The moment of inertia of a uniform circular disc about its diameter is 100gcm2. What is its moment of inertia about its tangent?
Q: A wheel is rolling up a hill with a mass, M=13.1kg, a radius R=0.95m, and a moment of intertia…
A: Mass of wheel M = 13.1 kg Radius of wheel R = 0.95 m Moment of inertia I = 0.81 MR2 Maximum height…
Q: he magnitude of the bicycle's linear acceleration (in m/s²)? m/s² he angular speed of the wheels (in…
A:
Q: A point on the rim of a 80 cm diameter tire wheel changes speed uniformly from 13.1 m/s to 19.6 m/s…
A:
Q: A pulley of moment of inertia 1.9 kg · m2 is mounted on a wall as shown in the following figure.…
A:
Q: The angular position of a point on a rotating wheel is given by e - 7.20 + 7.08t? + 2.86t°, where e…
A:
Q: The wheels of a bicycle have a radius of 36.0 cm. The rider of this bicycle started at rest to…
A: Given that:- Radius of wheel=r=36cm
Q: A car is traveling at a constant speed on the highway. Its tires have a diameter of 64.0 cm and are…
A: Write the given values with the suitable variables. d=64 cmω=55 rad/s Here, d is the diameter and ω…
Q: What is the rotational inertia of a cylindrical ring about its central axis. It has an inner radius…
A:
Q: A torque of magnitude 50Nm acts for 10 seconds to start a small merry-go-round (I = 1/2*m*r^2 ) of…
A: Given data: Torque (τ) = 50 Nm Time (t) = 10 seconds Moment of inertia (I) = (1/2)mr2 Radius (r) =…
Q: R2 RD Rotation axis (hrw8c10p54) A cylinder having a mass of 12.0 kg can rotate about its central…
A:
Q: What would the magnitude of the angular acceleration of the rod due to gravity be at the moment is…
A: Examine the rod’s FBD. The gravity’s torque on the rod can be represented as, Here, Fg, r, m, g,…
Q: A car starts from rest and accelerates uniformly with no slipping between the tires and road. If one…
A: The wheel has an angular acceleration…
Q: The earth's radius is 6.37×10^6m; it rotates once every 24 hours. What is the earth's angular speed?
A: Angular speed of a rotating object is given by ω = 2πT, where T = the time period or time taken for…
Q: A bicyclist starting at rest produces a constant angular acceleration of 1.20 rad/s2 for wheels that…
A: Since there are multiple questions, we answer the first three subparts, if you need answer of any…
Q: What is the linear velocity of the ring at point 3 in m/s?
A:
Q: A cylinder having a mass of 5.0 kg can rotate about its central axis through point O. Forces are…
A: Given; F1 = 7.0 N, F2 = 4.5 N, F3 = 1.5 N, and F4 = 5.0 N. and R1 = 5.0 cm = 5 x 10-2 m and R2 =…
Q: Starting from rest, a disk rotates about its central axis with constant angular acceleration. In…
A:
Q: A disk with moment of inertia 7.3 kg m^2 spins at 19 rad/s about its center axis. If a brake exerts…
A: Given : Moment of inertia, I = 7.3 kg m2 Angular velocity, ω = 19 rad/s Force, F = 80 N…
Q: A bicycle travels 141 m along a circular track of radius 30 m. What is the angular displacement in…
A:
Q: A solid sphere of radius 10.0 cm and mass 12.0 kg starts from rest and rolls without slipping a…
A: Apply principle of conservation of energy. Assume the edge of the incline is the reference line.…
Q: A blade with a 0.25 m radius starts from rest and rotates with an acceration 0f 0.25 rad/s2. What is…
A: The angular distance travelled is given by, Δθ=ω0t+12αt2 Here, ω0 is the initial angular speed, t is…
Q: Starting from rest, a rider pedals a bicycle such that the angular acceleration of the wheels is a…
A: given data as per question angular acceleration = 1.40 rad/s2 radius = 33.5cm
Q: A cylinder 30.0 cm in diameter is at rest initially. It is then given an angular acceleration of…
A:
Q: A CD has a diameter of 12.0 cm. If the CD starts from rest and has a constant angular acceleration…
A:
Q: A ball 24cm in diameter rolls down a hill from rest, passing through 11 complete revolutions (22pi…
A: Given data: Angle rotated by the ball θ=22π rad Time taken to travel t=7.4 s Initial angular speed…
Q: A small fan has blades that have a radius of 0.0600 m. When the fan is turned on, the tips of the…
A:
Q: A cylinder 37 cm in diameter is at rest initially. It is then given an angular acceleration of 0.183…
A:
Q: A wind turbine is rotating counterclockwise at 0.78 rev/s and slows to a stop in 21 s. Its blades…
A:
Q: part snape a sold spriere 235 g cm. It is spinning about a frictionless axle through its center, but…
A: Mass = m = 235 g = 0.235 kg Diameter = 2r = 4.5 cm
Q: A wheel with a radius 0.38 rolls across the level ground, initially moving forward with a speed of…
A: Given data: Radius, r = 0.38 m Initial speed, v i = 17.3 m/s Final speed, v f = 8.43 m/s…
Q: A cylinder 37.0 cm in diameter is at rest initially. It is then given an angular acceleration of…
A:
Q: A figure skater performs a twisting jump. She rotates around her longitudinal axis 2 times in 0.65…
A: Given data: Angular displacement (Δθ) = 2 rev Time (t) = 0.65 s Required: The average angular…
The moment of inertia of a uniform circular disc about its diameter is 100gcm2. What is its moment of inertia about its tangent?
Step by step
Solved in 2 steps
- A tire is rotating at an angular velocity of 51.6 radians/s. The radius of the tire is 1.9 m. Find the linear speed/velocity of a point on the edge of the tire.playground merry-go-round of radius R=2.00m has a moment of inertia? = 250??. ?2 and is rotating at 10.0 ???/??? about a frictionless vertical axle. Facing the axle, a 25.0-kg child hops onto the merry-go-round from the ground and manages to sit down on its edge. What is the new angular speed of the merry-go-round?bob begins throwing a discus with an initial angular velocity of 4 rad/s. Just before releasing the discus, bob’s angular velocity is 20 rad/s. The distance from the axis of rotation to the discus is 75 cm and the duration of the throw is 1.0 s. What is the linear velocity of the discus just before release?
- What is the magnitude of the tangential acceleration of a bug on the rim of a 13.0-in.-diameter disk if the disk accelerates uniformly from rest to an angular speed of 76.0 rev/min in 5.00 s? One second after the bug starts from rest, what is the magnitude of its tangential acceleration? One second after the bug starts from rest, what is the magnitude of its centripetal acceleration?While punting a football, a kicker rotates his leg about the hip joint. The moment of inertia of the leg is 3.34 kg · m2 and its rotational kinetic energy is 157 J. (Enter the magnitudes.) What is the angular velocity of the leg (in rad/s)? What is the velocity (in m/s) of the tip of the punter's shoe if it is 1.05 m from the hip joint?A lawnmower blade has a length of 0.75 m and a mass of 1.5 kg. The blade rotates around its center at an angular velocity of 500??????500revmin. The initial angular velocity of the lawnmower blade is Answer ????rads.
- Starting from rest, a bicyclist pedals a bicycle such that the angular acceleration of the wheels is a constant 1.40 rad/s2. The bicycle wheels are 32.0 cm in radius. (a)What is the magnitude of the bicycle's linear acceleration (in m/s2)? (b) What is the angular speed of the wheels (in rad/s) when the linear speed of the bicyclist reaches 10.4 m/s? (c) How many radians have the wheels turned through in that time? (d) How far (in m) has the bicycle traveled in that time?a 20 Nm torque acts on a wheel that has 150kgm^2 moment of inertia 1.calculate the angular acceleration of the wheel.With the aid of string , a gyroscope is accelerated from rest ro 32 rad/s in 0.41 s. What is the angular acceleration in radians per square seconds? How many revolutions does it go through in the process?