Greetings and thank you for your help...i appreciate you 20. At takeoff, a commercial jet has a 60.0 m/s speed. Its tires have a diameter of 0.850 m. (a) At how many rev/min are the tires rotating? (b) What is the centripetal acceleration at the edge of the tire? (c) With what force must a determined 1.00×10−15 kg bacterium cling to the rim? (d) Take the ratio of this force to the bacterium’s weight.

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11th Edition
ISBN:9781305952300
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Chapter1: Units, Trigonometry. And Vectors
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Greetings and thank you for your help...i appreciate you

20. At takeoff, a commercial jet has a 60.0 m/s speed. Its tires have a diameter of 0.850 m. (a) At how many rev/min are the tires rotating? (b) What is the centripetal acceleration at the edge of the tire? (c) With what force must a determined 1.00×10−15 kg bacterium cling to the rim? (d) Take the ratio of this force to the bacterium’s weight.

Formula Sheet and Checklist for Circular Motion and Gravitation
Тopic
Uniform Circular Motion
Definition/Formula
Motion in a circular path with constant speed.
Distance traveled by an object along a circular
path.
Arc length, As
Rotation Angle, AO
As
The Radian
2n radians = 1 revolution = 360°
Linear Velocity, v
Rate of change of arc length with respect to
As
time. v
At
Angular Velocity, w
Rate of change of angle with respectto time.
ω -
At
Relationship between Angular Velocity and
Linear Velocity
Centripetal Acceleration, ac
v = rw
v2
a =
a = rw?
Centripetal Force, F.
mv²
F. =
; F = mrw?
%3D
Inertial Frame of reference
A Frame of Reference moving with constant
velocity.
An accelerating Frame of Reference.
An unrealforce due to a Non-Inertial Frame of
Non-Inertial Frame of reference
Fictitious Force
Reference.
Centrifugal Force
An unreal force due to circular motion.
Coriolis Force
A fictitious force observed froma Non - Inertial
frame of Reference.
Universal Law of Gravitation
m¡m2
F = G
r2
Transcribed Image Text:Formula Sheet and Checklist for Circular Motion and Gravitation Тopic Uniform Circular Motion Definition/Formula Motion in a circular path with constant speed. Distance traveled by an object along a circular path. Arc length, As Rotation Angle, AO As The Radian 2n radians = 1 revolution = 360° Linear Velocity, v Rate of change of arc length with respect to As time. v At Angular Velocity, w Rate of change of angle with respectto time. ω - At Relationship between Angular Velocity and Linear Velocity Centripetal Acceleration, ac v = rw v2 a = a = rw? Centripetal Force, F. mv² F. = ; F = mrw? %3D Inertial Frame of reference A Frame of Reference moving with constant velocity. An accelerating Frame of Reference. An unrealforce due to a Non-Inertial Frame of Non-Inertial Frame of reference Fictitious Force Reference. Centrifugal Force An unreal force due to circular motion. Coriolis Force A fictitious force observed froma Non - Inertial frame of Reference. Universal Law of Gravitation m¡m2 F = G r2
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