1.The steering of a car has a radius of 15 cm. The torque produced by a couple of 40 N will be __. * a.0.4 Nm b. 3 Nm c. 25 Nm d. 600 Nm 2. A boy tightens the nut of a car using a 16 cm long spanner by applying a force of 180 N. The torque will be __. * a. 2 880 Nm b. 28.8 Nm c. 1125 Nm d. 11.25 Nm

Q: 6. A ball on a string has a moment of inertia of 12.5 kg · m2. It experiences a torque of 5 m N. a.…

A:

Q: A car traveling at a constant speed as it rounds a curve is not experiencing angular acceleration.…

A: Introduction:Angular acceelration is defined as the rate of change ofangular velocity.α = dωdtalso…

Q: 1. A square plate has a side length of 1.20m. A 24.0N⋅m torque is applied about an axis…

A:

Q: Q2. A child applies the brakes on a bicycle by applying a downward force of 20 pounds on the pedal…

A:

Q: 5. What would happen to the rotation of the Earth if the ice caps at the North Pole and South Pole…

A: If ice of north pole and South Pole melt then Water go to ocean Then moment of inertia of earth…

Q: You are installing a new spark plug in your car, and the manual specifies that it be tightened to a…

A:

Q: A ring and a disk have the same mass and radius. Which has the greater moment of inertia?   a. Not…

A: Moment of inertia of ring = MR2  Moment of inertia of disc = MR2/2

Q: What is the magnitude of torque that would need to be applied to stop the motion of a 10-kg ball…

A: Calculate the change in angular momentum. ΔL= I(ωi - ωf)     = (10*102)(5 - 0)    = 5000 kgm2s-1

Q: Calculate the torque about the z-axis that is out of the page at the origin in the following figure,…

A: Given Force, F1=3.10N,F2=1.90N, F3=3.00N,F4=1.80N Distance of each force, r1=3.1m, r2=2.2m,r3=0m,…

Q: 17. A figure skater started his spinning at 3 rev/sec initially with rotational inertia 35 kgm².…

A:

Q: A diver curls up on diving to do flips, then straightens as she enters the water.  Which of these is…

A: The product of the body's angular velocity and its moment of inertia is the angular momentum of the…

Q: 5. Four 10 N forces are applied on a 3 m long uniform bar. d = 1m. Find the net torque about the…

A: The center of the bar is in the middle since the bar is a long, uniform bar. Recall that a torque…

Q: 1. A flywheel in the form of s solid disk begins to rotate uniformly from rest to its final angular…

A: The angular acceleration of a flywheel is given by : Where and are final and initial angular…

Q: n electric motor turns at 1200 RPM while delivering a torque of 20 in-lb. a. What is the angular…

A: Given: The speed of the motor is 1200 rpm. The torque of the motor is 20 in-lb.

Q: 35. What is the moment of inertia of a 1-kg solid sphere with a radius of 3 meters? a. 1.6 kg-m2 b.…

A: Mass of solid sphere M = 1 kg Radius of sphere R = 3m Moment of inertia of solid sphere is I =…

Q: A force of magnitude F is applied to a door in different directions as shown below. The door rotates…

A: Torque acting due to force F is given by,

Q: . A massless rope connects two blocks (2.00 and 4.00 kg) over a 12.0 cm diameter, 2.00 kg pulley. a.…

A:

Q: Sierra holds a box in her hand using her elbow flexor muscles (see picture). Her forearm is at a 35°…

A: Angle of forearm relative to horizontal θ=35o Length of the elbow from box to joint L=0.28 m Weight…

Q: How much torque would it take to make the wheel speed up from rest to 1.5 rev/sec in 10 sec? b. Now…

A: The moment of inertia of a rigid body is the sum of the products of the masses of all the particles…

Q: 5. A 6 ft board with mass of 2 kg is horizontal and attached to a swivel on one side,the other is…

A: As one end of the board is fixed, and the other end is allowed to fall freely, the board swivels…

Q: QUESTION 6 A tire rotates at an angular velocity of 30 rad/s. What angular displacement will the…

A:

Q: 18. The mass moment of inertia for the thin plate about the x-axis is A. 1/15 mh² B. 2/15 mh² C.…

A:

Q: Which one of the following the best definition of rotational inertia? а. Rotational inertia is the…

A: Option (C) Rotational inertia is the resistance of an object to a change in its angular velocity

Q: 7. A solid, uniform, spherical boulder starts from rest and rolls down a 50.0-m-high hill, as shown…

A: Total kinetic energy of the rolling body K.ETotal =12mv2 +12Iω2 According to energy conservation,…

Q: L 1. What do you call the property of the object to resist any change in its rotational state of…

A: Question 1 We know that moment of interia I is the property of a body to resist its rotational…

Q: A disk of radius r= 51.9 cm and rotational inertia, about the disk axis on which it is fixed, is 3…

A:

Q: A force of 16 N is applied to the end of a 0.63 m long torque wrench at an angle 45° from a line…

A:

Q: 8. A 3 kg uniform disk has a radius of 2 m. An external torque of 10 N-m is applied to the outside…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: 4. In pure rotation of a rigid body: A. The equation of motion, T = | a, where t is the torque about…

A: Here, we use th formulae of different parameters.

Q: 2. A 25 kg block and 50 kg block are connected by a string as it shown below. The pulley has 10 cm…

A:

Q: A horizontal massless strut is pivoted at point A. 5.0 m to the right of point A a force is exerting…

A: Given data:  Distance (r) = 5.0 m Force (F) = 25 N Angle (θ) = 150° Required: The magnitude of the…

Q: Determine the rotational inertia of a cylinder with a mass of 25 kg and a radius of 1 m. A. 50 kg •…

A: Given data:  A cylinder  Mass (m) = 25 kg Radius (r) = 1 m Required: The rotational inertia (I)

Q: Determine the net torque (about point P at one end) of the 4.0-m-long uniform beam shown in the…

A:

Q: You drop a disk (Icm = 1/2MR2) from rest. The disk rotates as it unwinds from a fixed vertical…

A:

Q: A child raises her arms to balance on a beam. This action makes it easier for her to balance because…

A: The moment of inertia of a child describes how much that child can resist the rotation. The moment…

Q: 1. A thick cylinder of inner radius 10 cm and outer radius 50 cm rolls at 4 m/s without slipping.…

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

Q: Find the angle at which the torque is minimum a. 90 b. 30 c. 60 d. 45

A: Torque is given by  Torque = Force ×displacement×sin A where, A is the angle between the force…

Q: 1) Choose the three "bridge" equations between translational quantities and rotational quantities…

A: Let vt be the velocity of translational motion, alpha be the angular acceleration, w be the angular…

Q: A loop has a rotational inertia of 0.14 kg m when spinning about its central axis. It takes 1.5 s to…

A:

Q: You and your friend ride a merry-go round. You sit further away from center (2r) but your friend…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Two objects are attached to a nearly massless rigid rod. The rod is free to rotate about the pivot…

A:

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.