Is the speed of A 2x as fast as B?

### Want to see the full answer?

Check out a sample Q&A here*star_border*

## Related Physics Q&A

Find answers to questions asked by students like you.

Q: Three children are riding on the edge of a merry-go-round that is 102 kg, has a 1.60 m radius, and…

A: Click to see the answer

Q: A 2.2 kg , 20-cm-diameter turntable rotates at 150 rpm on frictionless bearings. Two 470 g blocks…

A: Click to see the answer

Q: These jugglers toss the pins so that they rotate in midair. Each pin is of uniform composition, so…

A: These jugglers toss the pins so that they rotate in midair. Each pin is of uniform composition, so…

Q: A 5.7 g quarter sits 25 cm from the axis of rotation on a turntable that has a period of rotation of…

A: As per our guidelines, we are supposed to answer only first three subparts in case of multiple…

Q: A 2 m rope attaches a tire to an overhanging tree limb. A boy swinging on the tire has a tangential…

A: we know centripetal force, Fc =mv2/r or, m = (Fc×r)÷v2 where ,m = mass of the object v =…

Q: A mass m rotates at constant speed v at a radius of R from the rotational exis. A force F provides…

A: Click to see the answer

Q: A stone with mass m = 11 g at the end of a massless strand is swinging in a circle of radius R =…

A: (a) Consider the stone at the end of the massless strand swinging in a circle of radius r. The…

Q: 9. The brakes are applied steadily on a car initially travelling at 86.5 km/hr. The braking gives…

A: Click to see the answer

Q: Three children are riding on the edge of a merry-go-round that is 122 kg, has a 1.60 m radius, and…

A: Given Information:- Mass of the merry-go-round is M=122 kg Initial angular speed of the…

Q: Two bugs, Buzz and Crunchy, are siting on a spinning disk on a horizontal plane. Buzz is sitting…

A: Given information: The angular velocity of the disk (ω) = 38 rpm ω=38 revolutionsmin=38×2π rad60…

Q: Q1. A boy sits on a rotating chair (without friction) which is rotating at an angular speed of 2…

A: According to company policy first question mentioned is to be answered, but as second question's…

Q: 13. TRUE or FALSE: The value 360 degrees equals 2 pi rad, or one complete revolution. A. True B.…

A: Solution: (13): The value of 360 degrees equals 2 pi rad, or one complete revolution.-True.…

Q: A ladybug sits at the outer edge of a merry-go-round, and a gentleman bug sits halfway between her…

A: Given: Let the radius of the merry go round be r. The gentle man bug sits halfway between the lady…

Q: Q5/ Tires on new car have diameter 2 foot, if the car travel a distance 6 miles. Determine. (a) The…

A: nrev=D2πr=D2πd/2=Dπd=6 miles1609.3 m1 mileπ2 foot0.3 m1 foot=5125 revolution Total angle θ=5125…

Q: A 3.1kg object is attached to a vertical rod by two strings as in the figure below. The object…

A: Mass of ball is 3.1kg It rotates at the speed of 5.05m/sec Length of rod is 3m Distance of ball from…

Q: 2. A pulley of 5 cm radius on a motor is turning at 30 rev/s and slows uniformly to 20 rev/s in 2 s.…

A: Given The initial angular velocity of the motor is ωi=30 rev/s=30×2π=60π rad/s. The final angular…

Q: #13

A: Click to see the answer

Q: Rank the following systems (A, B, C, D) in order of increasing (a) angular speed and(b) angular…

A: Click to see the answer

Q: A 40 kg child sits on the edge of a carnival ride at a radius of 4 m. The ride makes 3 revolutions…

A: Click to see the answer

Q: Determine the minimum coefficient of static friction needed to allow a penny to sit on a rotating…

A: Angular speed (ω) = 3313 rpm diameter = 0.3 m radius = 0.15 m Let the mass of penny = m

Q: m142onlinet1chap5w20 Word O Search Layout References Mailings Review View Help 1. At Robinson's…

A: Click to see the answer

Q: Two objects are placed on a spinning vinyl "record" as illustrated in the image below. Object 1…

A: Click to see the answer

Q: A ball with an initial velocity of 10 m/s rolls off the edge of a horizontal table. Which of the…

A: Given data *The ball with an initial velocity is u = 10 m/s *The acceleration due to the gravity is…

Q: A mass m rotates at constant speed v at a radius of R from the rotational exis. A force F provides…

A: Click to see the answer

Q: Points on a body undergoing pure rotation that are at different distances from the fixed axis have…

A: Click to see the answer

Q: An amusement park ride has a platform that rotates at 1.5 rad/s. The car (C) is mounted to the…

A: When a body rotates in a circular path, the body remains in equilibrium when the centripetal force…

Q: 6: Suppose a car's tire rotates 8 times every second. What is the tire's linear velocity if it has a…

A: Click to see the answer

Q: A centrifuge in a medical laboratory rotates at an angular speed of 3,586 rev/min. When switched…

A: Lets imagine that the centrifuge is in circular shape and it is rotating in a counter clock wise…

Q: A centrifuge in a medical laboratory rotates at an angular speed of 3,500 rev/min. When switched…

A: SOlution: given that angular speed of 3,500 rev/min rotates through 46.0 revolutions before coming…

Q: A 5.0 g coin is placed 15 cm from the center of a turntable. The coin has static and kinetic…

A: The expression centrifugal force, F=mω2rF=0.005×(2π)2×0.15F=0.0296N

Q: A person rides a Ferris wheel that turns with constant angular velocity. Her weight is 503.0 N. At…

A: Given: The weight of the person: W=503.0 N The difference in apparent weight at the top of the…

Q: Tires on new car have diameter 2 foot, if the car travel a distance 6 miles. Determine (a) The angle…

A: The diameter =2foot The car distance travelled =6miles

Q: / Tires on new car have diameter 2 foot, if the car travel a distance 6 miles. Determine . (a) The…

A: Answer a) 32186 rad b) 5122.56 Solution

Q: A centrifuge in a medical laboratory rotates at an angular speed of 3,800 rev/min. When switched…

A: Click to see the answer

Q: 11. A mouse and a rat are at opposite ends of a horizontal bar whose length is 0.8 m and which can…

A: Loss in potential energy of system get converted into rotational kinetic energy of mouse and rat .

Q: A centrifuge in a medical laboratory rotates at an angular speed of 3,650 rev/min. When switched…

A: Rotational kinematics equations are : 1) ωf=ωi+αt2) θ=ωit+12αt23) ωf2=ωi2+2αθ where, ωi is initial…

Q: The horse on a carousel is 4.0 m from the central axis. If the carousel rotates at 0.15 rev/s , how…

A: Click to see the answer

Q: A centrifuge in a medical laboratory rotates at an angular speed of 3,650 rev/min. When switched…

A: Click to see the answer

Q: You have a horizontal grindstone (a disk) that is 95 kg, has a 0.36 m radius, is turning at 86 rpm…

A: The torque due to the frictional force is τ=r×f =rμN…

Q: Three children are riding on the edge of a merry-go-round that is 102 kg, has a 1.60 m radius, and…

A: Dear student When there is no external torque acting on the system, the angular momentum remains…

Q: 2. The angular velocity vector of a spinning body points out of the page. If the angular…

A: Click to see the answer

Q: If the following objects are spinning at the same angular velocities, the edge of which one would…

A: The relation between tangential speed and angular speed is, v=rω From the above relation the…

Q: A horizontal circular platform rotates counterclockwise about its axis at the rate of 0.947 rad/s.…

A: Click to see the answer

Q: A turntable has a diameter of 40.0 cm. It rotates at a rate of 40 revolutions per second (rps)…

A: We need to calculate the total acceleration vector, angle turned by table and the arc length…

Q: 3. For a rotating rigid object, which quantity (or quantities) is the same for every particle that…

A: a rigid body consists of n number of particles distributed at different distances from the axis of…

Q: A 0.57 kg steel block rotates on a steel table (μk = 0.6) while attached to a 2.6 m long massless…

A: Given data: Mass of steel block, m=0.57 kg Length of rod, L=2.6 m Thrust force, FT=3.4 N Angle,…

Q: Four children are sitting on a merry-go-round at different distances from the center (axis of…

A: Click to see the answer

Q: A professor sits on a rotating stool that is spinning at 10.0 rpm while she holds a heavy weight in…

A: Click to see the answer

Q: pictures

A: Click to see the answer

Q: A professor sits on a rotating stool that is spinning at 10.0 rpm while she holds a heavy weight in…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…