In the figure below, block 1 of mass m1 slides along an x axis on a frictionless floor with a speed of v1i = 3.20 m/s. Then it undergoes a one-dimensional elastic collision with stationary block 2 of mass m2 = 0.250m1. Next, block 2 undergoes a one-dimensional elastic collision with stationary block 3 of mass m3 = 0.250m2. (a) Express the speed of block 3 just after the collision in terms of the initial speed of block 1, v1i. Note whether it is greater than, less than, or equal to the initial speed of block 1. v3 = ✕ v1i (b) Express the kinetic energy of block 3 just after the collision in terms of the initial kinetic energy of block 1, K1i. Note whether it is greater than, less than, or equal to the initial kinetic energy of block 1. K3 = ✕ K1i (c) Repeat for the magnitude of momentum of block 3 just after the collision, noting whether it is greater than, less than, or equal to the initial magnitude of momentum of block 1. p3 = ✕ p1i
In the figure below, block 1 of mass m1 slides along an x axis on a frictionless floor with a speed of v1i = 3.20 m/s. T...
In the figure below, block 1 of mass m1 slides along an x axis on a frictionless floor with a speed of 1.80 m/s. Then it undergoes a one-dimensional elastic collision with stationary block 2 of mass m2 = 2.50m1. Next, block 2 undergoes a one-dimensional elastic collision with stationary block 3 of mass m3 = 2.50m2. (a) Express the speed of block 3 just after the collision in terms of the initial speed of block 1, v1i. Note whether...
In the figure, particle 1 of mass m1 = 3.3 kg slides rightward along an x axis on a frictionless floor with a speed of 5.0 m/s. When it reaches x = 0, it undergoes a one-dimensional elastic collision with stationary particle 2 of mass m2 = 4.3 kg. When particle 2 then reaches a wall at xw = 73 cm, it bounces from the wall with no loss of speed. At what position on the x-axis does particle 2...
Block 1, of mass m1 = 2.30 kg, moves along a frictionless air track with speed v1 = 31.0 m/s. It collides with block 2, of mass m2 = 13.0 kg, which was initially at rest. The blocks stick together after the collision. A) Find the magnitude pi of the total initial momentum of the two-block system. B) Find vf, the magnitude of the final velocity of the two-block system C)What is the change ΔK=Kfinal−Kinitial in the two-block system's kinetic...
In Figure 9-69, block 1 of mass m1 slides from rest along a frictionless ramp from height h and then collides with stationary block 2, which has mass m2 = 3m1. After the collision, block 2 slides into a region where the coefficient of kinetic friction is ?k and comes to a stop in distance d within that region. What is the value of distance d if the collision is (a) elastic and (b) completely inelastic? Express your answer in...
Block 1 of mass m1 slides from rest along a frictionless ramp from an unknown height h and then collides with stationary block 2, which has mass m2 = 3m1 . The collision is an elastic one. After the collision, block 2 slides into a friction-filled region where the coefficient of kinetic friction is 0.5 and comes to a stop through a distance d = 10 m in that region. (a) What is the height h? (b) What is the...
Block 1, of mass m1 = 1.10 kg , moves along a frictionless air track with speed v1 = 29.0 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. Find vf, the magnitude of the final velocity of the two-block system. What is the change ΔK=Kfinal−Kinitial in the...
A block of mass 5.00 kg slides along a frictionless floor at speed 2.00 m/s. The block hits and compresses a spring of equilibrium length 20.0 cm and spring constant 1750 N/m. What is the maximum compression of the spring Ax ? A. 0.571 cm B. 1.14 cm C. 10.7 cm D. 20.0 cm Identical springs k, masses M=2m, initially pressed against a wall. When released (F=0), which block has a faster speed to the left? Block 1 Block 1...
In the figure, block 1 of mass m1 slides from rest along a frictionless ramp from height h = 3.2 m and then collides with stationary block 2, which has mass m2 = 3m1. After the collision, block 2 slides into a region where the coefficient of kinetic friction ?k is 0.2 and comes to a stop in distance d within that region. What is the value of distance d if the collision is (a) elastic and (b) completely inelastic?
In the figure, block 1 of mass m1 slides from rest along a frictionless ramp from height h = 2.1 m and then collides with stationary block 2, which has mass m2 = 2m1. After the collision, block 2 slides into a region where the coefficient of kinetic friction μk is 0.1 and comes to a stop in distance d within that region. What is the value of distance d if the collision is (a) elastic and (b) completely inelastic?
In the figure, block 1 of mass m1 slides from rest along a frictionless ramp from height h = 2.4 m and then collides with stationary block 2, which has mass m2 = 2m1. After the collision, block 2 slides into a region where the coefficient of kinetic friction μk is 0.2 and comes to a stop in distance d within that region. What is the value of distance d if the collision is (a) elastic and (b) completely inelastic?...