Don't use chat gpt plz 20.A rod of length is standing verticallyon smooth horizontal surface. It isdisturbed slightly so that lower end turnstowards step. Angular speed of rod justafter hitting step is (end of rod sticks tostep)Step→ 3110Smooth Surface39g49g39g49g(1)(2)1250 V125€(3)62506250

📌 Approach to Solving the Question 1. Understand the problem and the transition to rotational…

Answered: 20. A rod of length is standing…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter7: Rotational Motion And Gravitation

Section: Chapter Questions

Problem 52AP: The dung beetle is known as one of the strongest animals for its size, often forming balls of dung...

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Math Review (a) Convert 47.0 to radians, using the appropriate conversion ratio. (b) Convert 2.35 rad to degrees. (c) If a circle has radius 1.70 m, what is the are length subtended by a 47.0 angle? (See Sections 1.5 and 7.1.)
A disk 8.00 cm in radius rotates at a constant rate of 1 200 rev/min about its central axis. Determine (a) its angular speed in radians per second, (b) the tangential speed at a point 3.00 cm from its center, (c) the radial acceleration of a point on the rim, and (d) the total distance a point on the rim moves in 2.00 s.
The dung beetle is known as one of the strongest animals for its size, often forming balls of dung up to 10 times their own mass and rolling them to locations where they can be buried and stored as food. A typical dung ball formed by the species K. nigroaeneus has a radius of 2.00 cm and is rolled by the beetle at 6.25 cm/s. (a) What is the rolling balls angular speed? (b) How many full rotations are required if the beetle rolls the ball a distance of 1.00 m?
in a plan€ about on of Its ends if 7- A rod is retating the foitowiing table 9iven the cngle (4) radians threuyh which the red has Aurend for different Values of timo Es seconds, find its angular accelaration u'hen tz07 さ、2 tse 3D e:48 2-C 3.2 A roud
45. A point P traces the curver = a) , O the pole such that OP moves with constant angular velocity w. The radial component of acceleration when P is at the point(r,0) is %3D A -ru? B rw? -2aw? D 2aw?
93’ P 3 P + Acircular disc isrotating in its plane with angular velocity o, its centre beingat est. Ifa pointon the rim is ‘suddenly fixed, what is new angular velocityof he disc about the pointon the rim. 20 @o 5 ©F @5 aa e oa el g ol e AT
Don't just send the answer from Beer's Manual.
1. 5r2 and I have two disks. I know that disk A has a mass per unit area o given by o = disk B has o = 3r3. Each disk has radius 10cm. I have a slope at angle 45 degrees to the horizontal that is 2 m long. I time with a stop watch how long it takes the disks to roll down the slope without slipping. (Assuming that the disk's are let go with zero velocity at the top of the slope). a) Calculate the mass of each disk. [4 marks]
43.) A fanis spinig aith an angular welonty angelar velacty of 3500 revolutions por minute crpm). When tucaed off it tates zoo seconds to pettly stop - (alutate the munber the fan motes duning the apinning Com of revolutions 7 seconds while it is coming to
63. A car with 58-cm-diameter tires accelerates uniformly from INT rest to 20 m/s in 10 s. How many times does each tire rotate? C -. 1.1 1:.C.:
An objectsits on a rotating disk 0.5 metersfrom the axis of rotation. It's angular location at any given moment is given by the function below. Theta(t)=A+Bt+Ct^3 where A = 0.2 rad, B = 3 rad/sec and C= 0.5 rad/sec^3 a. What is the object's angular location at time equal to 5 seconds? b. What is the object's angular velocity at that time? c. What is the object's angular acceleration at that time? d. What is the object's tangential velocity at that time?
The end A of the cord is pulled down with a velocity of V=5 m/s. At the instant shown, determine: 1. The angular velocity of the spool 2. The magnitude of the velocity of point C located on the outer rim of the spool. 250 mm 500 mm. select one: OA.w 4 rad/s and Ve= 2.24 m/s O B.w= 8 radis and Ve= 4.47 m/s 20 rad/s and V-11.8 m/s 916 PM O D.w= 12 rad/s and Vc= 6.71 m/s A OO e d ENG 17-Apr-2021

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20. A rod of length is standing vertically on smooth horizontal surface. It is disturbed slightly so that lower end turns towards step. Angular speed of rod just after hitting step is (end of rod sticks to step) Step → 31 10 Smooth Surface 39g 49g 39g 49g (1) (2) 1250 V125€ (3) 6250 6250