The moment of inertia of the ball is 0.01 kg-m2 and is rotating around a 0.5-m string. What is the mass of the ball?
Q: Steve (whose mass is 31.8 kg) and Snot (whose mass is 22.5 kg) are standing at the center of a 110…
A:
Q: Hi please help: A child exerts a tangential 63.6 N force on the rim of a disk-shaped merry-go-round…
A: Given data: Tangential force F=63.6N Radius r=2.59m Initial angular speed ωi=0rad/s= Final angular…
Q: A merry-go-round has a radius of 2.4 m and a moment of inertia 622 kg · m2. A boy of mass 48 kg runs…
A:
Q: A truck with 0.420-m-radius tires travels at 32.0 m/s. What is the angular velocity of the rotating…
A:
Q: A DVD is spinning at 650.133 rpm. What is the size of the angular momentum of the DVD if it has a…
A: Angular velocity , ω = 650.133 rpm = 68.1 rad/s Circumference , C = 38.97 cm = 0.39 m Mass , M =…
Q: What is the magnitude of the angular momentum of a 500 g, 0.5 m long bar rotating at 60 rpm about an…
A: The expression for the required magnitude angular momentum is,
Q: The radius and mass of the plastic disk-shaped pulley are measured to be 28 mm and 14 g,…
A:
Q: A sanding disk with rotational inertia 0.0012 kg-m2 is attached to an electric drill whose motor…
A:
Q: The Moment of an inertia of a square plate with side of length 50.0 centimeters, and axis of…
A: mass (m) = 0.5 kg Side length of square plate (a) = 50 cm = 0.5 m
Q: A metal sphere with a mass of 0.056 kg rolls along a friction-less surface at 3.5 m/s and strikes a…
A: Since the second sphere is at rest initially, its initial momentum is zero. As the first sphere…
Q: What is the angular speed (in rad/s) of the rod and ball? What is the linear speed (in m/s) of the…
A: According to the conservation of energy, the initial energy of the system can be written as…
Q: A turntable with a mass of 12 kg and a radius of 1.8 meters spins at a constant angular velocity of…
A:
Q: What is the angular momentum (in kg*m*m/s) of a 350 g symmetrical rotating bar which is 4.50 m long…
A: Given, Mass of symmetrical bar (m) = 0.350kg Length of bar (L) = 4.50m Bar is rotating about…
Q: How fast, in rpm (revolution per minute), would a 5.0 kg, 22-cm-diamater bowling ball have to spin…
A: mass, m = 5 kg radius, r = 22 cm Angular momentum, L = 0.23 kg m2/s
Q: A small Ferris Wheel has a mass of approximately 5 000 kg and a radius of 5 m. If it's known to have…
A: Angular momentum (L) = m r2 w
Q: A turntable with a mass of 12 kg and a radius of 1.8 meters spins at a constant angular velocity of…
A: Given, Mass of turntable, m=12kg Radius, R=1.8m Angular velocity, ω=140rpm Mass of brick, M=3kg…
Q: thin ring that weighs about 13.5N that has a radius of about 0.5m rotating at the rate of 7 rev/s.…
A:
Q: Three children are riding on the edge of a merry-go-round that is a disk of mass 98 kg, radius 1.3…
A: New angular velocity will be in rpm is 28.18rp
Q: Two point masses are the same distance R from an axis of rotation and have moments of inertia I, and…
A:
Q: A child is 80kg and starts running at 2m/s. He then jumps on a merry-go-round that has a radius of…
A:
Q: What is the moment of inertia of a 5.00 kg, 25.0 cm diameter sphere which rotates about its center?
A: The moment of inertia is directly proportional mass and square of distance. The unit of moment of…
Q: What is the magnitude of the angular momentum of a 300 g, 2.0 m long bar rotating at 100 rpm about…
A:
Q: Three children are riding on the edge of a merry-goround that is 100 kg, has a 1.60-m radius, and is…
A: Given data: Mass of the marry – go – round, M=100 kg Radius, r=1.60 m Initial angular velocity,…
Q: What is the final velocity, in m/s, of a hoop that rolls without slipping down a 5.60 m high hill,…
A: (a)According to conservation of energy, the potential energy of hoop is converted into kinetic…
Q: A 3m diameter merry-go-round with a mass of 250kg is spinning at 20 rpm. John runs tangent to the…
A: diameter (d) = 3 m Mass of merry go round (m) = 250 kg Initial speed (u) = 5 msInitial angular speed…
Q: A 25.0-kg child standing nearby gets onto the merry-go-round by grabbing its outer edge. What is now…
A: Consider the merry-go-round is a disc type. The total moment of inertia of the system is the sum of…
Q: A playground merry-go-round with a mass of 105 kg and a radius of 1.5 m is rotating with an angular…
A: Given: The mass of the marry-go-round m1 = 105 kg. The mass of the child m2 = 17 kg. The radius of…
Q: The moment of inertia of the ball is 0.01 kg·m2 and is rotating around a 0.5-m string. What is the…
A:
Q: The mass center, G. of the 2-lb ball has a velocity of tvch - 5 t/s when it strikes the end of the…
A: In the question a Mass centre at ji is given whose weight is to 2 LB Velocity is 5 feet per second…
Q: A 30-kg child is sitting 5.0 m from the center of a 500-kg merry-go-round that is rotating…
A: Given Mass of child m=30kg Mass of merry-go round M=500kg Distance of child from centre r=5m…
Q: An ice skater spins with arms outstretched at 1.9 rev/s. Her moment of inertia at this time is 1.33…
A:
Q: A 5.0-m radius playgorund merry-go-round with a moment of inertia of 2000 Kg*m2is rotating freely…
A:
Q: A 55 kg skater spins at 5 rev / s when her arms are pulled in and at 1 rev / second when her arms…
A: Solution
Q: uniform ring with the mass of 4 kg and a radius of 20 cm is rotating at a rate of 20 rad/s. What is…
A: Mass m = 4kg Radius R = 20cm Radius R = 0.20 m Angular speed =20 rad/s. L = I ω L = Mr2 ω L…
Q: The moment of inertia of a 1.4-kg bicycle wheel rotating about its axis is 0.1-kg*m2. What is the…
A: Given: The mass of wheel m = 1.4 kg. The moment of inertia I = 0.1 kg.m2.
Q: A 16-kg block is attached to a cord that is wrapped around the rim of a flywheel of diameter 0.40 m…
A: Given data:The diameter of the flywheel, The moment of inertia of the flywheel, The mass of the…
Q: What is the angular momentum of a solid disk at t=2.5s if its mass is 0.25kg, its radius is 4m, and…
A: The angular acceleration of the disk can be found as, Here, I, τ, and α represent the disk’s moment…
Q: Two weights of mass m and 4m are attached to the ends of a massless rod of length L. What is the…
A: Given : mass, m1 = m mass, m2 = 4m Length of the rod = L Then, length from center of…
Q: A merry-go-round with a moment of inertia of 880kg⋅m2 experiences a force of 74.5N applied parallel…
A: Given data: Moment of inertia of merry-go-round is, I = 880 kg⋅m2 Force is applied parallel to edge…
Q: Two balls (point particles) are attached to the end of a rod with a mass of 20 kg and length of 40…
A:
Q: What is the angular momentum of a 0.315 kg ball rotating on the end of a thin string in a circle of…
A:
Q: A uniform disk of mass 3.70 kg has a radius of 0.100 m and spins with a frequency of 0.550 rev/s.…
A: The expression for the angular momentum is L=Iω=12mr2ω
Trending now
This is a popular solution!
Step by step
Solved in 2 steps