: A propeller goes 1500 rpm to rest in 45 s. a. What is the acceleration? b. What is the angular…

A: Given data: Speed of propeller (N) = 1500 rpm Time (t) = 5 sec Need to determine the acceleration…

Q: A typical hard disk in a computer spins at 5400 rpm.a. What is the frequency, in rev/s?b. What is…

A: Given :-       spin of the hard disk = 5400 rpm

Q: 3. The Earth moves in an almost perfectly uniform circular orbit with the Sun at its center, 1.5 x…

A:

Q: A high-speed drill rotating counter clock wise at 2400 [rpm] comes to a stop in 2.5 [s]. a) what is…

A: Given Data: The final angular speed is, ωf=2400 rev/min The time required to stop a drill is, t=2.5…

Q: A BMX biker wanted to impress his family by catching some air( aka leaving the ground) while riding…

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Q: A bicycle tire is 66 cm in diameter. (a) At what frequency f does the tire rotate when the bicycle…

A: d = 66 cm = 0.66 m r = d/2 = 0.33 m v = 35 km/h = 35kmh×1000m1km×1h60min×1min60s=9.72 m/s f = ? ω =…

Q: A motorcycle wheel that is exactly 1.25 m in diameter, 0.20 m thick and 2.5 kg in mass is rotating…

A: Given data: Diameter (d) = 1.25 m Angular velocity (ω) = 60 rev/min

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.