A child of mass M is in a swing at the park. The chains have length L. The child is pulled back by their parent to an angle of 60 degrees and released. What is their angular speed when it reaches a maximum? Answer: w = square root mgL/I

Q: disk mi হ m33 0=35° k=21 m = 5kg m₂ = 10kg, Solid ball 6=0.25m 13=0.5m M₂ = 25 kq, 3 25kg, rolls…

A:

Q: Two masses ma=1kg and mp=5.4kg are connected by a rope that hangs over a pulley as shown in the…

A: M=15 kg  R=0.62 mma=1 kgmb=5.4 kgh=8.5 mIcm=12MR2Equation of motion of ma isTa-mag=maa…

Q: 6. A simple pendulum of length L = 100 cm is shown in Fig. P6.16. The angular dis- placement 0(t) in…

A: ) comparing with, angular amplitude=0.5 here n=frequency n=0.498 T=2 seconds b) time required…

Q: If the ball is released from rest at a height of 0.94 m above the bottom of the track on the no-slip…

A: Mass of ball m= 0.14 kgRadius of ball r= 3.5 CM   = 0.035 mball is released from rest at a height…

Q: Current Attempt in Progress The figure shows a thin rod, of length L = 1.50 m and negligible mass,…

A: Here we will equate the total mechanical energy that is potential energy and kinetic energy at…

Q: A 240 N sphere of 0.20 m in radius rolls without slipping 6.0 m down a ramp that is inclined at an…

A: Given Weight of the sphere W = 240 N Radius of the sphere r = 0.20 m Length of the ramp L = 6.0 m…

Q: A 20.0-kg child sitting 5.80 m from the center of a merry-go-round has a constant speed of 2.00 m/s.…

A: Given data The mass of the child is: m = 20 kg The radius of the center of rotation is: r = 5.80 m…

Q: The racing airplane is beginning an inside loop in the vertical plane. The tracking station at O…

A: To determine,v, v˙ and ρ.given,r=82 mr˙=19.0 ms-1r¨=74.5 ms-2θ=33oθ˙=0.58 rads-1θ¨=-0.33 rads-2

Q: Three hoops roll down a hill. They all have the same mass, but one has radius R, one has radius 2R,…

A: Given, Three hoops with varius size of radius is roll down from the hill

Q: When using the scalar triple product to calculate the moment that force F creates about an axis…

A: Given:the force F starts from A and points towards Baxis CD is in the x=0 planeForce F is in the…

Q: length R = 5 m and swing down in a circular arc. R (a) Ignoring air friction, calculate your speed…

A: Given :-  R = 5 m g = 9.8 m/s2

Q: A porter governor, its central load is 18 kg and the weight of each ball is 2 kg. The top arms are…

A:

Q: 6. A solid cylinder of mass M and radius R is connect to a rod of length L= 2R and mass = ½ M which…

A: As per Bartleby guidelines I have solved first question out of multiple questions and if you want…

Q: 1. A ladder of length b rests against a vertical wall (see figure). The base of the ladder is pulled…

A: Given data- Length of the ladder is b Speed of the base is v0.

Q: The puck in the figure below has a mass of 0.120 kg. The distance of the puck from the center of…

A: The objective of the question is to determine the work done on the puck. This can be done by…

Q: A multi-blades wind machine has power coefficient Cp = 1A- 0.5 A2 where A is the tip speed ratio.…

A: Given that,Cp=1λ-0.5λ2ω=1 rad/secρ=1.2 kg/m3For maximum power coefficient, We can write,…

Q: Consider a 150g puck on a string moving in a 1m radius circle on an air hockey table (no friction)…

A: Solution:

Q: a: = -0.231 rev/s. Then w 0, a; in w. = Wo: +at gives t = 36.0 s. -0.231 rev A high-speed flywheel…

A: now in the following question we have already figured out our t where  t =36.0s now to calculate the…

Q: An object starts from rest at the top of an inclined plane and moves down. Friction and air…

A:

Q: A uniform thin rod of length 0.310 m and mass 5.74 kg is suspended freely from one end. It is pulled…

A: Given Information:- Length of the rod is l=0.310 kg. Mass of the rod is m=5.74 kg. Initial angular…

Q: 3. A small 250-g collar C can slide on a semicircular rod which is made to rotate about the vertical…

A: The mass of the collar is given as, m=250 g (or) m=0.25 kg. The angular velocity of rod is given as,…

Q: 9.0 kg 1.0 m 1.2 kg 2.0 m 2.5 kg

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Q: the gear rolls on the fixed rack with an angular velocity of W = 12 rad / s and an angular…

A: Angular acceleration ω=12 rad/sAngular acceleration α=6 rad/s2OA=0.3m

Q: A gymnast is performing a giant swing on the high bar. In a simplified model of the giant swing,…

A: We have givenA gymnast is performing a giant swing on the high bar.The distance from the bar to his…

Q: A thin cylindrical ring starts from rest at a height h1 = 77 m. The ring has a radius R = 28 cm and…

A: a) Initially, the ring was in the state of rest at point 1. This means that at point 1 the total…

Q: A wrench is used to tighten a nut. A 100-N force is applied 0.10 m from the axis of rotation. what…

A:

Q: 1. In the figure below, m may be treated as a particle. The linear mass density of the rod is a…

A:

Q: A metal hoop with 0.21 kg of mass and 0.060 m of radius rolled without slipping on a horizontal…

A:

Q: If you now assume that its descent starts from rest, its speed at the lowest point of the curve is…

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Q: An electric motor is used to drive the shaft of a small water pump During a performance test, the…

A:

Q: A hollow spherical ball is let go from the top of a track and goes around a circular loop (R = 60…

A: The radius of the circular loop:

Q: A skater spins about a fixed point on the ice. She begins with her arms extended and an initial…

A: Write a given values of this question. Initial angular velocity is .  Final angular velocity is .

Q: Table 1: Angular displacement, linear distance, work, and power data Video # Load (kp) Pedal…

A: From the given data table draw the graph using excel sheet and also fix the label the x-axis and…

Q: A small box of mass m is given a speed of v= cylinder shown in (Elgure 1). 1000 gr at the top of the…

A:

Q: A hollow sphere is released from rest at the top of the ramp at the height of 0.21 m. The hollow…

A: Given Data: Ramp height, ht=0.21 m Hollow sphere initial velocity, u=0 Bottom height, hb=0.05 m…

Q: The force of F = 85 lb acts along the edge DB of the tetrahedron shown in (Figure 1). Figure Part A…

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Q: ge An arm swings from neutral (0 deg) to 61.3 deg flexion and then back 39.6 deg. Calculate the…

A: Initial angle: 0 degrees (neutral)Flexion angle: 61.3 degreesReturn angle: 39.6 degrees

Q: Four particles, A, B, C, and D, are rotating around their individual axes of rotation with different…

A: The angular velocity is given by,

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.