QUESTION 1 A ball of mass 5.0kg is lifted off the floor a distance of 1.7m....

Question

Question

QUESTION 1 A ball of mass 5.0kg is lifted off the floor a distance of 1.7m. 1. What is the change in the gravitational potent

Answer 1

Answer #1

1 5 x g.8 x 7 = 83.3 J Cnservaion Eлey frinei ple Remains Cons eru ttejreA Whn ball 83.3 J KE 23. 3 x2 5.77ms 2 maller Lany e

Answer 2

Similar Homework Help Questions

Problem 2: I throw a ball, mass m-5.0kg, at an initial speed of 3.0m/s, at an...

Problem 2: I throw a ball, mass m-5.0kg, at an initial speed of 3.0m/s, at an initial height of 1.7m, but at an angle of 37' with respect to the horizontal. It lands on the ground, at a final height of zero. (a) What is the initial velocity? (This is a VECTOR. Define ti as the horizontal, and +j as the vertical.) (b) What is the time when the ball obtains its maximum height? (c) What is the maximum height...
Problem 2: I throw a ball, mass m-5.0kg, at an initial speed of 3.0m/s, at an...

Problem 2: I throw a ball, mass m-5.0kg, at an initial speed of 3.0m/s, at an initial height of 1.7m, but at ar angle of 37" with respect to the horizontal. It lands on the ground, at a final height of zero. (a) What is the initial velocity? (This is a VECTOR. Define ti as the horizontal, and +j as the vertical.) (b) What is the time when the ball obtains its maximum height? (c) What is the maximum height...
0 - Incomplete Projectile Motion: Look again at chapter 3, sections 7 and 8. Problem 1:...

0 - Incomplete Projectile Motion: Look again at chapter 3, sections 7 and 8. Problem 1: Problem 3.29 of Giancoli lan bah Problem 2: I throw a ball, mass m-5.0kg, at an initial speed of 3.0m/s, at an initial height of 1.7m, but at an angle of 37' with respect to the horizontal. It lands on the ground, at a final height of zero. (a) What is the initial velocity? (This is a VECTOR. Define ti as the horizontal, and...

A cat's crinkle ball toy of mass 35 g is thrown straight up with an initial...

A cat's crinkle ball toy of mass 35 g is thrown straight up with an initial speed of 7 m/s. Assume in this problem that air drag is negligible. (a) What is the kinetic energy of the ball (in J) as it leaves the hand? (b) How much work is done (in J) by the gravitational force during the ball's rise to its peak? (c) What is the change in the gravitational potential energy of the ball (in J) during...
A bowling ball sitting of a shelf has 30 joules of potential energy with respect to...

A bowling ball sitting of a shelf has 30 joules of potential energy with respect to the floor. If the ball falls off the shelf, how much kinetic energy will it have just before it hits the floor, if you ignore the small amount of air friction?
A 290 g ball is initially at rest has fallen off of a 15 m high...

A 290 g ball is initially at rest has fallen off of a 15 m high cliff. Assume the base of the cliff is where y = 0 m. Calculate the gravitational potential energy. What is the kinetic energy of the ball right before it hits the ground? Calculate the speed of the ball right before it hits the ground.

Question 31 1 pts A 1.0-kg ball falls to the floor. When it is 0.70m above the floor, its potential energy exactly equa...

Question 31 1 pts A 1.0-kg ball falls to the floor. When it is 0.70m above the floor, its potential energy exactly equals its kinetic energy. How fast is it moving at this moment? 0 3.7 m/s 6.9 m/s 14m's 45m's Question 32 1 pts The more powerful the motor is, the: O longer the time interval for doing the work is shorter the time interval for doing the work is O greater the ability to do the work is...
The Astro-Blaster toy has a total mass of 156 g. The mass of the small red ball is measured to be...

The Astro-Blaster toy has a total mass of 156 g. The mass of the small red ball is measured to be 5.77 g. When the set of balls is dropped from 28.5 cm above the floor, the little red ball rebounds and just reaches the ceiling which is 3.08 m above the floor Answer the following questions. The total initial energy of the set of balls would be J. The KE of the set of balls just before it touches...
A dropped rubber ball of 1.5 kg mass hits the floor with a speed of 6m/s...

A dropped rubber ball of 1.5 kg mass hits the floor with a speed of 6m/s and rebound s to a height of 0.3m. What fraction of initial kinetic energy lost in the collision?

a bowling ball of mass 1.7 kg is launched from a spring compressed by the distance...

a bowling ball of mass 1.7 kg is launched from a spring compressed by the distance d= 0.49 m at an angle of 45 degrees measured from the horizontal. It is observed that the ball reaches a maximum height of h= 4.8m, measured from the initial position of the ball. Let the gravitational potential energy be zero at the initial height of the bowling ball. Part A.) What is the spring constant k, in newtons per meter? Part B.) Calculate...