A 50 kg block and a100 kg block are connected by a string as shown in the figure. The pulley is frictionless and of negligible mass. The coefficient of kinetic friction between the 50 kg block and the incline is 0.250. Find the speed of the 100 kg block after it has fallen 1.5 m, causing the 50 kg block to move from position A to B. 50.0 kg 37.0⁰ 100 kg

A 50 kg block and a100 kg block are connected by a string as shown in the figure. The pulley is frictionless and of negligible mass. The coefficient of kinetic friction between the 50 kg block and the incline is 0.250. Find the speed of the 100 kg block after it has fallen 1.5 m, causing the 50 kg block to move from position A to B. 50.0 kg 37.0⁰ 100 kg

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A 6.0-kg rock is subject to a variable force given by the equation. F(x) = 4.0 N - (2.0 N/m)x + (6.0 N/m²)x² If the rock initially is at rest at the origin, find its speed when it has moved 6.0 m. 3 m/s 15 m/s 18 m/s 33 m/s
Two objects are connected by a light string passing over a light, frictionless pulley. The 5.00-kg object is released from rest at a point 4.00 m above the floor. Find the speed of the 5.00-kg object when it is 1 meter above the floor. m, = 5.00 kg h = 4.00 m m, = 3.00 kg 4.756 m/s 3.834 m/s 4.475 m/s 3.942 m/s 4.135 m/s 3.384 m/s А. D. В. Е. С. F.
A soccer ball with mass 0.470 kg is intially moving with speed 2.10 m/s. A soccer player kicks the ball, exerting a constant force of magnitude 41.0 N in the same direction as the ball's motion. Over what distance must the player's foot be in contact with the ball to increase the ball's speed to 6.00 m/s? 0.240 m 0.320 m 0.181 m 0.165 m 0.123 m
A space probe of mass 86 kg is moving with an initial speed of 10 m/s in the outer space. A constant net force F net = N acts on the probe through a displacement Ar = m. Find the initial kinetic energy of the probe. K; = J. What is the total work done on the probe? W = J. Find the change in the kinetic energy of the probe. AK = J. Find the final kinetic energy of the probe. Kf = J. Find the speed of the probe when its kinetic energy is equal to 4097 J Vf = m/s.
In the figure, a small, initially stationary block is released on a frictionless ramp at a height of 3.0 m. Hill heights along the ramp are as shown in the figure. The hills have identical circular tops, and the block does not fly off any hill. Which hill is the first the block cannot cross? What does the block do after failing to cross that hill? The normal force on the block least? * 3.5 m (4) 2.5 m 1.5 m (3) 3.0 m (2) 0.5 m O 3, Moves backwards, at the top of 1 O 3, oscillates between 2 an 3, at the bottom of 2 and 3 O 4, Moves backwards, at the top of 3 O 3, Moves backwards, at the top of 3
Part A A net force along the x-axis that has x-component F = -12.0 N+(0.300 N/m² )x² is applied to a 4.90 kg object that is initially at the origin and moving in I-direction with a speed of 8.60 m/s. What is the speed of the object when it reaches the point x = 7.80 m? the Express your answer with the appropriate units. HA ? m v = 8.3 Submit Previous Answers Request Answer
m2 m1 Two unequal masses are hung by a massless cord over a pulley in an Atwood machine. After the masses are released from rest, which of the following statements is true about the total gravitational potential energy UG and the total kinetic energy K of the system? Ug increases and K increases O UG decreases and K increases UG decreases and K decreases UG increases and K decreases
QUESTION 7 From the diagram below, what is the speed of the block when it reaches point A at the lowest point on the surface? 2.00-kg block with an initial velocity of 5.00 m/s down the track Frictionless track В 9.00 m 5.00 m A a. 11.2 m/s b. 9.70 m/s C. 14.2 m/s d. 15.7 m/s е. 12.7 m/s
Sam, whose mass is 73 kg, takes off across level snow on his jet-powered skis. The skis have a thrust of 240 N and a coefficient of kinetic friction on snow of 0.1. Unfortunately, the skis run out of fue after only 12 s. V= 28 Submit m ▾ Part B Previous Answers ✓ Correct Correct answer is shown. Your answer 27.52 was either rounded differently How far has Sam traveled when he finally coasts to a stop? Express your answer with the appropriate units.
Assume that the force of a bow on an arrow behaves like the spring force. In aiming the arrow, an archer pulls the bow back 48 cm and holds it in position with a force of 163 N. If the mass of the arrow is 51 g and the "spring" is massless, what is the speed of the arrow immediately after it leaves the bow? v=v= m/s A boy throws a ball of mass 0.2 kg straight upward with an initial speed of 22 m/s When the ball returns to the boy, its speed is 17 m/s How much work does air resistance do on the ball during its flight? W=W= J (give the absolute value, rounded to one decimal place)
After the box in the figure has moved 3 meters from rest, the constant force P = 600 N is removed. Find the velocity of the box when it returns to its initial position.
Block 2 shown below slides along a frictionless table as block 1 falls. Both blocks are attached by a frictionless pulley. Find the speed of the blocks after they have each moved 2.0 m. Assume that they start at rest and that the pulley has negligible mass. Use m1 = 2.0 kg and m2 = 4.0 kg.