1.) Find the moment of inertia using the radius of gyration of the arm segment (mass: 3.3 kg, length: 0.29 m) when rotating about the: a.) COM b.) proximal axis c.) distal axis
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![1.) Find the moment of inertia using the radius of gyration of the
arm segment (mass: 3.3 kg, length: 0.29 m) when rotating about
the:
a.) COM
b.) proximal axis
c.) distal axis](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fea247103-6ce5-46eb-a1db-f49dd3822b17%2Fab9074cb-028a-4c79-809e-48ea413a94ad%2Fhohwns_processed.jpeg&w=3840&q=75)
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- 6) Suppose the lady bug's position on a wheel is given as θ=7t-3t^2, where θ is in radians and t is in seconds. what is the lady bug's instantaneous angular acceleration at t=5x10^250 seconds? a) cannot be determined b) 10x10^125 rad/s^2 c) -6 rad/s^2 d) -3 rad/s^2 e) -12 x10^95 rad/s^2Question 2 What is an object's moment of inertia if a torque of 40 Nm created an angular→ acceleration of 20 rad /s²? Note: 1 rad or radian = approximately 57.3 degrees. Radians are an alternative measure of an angle to degrees and are used in physics calculations. O 0.5 kgm/s 800 kgm^2 O 0.5 kgm^2 2 kgm^2 < Previous # hp Ⓡ Next ▸ .3. An object has two rods attached to form a + sign. Each rod is 20-cm long and has a mass of 0.500 kg. A solid 0.2-kg sphere is attached at the end of each rod, of radius 5- cm. A) Calculate the moment of inertia of the object. B) If the device is initially at rest, and a torque of 3.00 m-N is applied to the object for 10.0 seconds, what will its angular momentum be? C) Use this and the answer to A) to calculate its angular speed, its average angular speed, and therefore the total angle it has rotated. D) What will its kinetic E) Show that this is equal to the work that the torque did. energy be?
- Pilots can be tested for stresses of flying high speed jets in a whirling human centrifuge that takes 1.5 min to turn through 29 complete revolutions before reaching final speed. a) calculate angular acceleration in rad/s^2 b) final angular speed in rpm4) Fl=100 N rl=1 m F2 F2-150 N 12-1 m F1 F3=200 N r3=0.5 m F3 The following uniform rod has a moment of inertia = 10 kgm? a) Calculate the net torque. b) Calculate the angular acceleration of the rod. c) If the rod starts from rest, calculate its angular velocity 5 seconds later (in rpm).7. Calculate the moment of inertia (in kg m 2) of a skater given the following information.The 64.0 kg skater is approximated as a cylinder that has a 0.120 m radius (0.461) I= M.I. of cylinder 2. IMR'