Two kids (one with mass mA=33.5kg and the other with mass mB=32kg) sits on the edges of a 2.56-m long see-saw which is momentarily in a horizontal position. Kid A is on the left while kid B is on the right. What is the net torque (in N⋅m) of the see-saw? Use the standard convention for positive and negative torque.

Q: A square metal plate with mass M=6.00 [kg] and side length 3.00 [m] is pivoted about an axis through…

A:

Q: A solid cylinder with mass of 25 kg and a diameter of 1.5-m rotates about an axis along its center.…

A: Given: The mass (m) of the solid cylinder is 25 Kg. The diameter (d) of the solid cylinder is 1.5 m.…

Q: A square metal plate with mass M = 1.20 kg and side length 0.180 m is pivoted about an axis through…

A: a) The diagram is modified as below. Let the side's length is denoted a. Evaluate the distance of…

Q: A slingshot is being whirled around in uniform circular motion. Which of the following statements…

A: 1)  correct answer is............. the net torque is zero, but the net force is non zero 2) solid…

Q: F2 F- 2.750 m 45° F3 2.750 m

A:

Q: An oversized yo-yo is made from two identical solid disks each of mass M = 1.90 kg and radius R =…

A: Given that the value of mass of the each  disk and the value of radius of disk and also given the…

Q: Two uniform solid spheres have the same mass of 1.65 kg, but one has a radius of 0.226 m and the…

A: According to company policy only first three subparts will be answered here. Please post the rest…

Q: An old grindstone, used for sharpening tools, is a solid cylindrical wheel that can rotate about its…

A: Given The radius of the wheel is r = 0.330 m. The constant tangential force is F = 300 N. The…

Q: In the following figure, a force of 20 N is going to be applied to the rod that has a length of 15…

A: Given : Force applied : F = 20 N Length of rod : L = 15 cm Required : Location for maximum torque…

Q: A 3.20 kg rock has a horizontal velocity of magnitude 12.0 m/s when it is at point P in the figure.…

A:

Q: 4. Torque is a and its direction can be determined using. A. scalar; right -hand rule B. scalar;…

A: (4) The quantity which has both magnitude and direction is called a vector quantity. Torque has both…

Q: Calculate the net torque (magnitude and direction) on the beam in the figure below about the…

A:

Q: A heavy turntable, used for rotating large objects, is a solid cylindrical wheel that can rotate…

A:

Q: If the system shown in the figure below is set in rotation about each of the axes listed below, find…

A: (a) Torque to produce angular acceleration about x-axis is 544.4 Nm.

Q: If the system shown in the figure below is set in rotation about each of the axes listed below, find…

A: The rotation about x-axis is,

Q: Zane and Phoebe are sitting on opposite ends of a teeter‑totter that is 4.00 m4.00 m long with the…

A:

Q: Answer no. 9 and no. 10.  9. Which of the following statements is TRUE?A A The moment of inertia…

A: Solution (9) - Statement A is true only. Statement B is false because torque depends on the radius…

Q: At a particular instant, a 1.0 kg particle's position is r = (6.0f - 5.0j + 3.0k) m, its velocity is…

A: Please see the answer below.

Q: In unit-vector notation, what is the torque about the origin on a particle located at coordinates…

A:

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 merry-go-round accelerates from rest to 0.68 rad/s in 33 s. If its moment of inertia is 750 kg m2,…

A:

Q: Two thin rectangular sheets (0.08 m x 0.40 m) are identical. In the first sheet the axis of rotation…

A: Given :- # When rotated about 0.08m side, Let torque = T , and mass of sheet be m and its angular…

Q: An oversized yo-yo is made from two identical solid disks each of mass M = 1.90 kg and radius R =…

A:

Q: A 2.00 m long unifomm beam weighing 1000N and a 400N sign are connected to a building. A rope is…

A: Write the equation for the torque Torque = Force* perpendicular distance between the force and pivot…

Q: 3d +F 5F 3F The forces F, 3F and 5F are applied to the rectangular plate, which can rotate freely…

A: Given - F = 10 N d= 1 m shown  in fig -1…

Q: The two blocks in Figure 1 are connected by a massless rope that passes over a pulley. The pulley is…

A: Given data: The mass 1 is m1=2 kg. The mass 2 is m2=4 kg. The friction torque is Tf=0.3 N·m. The…

Q: A disk of mass m=1 kg and radius r = 20 cm is rotating in counterclockwise direction with a constant…

A:

Q: 250 g , 25-cm diameter plastic disk is spun on an axle through its center by an electric motor. What…

A: Mass of the disc, m = 250 g = 0.25 kg Diameter of the disc, d = 25 cm = 0.25 m Disc rotate from 0 to…

Q: A disc has a moment of inertia of 45.77 kg m2 when rotating at 11 rad / s. How much torque is needed…

A:

Q: Two uniform solid spheres have the same mass of 1.77 kg, but one has a radius of 0.208 m and the…

A:

Q: a potters wheel of radius 42.73 cm and mass 111 kg is freely rotating at 55 rev/min. The potter can…

A:

Q: On a playground, there is a merry-go-round. In order to get it moving, Bonnie applies a force of 17…

A: Given that :F=17 Nr=5.3 mwhere,F is the force andr is the radius

Q: Which of the following would be the best way to produce measurable amounts of torque on a system to…

A: The rate of change of the angular momentum of a body with respect to time is called torque. The…

Q: A merry-go-round accelerates from rest to 0.70 rad/s in 30 s.     Part A Assuming the merry-go-round…

A: given that: radius, r=8 mtime, t=30 smass, m=3.2×104 kgwi=0 radswf=0.70 rads   It is required to…

Q: 0.180 m A square metal plate with mass M = 1. 20 [kg] and side length 0.180 [m] is pivoted about an…

A:

Q: Three external forces are acting on a uniform, 0.60-kg, 30-cm-long, thin rod that is rotating about…

A: Mass of rod (m) = 0.60 kg length of rod (L) = 30 cm = 0.3 mF1 = 4 N F2 = 2 N F3 = 2.5 N

Q: A square metal plate with mass M=6.00 [kg] and side length 3.00 [m] is pivoted about an axis through…

A: There may be more than one force acting on an object, and each of these forces may act on different…

Q: The figure above shows two barbells, which can be modeled as two point masses connected by a…

A: Given : L = 0.77 m Mass m = 20.1 kg Moment of inertia of barebells is given by  I=m1m2m1+m2L2…

Q: A square metal plate with mass M = 1.20 [kg] and side length 0.180 [m] is pivoted about an axis…

A: The mass of the square metal plate, M= 1.20 kg The side lengths of the plate, a = b = 0.180 m The…

Q: What torque is required to accelerate a 450 kg merry-go-round with an angular acceleration of 1.6…

A:

Q: 150 N 60 N 40 N 30 N 27. The figure above represents a stick of uniform density that is attached to…

A: Torque is defined as a twisting force that tends to cause rotation. We call the point where the…

Q: The body in the figure is pivoted at O, and two forces act on it as shown. If r1 = 1.30m, r2 =…

A: Given: r1=1.30 m ; r2=2.15 m , F1=4.20 N , F2=4.90 N  Theta1=75°  Theta2=60°  Find : net torque…

Q: 1.756-kg sphere of radius 0.31 m is rotating about an axis through its center at 24.843 rev/s with…

A: Given: The mass of the sphere is 1.756 kg. The radius of the sphere is 0.31 m. The angular velocity…

Q: An object's moment of inertia is 1.8 kg⋅m2. Its angular velocity is increasing at the rate of 3.0…

A: Given in question: Moment of inertia(I) = 1.8 Kg.m2                                 Increase in…

Q: The hour hand and the minute hand of Big Ben, the Elizabeth Tower clock in London, are 2.70 m and…

A: