MA 12 Two metal balls of masses mA = 3.45 kg and ma-5.65 kg move at right angles and collide at the origin of an x-y coordinate system as shown in the Figure. Initially mA moves the right with a speed A = 12.6 m/s and ma moves upward along the y-axis with a speed of va = 29.1 m/s. After the collision, m, is observed to move along the positive x-y axis with a speed of '= 14.1 m/s as shown in the picture (where = 37°). Determine the speed of my after the collision. (Take sin 37° 0.6, cos 37°=0.8.) O 34.2 39.2 O 37.2 O23.9 O28.0

MA 12 Two metal balls of masses mA = 3.45 kg and ma-5.65 kg move at right angles and collide at the origin of an x-y coordinate system as shown in the Figure. Initially mA moves the right with a speed A = 12.6 m/s and ma moves upward along the y-axis with a speed of va = 29.1 m/s. After the collision, m, is observed to move along the positive x-y axis with a speed of '= 14.1 m/s as shown in the picture (where = 37°). Determine the speed of my after the collision. (Take sin 37° 0.6, cos 37°=0.8.) O 34.2 39.2 O 37.2 O23.9 O28.0

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 lineback with a mass of 83kg strikes a 71 kg quarterbacker. The lineback was moving to the left at 5 m/s while the quarterbacker was moving to the right at 1.7 m/s. a)If the quarterbacker is thrown to the left at 3m/s after the collision, then what is the linebacks velocity after the collision? b) Determine the change in momentum of each player.
Two blocks of masses m, = 2.00 kg and m, = 3.70 kg are released from rest at a height of h = 5.90 m on a frictionless track as shown in the figure below. When they meet on the level portion of the track, they undergo a head-on, elastic collision. Determine the maximum heights to which m, and m, rise on the curved portion of the track after the collision. hm1= hm2= m
A rubber ball with a mass of 0.115 kg is dropped from rest. From what height (in m) was the ball dropped, if the magnitude of the ball's momentum is 0.780 kg m/s just before it lands on the ground? m
1. Particle 1 has mass m1= 5 kg and velocity v1= 30 m/s. Particle 2 is at rest and has m2= 3 kg. Given that the velocity of particle 1 after the collision is v1= 7.5 m/s : a. Find the velocity (v2) of particle 2 after the collision B. Draw a diagram(arrows) representing the masses and velocities before and after the Collision.
Question Vị = 8 m/s A Vi = 16 m/s Objects A and B (Mass A = 6kg, Mass B = 4kg) have a head-on collision as shown. Immediately before the collision, Object A has a velocity of 8 m/s to the right, and Object B has a velocity 16 m/s to the left. Immediately after the collision, Object A has a velocity 4 m/s to the left. What is the magnitude and direction of the velocity of Object B ilmmediately after the collision? %3D Answer
2. A skateboarder is traveling 7.32 m/s on a flat and level sidewalk. The mass of the board and rider is 63.0 kg. As she coasts along, she grabs a 8.55 kg backpack a friend is holding out. A) What properties are conserved in this problem? 8) What type of collision is this? Why? C) What is her speed after getting the backpack? D) Explain in words what would happen if the backpack where thrown at her?
Two hockey pucks slide along a flat sheet of ice with no friction, and then collide with each other. The diagram below shows a top-down view of the colliding hockey pucks. The masses of the hockey pucks are mA = 2.00 kilograms (kg) and mB = 1.50 kg. Before the collision, puck A moves to the right at a speed of 2.50 meters per second (m/s) and puck moves to the left at a speed of 1.25 m/s. After the collision, puck A moves at a speed of 1.00 m/s at 50.0 degrees relative to the x axis. (a) Find find the final speed (in m/s) of puck B after the collision. (b) Find find the direction of travel of puck B after the collision. Give your answer as an angle in degrees, measured relative to the x axis. (c) What is the total change in kinetic energy of the hockey pucks during the collision, in units of Joules (J)?
4. A 1590-kilogram truck moving with a speed of 23.0 m/s runs into the rear end of a 1090-kilogram stationary car. If the collision is completely inelastic, how much kinetic energy is lost in the collision? sf6 60 ssfot sf60
Please have answers computer typed.
Two carts are on a frictionless, level track. Cart A, on the left side of the track, has a mass mA= 1.25kg, and an initial velocity of vAi= 9.0m/s to the right. Cart B is initially at rest, and on the right side of the track. The carts collide in a perfectly elastic collision. a) Draw a picture of the system before the collision. Include a coordinate system for reference. b) Write down the equations that represent the conditions that must be met in order to have a perfectly elastic collision. Put the equations in terms of mA, mB, vAi , vAf , vBf .
In a 2D elastic collision two balls collide (see picture). The 1st balls mass is 50g. It has an initial velocity of 6m/s. The 2nd balls mass is 125g. It has an initial velocity of 0m/s. The 1st ball has a final velocity of 5 m/s and an angle ? = 45°. Find the velocity of the second ball and it’s angle ?.
Two carts are involved in an elastic, head on collision. Cart A has a mass of mA = 1.5mB, and initial velocity of vAi = 4.5 m/sto the right. Cart B has an initial velocity of vBi = 0m/s and a final velocity ofvBf = 2m/sto the right after the collision. a) What is the final velocity of cart A? b) What is the mass of cart B?