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Author Question: A car is moving with a speed of 32.0 m/s. The driver sees an accident ahead and slams on the brakes, ... (Read 66 times)

OSWALD

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on: Jul 29, 2018
A car is moving with a speed of 32.0 m/s. The driver sees an accident ahead and slams on the brakes, causing the car to slow down with a uniform acceleration of magnitude 3.50 m/s2.
 
  How far does the car travel after the driver put on the brakes until it comes to a stop? A) 4.57 m
  B) 9.14 m
  C) 112 m
  D) 146 m
  E) 292 m

Question 2

A girl lifts a ball by means of a string attached to the ball. The string exerts a 30 newton force on the ball. The ball weighs 20 newtons and has a mass of 2 kilograms. The acceleration of the ball is
 
  A) zero. B) 25 m/s2. C) 5 m/s2. D) 15 m/s2. E) 10 m/s2.


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mfedorka

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Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

C


OSWALD

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Reply 2 on: Jul 29, 2018
Gracias!

aliotak

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Reply 3 on: Yesterday
Wow, this really help

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