Question: A stone thrown horizontally from the top of a 24-m tower hits the ground at a point 18 m from the base of the tower.

A stone thrown horizontally from the top of a 24-m tower hits the ground at a point 18 m from the base of the tower.

(a) Find the speed at which the stone was thrown.

(b) Find the speed of the stone just before it hits the ground.

Step by Step Solution

★★★★★

3.26 Rating (175 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

a The time to fall 24 m t 2H... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Document Format (1 attachment)

Word file Icon

10-P-MM-D (414).docx

120 KBs Word File

Students Have Also Explored These Related Mechanics Questions!

Q:

A rock is thrown horizontally from the top of a building with an initial speed of v = 10.1 m/s. If it lands d = 57.1 m from the base of the building, how high is the building?

Q:

A stone is thrown horizontally from the top of an incline that makes an angle with the horizontal. If the stone's initial speed is v, how far down the incline will it land?

Q:

A ball is projected horizontally from the top of a building. One second later another ball is projected horizontally from the same point with the same velocity. At what point in the motion will the...

Q:

1. The tolerance is +- 2% Airboat. You are to ride an airboat over swampy water, starting from rest at point i with an x axis extending due east and a y axis extending due north. First, moving at 30...

Q:

6. A 2 kg ball is thrown horizontally from a height of 5 m. It hits the ground with a speed of 12 m/s. With what speed was it thrown? Find the speed of a rock which is thrown off the top of a 20 m...

Q:

10. Suppose you first walk 12.0 m in a direction 20 o west of north and then 20.0 m in a direction 40.0 o south of west. How far are you from your starting point, and what is the compass direction of...

Q:

Please help! 3.4 Projectile Motion 27 .A ball is thrown horizontally from the top of a 60.0-m building and lands 100.0 m from the base of the building. Ignore air resistance. (a) How long is the ball...

Q:

image below: QUESTION 1 A = 3.47 7 + 8.98 j + 5.92 K A = ? Input answer using 3 significant figures 10 points Save Answer QUESTION 2 A= 8.1 7 5.027 Calculate the angle in degrees between the vector A...

Q:

QUESTION 1 1 points Save Answer For general projectile motion with no air resistance, the vertical component of a projectile's acceleration O continuously increases. O is always zero. O continuously...

Q:

1.1 A ball is thrown from a point 1.35 m above the ground. The initial velocity is 19.9 m/s at an angle of 25.0 above the horizontal. Find the maximum height of the ball above the ground. 1.2....

Q:

How much would a single person whose taxable income is $150,000 have to pay in federal income, Social Security and Medicare taxes? Use the following tax rate schedule and remember that the Social...

Q:

1. One afternoon you find a notebook filled with incomprehensible mathematical notations outside the Faculty of Business building and, realizing that it belongs to a professor in the Philosophy...

Q:

The formula for computing the time value of money considers the: Current amount of money The future value of an amount of money The amount of money that can be earned in interest Time frame All of...

Q:

A stone at the end of a sling is whirled in a vertical circle of radius 1.20 m at a constant speed v0 = 1.50 m/s as in Figure P4.57. The center of the sling is 1.50 m above the ground. What is the...

Q:

The electric field along the axis of a uniformly charged disk of radius R and total charge Q was calculated in Example 23.9. Show that the electric field at distances x that are large compared with R...

Q:

Example 23.9 derives the exact expression for the electric field at a point on the axis of a uniformly charged disk. Consider a disk, of radius R = 3.00 cm, having a uniformly distributed charge of +...

Q:

A person standing at the top of a hemispherical rock of radius R kicks a ball (initially at rest on the top of the rock) to give it horizontal velocity vi as in Figure P4.62. (a) What must be its...

Q:

A child at the beach digs a hole in the sand and uses a pail to fill it with water having a mass of 1.20 kg. The mass of one molecule of water is 18.0 u. (a) Find the number of water molecules in...

Q:

Rewrite the electron configuration for sulfur (Example Problem 6.6) using the shorthand notation introduced earlier. Strategy We found the electron configuration in Example Problem 6.6. Now we simply...

Q:

A single bead can slide with negligible friction on a wire that is bent into a circular loop of radius 15.0 cm, as in Figure P6.68. The circle is always in a vertical plane and rotates steadily about...

Q:

The expression F = arv + br 2v 2 gives the magnitude of the resistive force (in newtons) exerted on a sphere of radius r (in meters) by a stream of air moving at speed v (in meters per second), where...

Q:

A 9.00-kg object starting from rest falls through a viscous medium and experiences a resistive force R = bv, where v is the velocity of the object. If the object reaches one-half its terminal speed...

Q:

Page 1 Question 1. 1. (TCO 4) The ABC format stands for (Points : 5) abstract, body, conclusion. analysis, body, content. appendix, block, conclusion. attention, build, conclude. Question 2. 2. (TCO...

Q:

Stock X and Stock Z both have an expected return of 10%. The standard deviation of the expected return is 8% for Stock X, and 12% for Stock Z. Assume that these are the only two stocks available in a...

Q:

Question Case Introduction Early this year, you joined, as a data analyst, the Business Intelligence Team of AutoMax, a used-car retailer in Salisbury, MD. The Team has been working on statistical...