College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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- A solid cylinder of radius 13.0 cm rolls down an incline with slipping. The angle of the incline is 25°. The coefficient of kinetic friction on the surface is 0.451. What is the angular acceleration (in rad/s2) of the solid cylinder? (Enter the magnitude.) rad/s² What is the linear acceleration (in m/s2)? (Assume v> ar. Enter the magnitude.) m/s²arrow_forwardThe angular position of a rotating object as a function of time is given below: e = 3.113-2.5t2 +4.7t+d Here e is in units of radians and t is in units of seconds and d is constant. Determine the instantaneous angular acceleration of the object at t=2.9s. Express your answer in units of rad/s using one decimal place.arrow_forwardThe disk starts at wo = 2 rad/s when 0 = 0, and is given an angular acceleration a = (0.30) rad/s², where is in radians. (Figure 1) Figure 0.4 m P 1 of 1 Part A Determine the magnitude of the normal component of acceleration of a point P on the rim of the disk when 0 = 1 rev. Express your answer to three significant figures and include the appropriate units. an = LUI Part B xa 20.5 Submit μA xa at = 1.51 Xb Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Provide Feedback مرات b Determine the magnitude of the tangential component of acceleration of a point P on the rim of the disk when 0 = 1 rev. Express your answer to three significant figures and include the appropriate units. μA Xb X.10n m a b ? m X.10n X X Previous Answers Request Answer ? X Incorrect; Try Again; 5 attempts remainingarrow_forward
- Plz use g = 9.8 m/s2 to find if neededarrow_forwardThe drive propeller of a ship starts from rest and accelerates at 2.55 x 10-3 rad/s² for 2.35 x 103 s. For the next 1.68 x 10³ s the propeller rotates at a constant angular speed. Then it decelerates at 2.77 x 10-3 rad/s2 until it slows (without reversing direction) to an angular speed of 2.23 rad/s. Find the total angular displacement of the propeller. Number i Unitsarrow_forwardA dentist's drill starts from rest. After 3.40 s of constant angular acceleration it turns at a rate of 2.30 x 10 rev/min. (a) Find the drill's angular acceleration. rad/s2 (b) Determine the angle (in radians) through which the drill rotates during this period. radarrow_forward
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