Solution Found!

Solved: (a) Calculate the height of a cliff if it takes

Chapter 2, Problem 47

(choose chapter or problem)

Get Unlimited Answers
QUESTION:

(a) Calculate the height of a cliff if it takes 2.35 s for a rock to hit the ground when it is thrown straight up from the cliff with an initial velocity of 8.00 m/s. (b) How long would it take to reach the ground if it is thrown straight down with the same speed?

Questions & Answers

QUESTION:

(a) Calculate the height of a cliff if it takes 2.35 s for a rock to hit the ground when it is thrown straight up from the cliff with an initial velocity of 8.00 m/s. (b) How long would it take to reach the ground if it is thrown straight down with the same speed?

ANSWER:

Step 1 of 2

We need to calculate the height of the cliff and time taken by the rock to reach the ground.

(a)

Time

Initial velocity

We can calculate the height of the cliff from the equation

Substituting the values from above,

The height of the cliff is 8.26 m.

Add to cart


Study Tools You Might Need

Not The Solution You Need? Search for Your Answer Here:

×

Login

Login or Sign up for access to all of our study tools and educational content!

Forgot password?
Register Now

×

Register

Sign up for access to all content on our site!

Or login if you already have an account

×

Reset password

If you have an active account we’ll send you an e-mail for password recovery

Or login if you have your password back