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Author Question: A rock is thrown straight down with an initial velocity of 17.5 m/s from a cliff. What is the rock's ... (Read 176 times)

charchew

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on: Jul 28, 2018
A rock is thrown straight down with an initial velocity of 17.5 m/s from a cliff. What is the rock's displacement after 2.0 s? (Acceleration due to gravity is 9.80 m/s2.)
 a. 28 m
  c. 55 m
  b. 49 m
  d. 64 m

Question 2

The maximum possible value for the coefficient of static friction is:
 a. 0.50
  c. a value up to but not quite 1.00
  b. 1.00
  d. greater than 1.00


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Loise Hard

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

D


charchew

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Reply 2 on: Jul 28, 2018
Gracias!

cam1229

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Reply 3 on: Yesterday
Wow, this really help

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