A 1000 kg car moves with a speed of 20 m/s. Suddenly the driver speeds up to 25 m/s, what is the work done on the car by the net force during this motion (in J)? a. –175500 b. –150000 - c. 112500 d. 250000

A 1000 kg car moves with a speed of 20 m/s. Suddenly the driver speeds up to 25 m/s, what is the work done on the car by the net force during this motion (in J)? a. –175500 b. –150000 - c. 112500 d. 250000

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter7: Work And Kinetic Energy

Section: Chapter Questions

Problem 42P: A particle moving in the xy -plane is subject to a force F(x,y)=(50Nm2)(xi+yj)( x 2 + y 2 )3/2 ,...

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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

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q13

A 1000 kg car moves with a speed of 20 m/s. Suddenly
the driver speeds up to 25 m/s, what is the work done
on the car by the net force during this motion (in J)?
a. –175500
b. –150000
с.
112500
d. 250000

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