Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Please help me with the following questions. 1. V FartA A thin, redangular sheet of metal has mass M and sides of length a and

image text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribed

Please help me with the following questions.

1.

image text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribed
V FartA A thin, redangular sheet of metal has mass M and sides of length a and b Use the paralleleaxis theorem to Calculate the moment of inertia of the Sheet for an axis that is perpendicular to the plane of the sheet and that passes through one For related problemsolving lips and strategies, you may want to corner 0' the sheet View a Video Tutor Solution of Using the parallelraxis theorem Express your answer in terms of the variables M, a, and b. I: Ewes! Answer Provide Feedback Next > Part A A slender rod with length _ has a mass per unit length that varies with distance from the left-hand end, where x = 0, according to dm/dx = yx, where y has units of kg/m. Calculate the total mass of the rod in terms of y and L. Express your answer in terms of the variables y and L. For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of Uniform sphere with radius r, axis through center. AEd M= Submit Request Answer V Part B Use I = J r dm to calculate the moment of inertia of the rod for an axis at the left-hand end, perpendicular to the rod. Use the expression you derived in part A to express I in terms of M and L. Express your answer in terms of the variables M and L. VO AEd F8 ? I= Submit Request AnswerPart A A circular saw blade with radius 0.165 m starts from rest and turns in a vertical plane with a constant angular acceleration of 2.00 rev/s' . After the blade has turned through 155 rev, a small How far does the piece travel horizontally, from where it broke off the blade until it strikes the floor? piece of the blade breaks loose from the top of the blade. After the Express your answer with the appropriate units. piece breaks loose, it travels with a velocity that is initially horizontal and equal to the tangential velocity of the rim of the blade. The piece travels a vertical distance of 0.820 m to the floor. ? 1 = Value Units Submit Request AnswerPart A Consider the system of two blocks shown in (Figure 1). There is no friction between block A and the tabletop. The mass of block B is 4.90 kg. The pulley rotates about a frictionless axle, and the light If the pulley is rotating with an angular speed of 8.00 rad/s after the block has descended 1.20 m, what is the mass of block A? rope doesn't slip on the pulley surface. The pulley has radius Express your answer with the appropriate units. 0.200 m and moment of inertia 1.40 kg . m. ? MA= Value Units Submit Request Answer Provide Feedback Figure 1 of 1 > A BV PartA As an intern at an engineering rm, you are asked to measure the moment of inertia of a large wheel for rotation about an axis perpendicular to the wheel at its center. You measure the diameter of the Wheel to be 0.680 [I]. Then you mount the wheel on Express your answer with me appropriate units_ frictionless hearings on a horizontal frictionless axle at the center of What is the moment of inertia of the wheel for this axis? the wheel. You wrap a light rope around the wheel and hang an 8.20 kg block of wood from the free end of the rope, as in {gure 1}. You release the system from rest and nd that the block descends 12.0 m in 4.00 s. I: Units Provide Feedback Figure V Part A A meter stick with a mass of 0.154 kg is pivoted about one end so it can rotate without friction about a horizontal axis. The meter stick is held in a horizontal position and released. As it swings through the As it swings through the vertical, calculate the change in gravitational potential energy that has occurred. vertical, calculate Express your answer in joules. VO AEd ? E= Submit Request Answer Part B Calculate the angular speed of the stick. Express your answer in radians per second. VO ? W= rad/s Submit Request AnswerSubmit Request Answer A meter stick with a mass of 0.154 kg is pivoted about one end so it can rotate without friction about a horizontal axis. The meter stick is held in a horizontal position and released. As it swings through the V Part C vertical, calculate Calculate the linear speed of the end of the stick opposite the axis. Express your answer in meters per second. AED ? U= m/s Submit Request Answer Part D Compare the answer in part C to the speed of a particle that has fallen 1.00 m, starting from rest. VO AEQ Ustick Uparticle Submit Request AnswerPart A A safety device brings the blade of a power mower from an initial angular speed of w1 to rest in 4.50 revolution. At the same constant acceleration, how many revolutions would it take the blade to come to rest from an initial angular speed w3 that was three times as great For related problem-solving tips and strategies, you may want to w3 = 3w1? view a Video Tutor Solution of Rotation with constant angular acceleration. AEd ? n = Submit Request AnswerAwheel of diameter 300 cm starts from rest and rotates with a constant angular acceleration of 3.00 rad/s2. At the instant the wheel has completed its second revolution, compute the radial acceleration of a point on the rim in two ways. For related problemsolving tips and strategies, you may want to View a Video Tutor Solution of Throwing a discus. V PartA Using the relationship and = wzr. Express your answer in meters per second squared. .9614:ch a'-rad Quest Answer V PartB From the relationship and = 1.12/11 Express your answer in meters per second squared. .AEcp-hc')? , 2 Grad ' III/5 Ewes! Answer V PartA A wagon wheel is constructed as shown in (gure 1}, The radius of the wheel is 0,300 m, and the rim has mass 145 kg, Each ofthe eight spokes, that lie along a diameter and are 0300 m long, has What lS the moment of inertia of the wheel about an axis through its center and perpendicular to the plane of the wheel? mass 0,250 kg, Express your answer in kilogram meters squared. For related problem-solving tips and strategies, you may want to View a Video Tutor Solution of Moments of inertia for different rotation axes. I: kg-m2 muest Answer Provide Feedback Figure 1 of 1 0.600 m

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image_2

Step: 3

blur-text-image_3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Principles of heat transfer

Authors: Frank Kreith, Raj M. Manglik, Mark S. Bohn

7th Edition

495667706, 978-0495667704

More Books

Students also viewed these Physics questions