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Block B of mass 2 kg is attached to an unstretched spring of stiffness k = 10 kN/m and is at rest on a horizontal frictionless surface. Block A of mass 4 kg moves at a velocity of uA = 10 m/s and strikes block B. If the coefficient of restitution between the two blocks is e = 0.8, determine
(a) the velocity of block A after colliding with block B
(b) the maximum deflection of the spring,
(c) the energy loss due to the initial impact between the two blocks.
A 2.00×10-2- cube of ice at an initial temperature of -19 is placed in 0.670 of water at 44.0 in an insulated container of negligible mass.
Suppose 1400 J of heat are added to 3.4 molof argon gas at a constant pressure of 120 kPa. Calculate the change in volume of the gas
A 0.54 cm high object is placed 8.7 cm in front of a diverging lens whose focal length is -7.5 cm. What is the height of the image
Imagine a frictionless pulley (a solid cylinder) of unknown mass M and radius r = 0.200 m which is used to draw water from a well. A bucket of mass m = 1.50 kg is attached to a massless cord wrapped around pulley. The bucket starts from rest at th..
the work being performed in this lab serves to solidify our understanding of how a magnetic field around a ring behaves
If a proton and an electron are released when they are 7.00×10?10 apart (typical atomic distances), find the initial acceleration of each of them
A 30 kg launching machine fires a 250 gram projectile horizontally at 100 m/s. This causes the machine to slide backward 1.122 meters before coming to a rest. how far would this machine slide
The drawing shows four insulated wires overlapping one another, forming a square with 0.050-m sides, Calculate the current I.
An object is subject to a restoring force F = 8x3, How much work must be done to move the object from x = 0.10 to x = 0.47 m
A parallel-plate capacitor in air has a plate separation of 1.49 cm and a plate area of 25.0 cm2. Determine the change in energy of the capacitor
a 270-kg object and a 570-kg object are separated by 4.40 m.a find the magnitude of the net gravitational force exerted
The human body has a surface area of approximately 1.8 m^2, a surface temperature of approximately 30 degrees celsius, how many photons per second does the body emit
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