I think I got A and B but not sure if they're correct. Can you please help with C and look at A & B? Thanks Block 1, of mass m1 = 3.30 kg , moves along a frictionlessair track with speed v1 = 13.0 m/s. It collides with block2, of mass m2 = 45.0 kg , which was initially at rest. Theblocks stick together after the collision. (Figure 1)Find the magnitude pi of the total initial momentum of the two-block system.Express your answer numerically.Pi = 87.9kg - m/sSubmitRequest AnswerPart BFigure(< 1 of 1Find vr, the magnitude of the final velocity of the two-block system.Before collision:Express your answer numerically.m22?Vf = |1.82m/sAfter collision:SubmitRequest Answer2 Block 1, of mass m1 = 3.30 kg , moves along a frictionlessair track with speed v = 13.0 m/s. It collides with block2, of mass m2 = 45.0 kg , which was initially at rest. Theblocks stick together after the collision. (Figure 1)Find vr, the magnitude of the final velocity of the two-block system.Express your answer numerically.vf = 1.82m/sSubmitRequest AnswerPart CFigure1 of 1 >What is the change AK = Kfinal – Kinitial in the two-block system's kinetic energy due to the collision?Before collision:Express your answer numerically in joules.m22AK =After collision:SubmitRequest Answer21

Name: I think I got A and B but not sure if they're correct. Can you please
Uploaded: 2024-03-20T06:57:37.000Z
Channel: Bartleby
Description: I think I got A and B but not sure if they're correct. Can you please help with C and look at A & B? Thanks Block 1, of mass m1 = 3.30 kg , moves along a frictionlessair track with speed v1 = 13.0 m/s. It collides with block2, of mass m2 = 45.0 kg ,

Given data: Mass of block 1 (m1) = 3.30 kg Initial velocity of block 1 (V1) = 13.0 m/s Mass of block…

Science

Physics

Block 1, of mass m1 = 3.30 kg , moves along a frictionless air track with speed v1 = 13.0 m/s. It collides with block 2, of mass m2 = 45.0 kg , which was initially at rest. The blocks stick together after the collision. (Figure 1) Find the magnitude pi of the total initial momentum of the two-block system. Express your answer numerically. ? Pi = 87.9 kg m/s Submit Request Answer Part B Figure 1 of 1 Find vr, the magnitude of the final velocity of the two-block system.

Block 1, of mass m1 = 3.30 kg , moves along a frictionless air track with speed v1 = 13.0 m/s. It collides with block 2, of mass m2 = 45.0 kg , which was initially at rest. The blocks stick together after the collision. (Figure 1) Find the magnitude pi of the total initial momentum of the two-block system. Express your answer numerically. ? Pi = 87.9 kg m/s Submit Request Answer Part B Figure 1 of 1 Find vr, the magnitude of the final velocity of the two-block system.

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter8: Momentum And Collisions

Section: Chapter Questions

Problem 1OQ

See similar textbooks

Similar questions

Initially, ball 1 rests on an incline of height h, and ball 2 rests on an incline of height h/2 as shown in Figure P11.40. They are released from rest simultaneously and collide elastically in the trough of the track. If m2 = 4 m1, m1 = 0.045 kg, and h = 0.65 m, what is the velocity of each ball after the collision?
Assume the pucks in Figure P11.66 stick together after theircollision at the origin. Puck 2 has four times the mass of puck 1 (m2 = 4m1). Initially, puck 1s speed is three times puck 2s speed (v1i = 3v2i), puck 1s position is r1i=x1ii, and puck 2s position is r2i=y2ij. a. Find an expression for their velocity after the collision in terms of puck 1s initial velocity. b. What is the fraction Kf/Ki that remains in the system?
Sven hits a baseball (m = 0.15 kg). He applies an average force of 50.0 N. The ball had an initial velocity of 35.0 m/s to the right and a final velocity of 40.0 m/s to the left as viewed by a fan in the stands. a. What is the impulse delivered by Svens bat to the baseball? b. How long is his bat in contact with the ball?
a man of mass m1 = 70.0 kg is skating at v1 = 8.00 m/s behind his wife of mass m2 = 50.0 kg, who is skating at v2 = 4.00 m/s. Instead of passing her, he inadvertently collides with her. He grabs her around the waist, and they maintain their balance. (a) Sketch the problem with before-and-after diagrams, representing the skaters as blocks. (b) Is the collision best described as elastic, inelastic, or perfectly inelastic? Why? (c) Write the general equation for conservation of momentum in terms of m1, v1, m2, v2, and final velocity vf. (d) Solve the momentum equation for vf. (e) Substitute values, obtaining the numerical value for vf, their speed after the collision.
A car crashes into a large tree that does not move. The car goes from 30 m/s to 0 in 1.3 m. (a) What impulse is applied to the driver by the seatbelt, assuming he follows the same motion as the car? (b) What is the average force applied to the driver by the seatbelt?
A 5-kg cart moving to the right with a speed of 6 m/s collides with a concrete wall and rebounds with a speed of 2 m/s. What is the change in momentum of the cart? (a) 0 (b) 40 kg m/s (c) 40 kg m/s (d) 30 kg m/s (e) 10 kg m/s
Problems 44 and 45 are paired. C A model rocket is shot straight up. As it reaches the highest point in its trajectory, it explodes in midair into three pieces with velocities indicated by the arrows in Figure P10.44, as viewed from directly above the explosion. Rank the mass of each piece in order from smallest to largest and justify your answer. FIGURE P10.44 Problems 44 and 45.
A mother pushes her son in a stroller at a constant speed of 1.52 m/s. The boy tosses a 56.7-g tennis ball straight up at 1.75 m/s and catches it. The boys father sits on a bench and watches. a. According to the mother, what are the balls initial and final momenta? b. According to the father, what are the balls initial and final momenta? c. According to the mother, is the balls momentum ever zero? If so, when? If not, why not? d. According to the father, is the balls momentum ever zero? If so, when? If not, why not?
A ball of mass 250 g is thrown with an initial velocity of 25 m/s at an angle of 30 with the horizontal direction. Ignore air resistance. What is the momentum of the ball after 0.2 s? (Do this problem by finding the components of the momentum first, and then constructing the magnitude and direction of the momentum vector from the components.)
A girl of mass mg is standing on a plank of mass mp. Both are originally at rest on a frozen lake that constitutes a frictionless, flat surface. The girl begins to walk along the plank at a constant velocity vgp to the right relative to the plank. (The subscript gp denotes the girl relative to plank.) (a) What is the velocity vpi of the plank relative to the surface of the ice? (b) What is the girls velocity vgi relative to the ice surface?
A bullet of mass m is fired into a ballistic pendulum and embeds itself in the wooden bob of mass M (Fig. P11.33). After the collision, the pendulum reaches a maximum height h above its original position. a. Show that the kinetic energy of the system decreases by the factor m/(m + M) immediately after the collision. b. What is the change in momentum of the bullet-bob system due to the collision? FIGURE P11.33
Two objects collide head-on (Fig. P11.39). The first object is moving with an initial speed of 8.00 m/s, and the second object is moving with an initial speed of 10.00 m/s. Assuming the collision is elastic, m1 = 5.15 kg, and m2 = 6.25 kg, determine the final velocity of each object. FIGURE P11.39