Answered: *13-76. Prove that if the block is… | bartleby

Related questions

Question

*13-76. Prove that if the block is released from rest at
point B of a smooth path of arbitrary shape, the speed it
attains when it reaches point A is equal to the speed it attains
when it falls freely through a distance h; i.e., v = V2gh.
в
B

Expert Solution

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Blurred answer

Similar questions

In archer fires in hero straight up into the air with a speed va= 25 m/s. Neglect air resistance. Find the maximum height h reached by the arrow in meters. Write an expression for the time the arrow is in the air until it returns to launch height in terms of known quantities.
(b) A frictionless incline is 5.00 m long (the distance from the top of the incline to the bottom, measured along the incline). The vertical distance from the top of the incline to the bottom is 1.66 m. A small block is released from rest at the top of the incline and slides down the incline. (i) How long does it take the block to reach the ground? 3.25 s (ii) What is the speed of the block just before it strikes the ground? 1.75 m/s
The known elevations of the ski jumping hill shown below are as follows: hB = 1.2 mhC = 6.4 m If a ski jumper starts from rest at position A, what elevation (in m) is required at position A to ensure that she reaches a minimum launch velocity of 27.1 m/s at position C ?
At the Earth's surface, a projectile is launched straight up at a speed of 7.5 km/s. To what height will it rise? Ignore air resistance. 2.87e+06 Your response differs from the correct answer by more than 10%. Double check your calculations. m
Determine the relationship which governs the velocities of the three cylinders, and state the number of degrees of freedom. Express all velocities as positive down. If VA = 1.21 m/s and vc = 2.30 m/s, what is the velocity of B? Answers: B Number of degrees of freedom: n = VB = i i m/s
A skier leaves a ski jump at 14.4 m/s at some angle . At what speed is he travelling at his maximum height of 4.40 m above the level of the end of the ski jump? neglect air friction I need to find speed m/s?
Physics Question #59 is the attached image
A stone is thrown vertically upward. On its way up it passes point A with a speed v, and point B, 4.00 m higher than A, with a speed of 1/3 v. The speed v is:
*12-116. The automobile is originally at rest s = 0. If it then starts to increase its speed at v = (0.05t²) ft/s² , where t is in seconds, de- termine the magnitudes of its velocity and acceleration at s = 550ft.