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C. A racing car running a circular trajectory of 0.4 km of radius, with a tangential...
A. The drum of a laundry machine, starts from rest and reach an angular speed of...
A. The drum of a laundry machine, starts from rest and reach an angular speed of 50 rps, in 8 sec when suddenly someone opens the lid, and the laundry machine undergoes a decelerating cycle to stop after 10 sec. i. What is the acceleration of the drum during the first 8 sec? (2 marks) ii. How many revolutions will it rotate to reach this velocity. (2 marks) iii. What is the acceleration when the machine was going to rest...
A racing car travels with a constant tangential speed of 75.0 m/s around a circular track...
A racing car travels with a constant tangential speed of 75.0 m/s around a circular track of radius 625 m. Find |(a) The magnitude of the car's total acceleration and |(b) The direction of its total acceleration relative to the radial direction.
A racing car travels on a circular track with a radius of 200 m. If the...
A racing car travels on a circular track with a radius of 200 m. If the car moves with a constant linear speed of 51.0 m/s, find (a) its angular speed and (b) the magnitude and directions of its acceleration. (a) 0.255 rad/s; (b) 51.0 m/s2 in the direction of tangential velocity (a) 0.255 rad/s; (b) 13.0 m/s2 in the direction of tangential velocity (a) 7.25 rad/s; (b) 13.0 m/s2 in the direction of tangential velocity (a) 0.255 rad/s; (b)...
A racing car travels on a circular track with a radius of 225 m. If the...
A racing car travels on a circular track with a radius of 225 m. If the car moves with a constant linear speed of 47.0 m/s, find (a) its angular speed and (b) the magnitude and directions of its acceleration. O(a) 0.209 rad/s; (b) 9.82 m/s2 in the direction of tangential velocity i O(a) 0.709 rad/s; (b) 47.0 m/s2 in the direction of tangential velocity • (a) 0.209 rad/s; (b) 9.82 m/s2 toward the center of the track O(a) 4.79...
A race car enters the circular portion of a track that has a radius of 61m....
A race car enters the circular portion of a track that has a
radius of 61m. When the car enters the curve at point P, it is
traveling with a speed of 120km/h that is increasing at 5m/s^2.
three sec later, determine the x and y components of velocity and
acceleration of the car.
120 km/h 1 The x component of the total acceleration is The y component of the total acceleration is - The xcomponent of tne inear velocty...
2. A toy car with a mass of 35g (0.035kg) is moving clockwise around a loop-the-loop (a track in the shape of a circle that causes the toy car to travel along a circular trajectory) with a radius of...
2. A toy car with a mass of 35g (0.035kg) is moving clockwise around a loop-the-loop (a track in the shape of a circle that causes the toy car to travel along a circular trajectory) with a radius of R- 13cm (0.13m) as depicted in the diagram below. At the point shown (the - on the diagram below) its instantaneous speed (the magnitude of its velocity) is 1.5m/s and its speed is increasing at a rate of 7.1m/s2. (a) (4...
A car with initial tangential speed of 10m/s accelerates on a circular track with radius of...
A car with initial tangential speed of 10m/s accelerates on a circular track with radius of 100 m and with angular acceleration of 2 rad/s^2. How long it takes for the car to have its centripetal acceleration of 9 m/s^2? This is the question in verbatim.
The car has a speed of 100 km/h at A and 50 km/h at C. The...
The car has a speed of 100 km/h at A and 50 km/h at C. The
path distance from A to C is 120m. The total acceleration of the
car at A is 3 m/s^(2). The car has a constant tangential
acceleration.
1) determine the radius of curvature of the road at A.
2) determine the total acceleration at C.
60 mC 60 m 150 m 火
A race car enters the circular portion of a track that has a radius of 63...
A race car enters the circular portion of a track that has a radius of 63 m. When the car enters the curve at point P, it is traveling with a speed of 120 km/h that is increasing at 5 m/s2. Three seconds later, determine the xand y components of velocity and acceleration of the car. 120 km/h
1. An 800 kg car travels around the edge of a circular track of radius 400...
1. An 800 kg car travels around the edge of a circular track of radius 400 m. At one point, the car accelerates around the track, increasing its speed from 40 m/s to 60 m/s over the course of 5 s. At the instant that the car reaches 50 m/s find (a) its angular velocity (b) its radial acceleration, (c) the centripetal force acting on the car, (d) the tangential acceleration of the car, and (e) the magnitude of the...
A. The drum of a laundry machine, starts from rest and reach an angular speed of 50 rps, in 8 sec when suddenly someone opens the lid, and the laundry machine undergoes a decelerating cycle to stop after 10 sec. i. What is the acceleration of the drum during the first 8 sec? (2 marks) ii. How many revolutions will it rotate to reach this velocity. (2 marks) iii. What is the acceleration when the machine was going to rest...
A racing car travels with a constant tangential speed of 75.0 m/s around a circular track of radius 625 m. Find |(a) The magnitude of the car's total acceleration and |(b) The direction of its total acceleration relative to the radial direction.
A racing car travels on a circular track with a radius of 200 m. If the car moves with a constant linear speed of 51.0 m/s, find (a) its angular speed and (b) the magnitude and directions of its acceleration. (a) 0.255 rad/s; (b) 51.0 m/s2 in the direction of tangential velocity (a) 0.255 rad/s; (b) 13.0 m/s2 in the direction of tangential velocity (a) 7.25 rad/s; (b) 13.0 m/s2 in the direction of tangential velocity (a) 0.255 rad/s; (b)...
A racing car travels on a circular track with a radius of 225 m. If the car moves with a constant linear speed of 47.0 m/s, find (a) its angular speed and (b) the magnitude and directions of its acceleration. O(a) 0.209 rad/s; (b) 9.82 m/s2 in the direction of tangential velocity i O(a) 0.709 rad/s; (b) 47.0 m/s2 in the direction of tangential velocity • (a) 0.209 rad/s; (b) 9.82 m/s2 toward the center of the track O(a) 4.79...
A race car enters the circular portion of a track that has a
radius of 61m. When the car enters the curve at point P, it is
traveling with a speed of 120km/h that is increasing at 5m/s^2.
three sec later, determine the x and y components of velocity and
acceleration of the car.
120 km/h 1 The x component of the total acceleration is The y component of the total acceleration is - The xcomponent of tne inear velocty...
2. A toy car with a mass of 35g (0.035kg) is moving clockwise around a loop-the-loop (a track in the shape of a circle that causes the toy car to travel along a circular trajectory) with a radius of R- 13cm (0.13m) as depicted in the diagram below. At the point shown (the - on the diagram below) its instantaneous speed (the magnitude of its velocity) is 1.5m/s and its speed is increasing at a rate of 7.1m/s2. (a) (4...
The car has a speed of 100 km/h at A and 50 km/h at C. The
path distance from A to C is 120m. The total acceleration of the
car at A is 3 m/s^(2). The car has a constant tangential
acceleration.
1) determine the radius of curvature of the road at A.
2) determine the total acceleration at C.
60 mC 60 m 150 m 火
A race car enters the circular portion of a track that has a radius of 63 m. When the car enters the curve at point P, it is traveling with a speed of 120 km/h that is increasing at 5 m/s2. Three seconds later, determine the xand y components of velocity and acceleration of the car. 120 km/h
1. An 800 kg car travels around the edge of a circular track of radius 400 m. At one point, the car accelerates around the track, increasing its speed from 40 m/s to 60 m/s over the course of 5 s. At the instant that the car reaches 50 m/s find (a) its angular velocity (b) its radial acceleration, (c) the centripetal force acting on the car, (d) the tangential acceleration of the car, and (e) the magnitude of the...
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