I need 5-8 please QUESTION 4 What is the angular velocity if the tangential velocity is...
What would be the tangential linear acceleration if an object's angular velocity was increased from 1 to 73 rad/s in 4s about a 5m radius of rotation (in m/s)?
a cd has a initial velocity of 1 rad/s and is given an angular acceleration of =30 (rad/s2), where theta is is in rad. What is the magnitudes of the tangential and normal components of acceleration at point P that is on the edge of the CD after the CD completes one rotation. The radius is 0.4m
a cd has a initial velocity of 1 rad/s and is given an angular acceleration of \alpha=30 (rad/s2), where theta is is in rad. What is the magnitudes of the tangential and normal components of acceleration at point P that is on the edge of the CD after the CD completes one rotation. The radius is 0.4m
A) what is the angular velocity as a function of time? B) what is the initial tangential velocity in m/s? C) what is the angular acceleration in rad/s^2? D) at what time does the cylinder stop spinning? E) through how many rotations does the cylinder turn before stopping? 3. A cylinder with a radius of 0.5 m spins with and angle as a function of time: a. What is the angular velocity as a function of time?
QUESTION 5 A figure skater is spinning with an angular velocity of Il rad/s. She then comes to a stop over a brief period of time. During this time, her angular displacement is 5.9 rad. Determine her average angular acceleration, in SI units, with 3 or more significant figures QUESTION 6 Suppose you exert a force of 171 N tangential to a 0.26 m radius 83 kg grindstone (a solid disk). What is the angular acceleration if there is an...
b) A particle accelerates around a circle of radius 4 m. At a certain point A, the speed is 3 m/s. After traveling another quarter revolution to point B, the speed has increased to 6 m/s. Calculate at using kinematics relationships for angular displacement, angular velocity and angular acceleration in rotation about a fixed point as well as the relationships between these rotational terms and tangential velocity and tangential acceleration. [10 marks]
4. A wheel is rotating at 8 rad/s. What is the tangential velocity of a point on the rim of the wheel if the wheel has a radius of 0.50 m? a) 1 m/s b) 4 m/s c) 16 m/s d) 64 m/s e) none of the above 5. What is the centripetal acceleration of this point? a) 1 m/s2 b) 4 m/s2 c) 16 m/s2 d) 64 m/s2 e) none of the above 6 What is the moment of...
The angular position of a rod varies as 21.712 radians from time . The rod has two beads on it as shown in the following figure, one at 11 on from the rotation axis and the other at r = 34 cm from the rotation axis. (Note: figure may not be drawn to scale.) Counterclockwise rotation Axis of rotation 1 (a) What is the instantaneous angular velocity (in rad/s) of the rod at - (Indicate the direction with the sign...
Question 10 8 pts Suppose the angular velocity of a disk of radius R = 6 cm increases uniformly from 14 rad/s to 24 rad/s in 0.04 s. What is the magnitude of the TOTAL acceleration of a point on rim of the disk when the angular velocity is 24 rad/s? 200 m/s2 0.18 m/s2 O 35 m/s2 50 m/s2 38 m/s2 15 m/s2 O 0.15 m/s2 O 3 m/s2 O 0.72 m/s2
QUESTION 1 Determine the angular velocity of the second hand, in degree/second, of a mechanical clock QUESTION 2 What is the angular velocity in Sl units of the hour hand of a mechanical clock? 1.74 x 10-3 radis 727 x 10-5 radis 0.105 radis 1 45 x 10-radis QUESTION 3 At its peak a tornado is 549 m in diameter and carries 253 MPH winds. What is its angular velocity in Sl units? Express your answer with 3 or more...