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A rubber ball of mass 26.5 g is dropped from a height of 1.90 m onto a floor. The velocity of the ball is reversed by the collision with the floor,and the ball rebounds to a height of 1.35m. What impulse was applied to the ball during the collision?
A Styrofoam slab has thickness h and densityρs. When a swimmer of mass m isresting on it, Find the area of the slab
A photon with a wavelength 4.40 scatters from an electron initially at rest. Find out the wavelength of the scattered photon when the scattered electron has its utmost kinetic energy. Kmax = 2.37*20^-14.
An engine compresses air down 1/16 its initial volume. The initial pressure is 7.7 X10^6 pa. Find the temperature after compression
Write out the constants for b (B1 and B2) in terms of the previous constants for a Do the same for c) in terms of the constants for b), the constants in d in terms of those for c and finally the constants for a) in terms of those from d.
at each moment during its flight a projectile has a velocity v and an acceleration a. the components of these variables
In an advanced laboratory class a student performs the photoelectric experiment. Ultraviolet light is shone on a particular metal and the stopping potential is measured at the same time. What is Planck's constant based on this measurement
There are two stable isotopes of the element Lithium. One of them has three neutrons and the other has four. All other isotopes are radioactive withshort half lives. Using the periodic table in the textbook, find the listed mass of lithium, inamu
A ball is thrown downward of a 50 meter high building with a speed of 10 m/s. In what height do the balls meet
A 156 kg coil of sheet steel is 0.80 mm thick and 50 cm wide. How long is the steel in the coil
A baseball approaches home plate at a speed of 41.0 m/s, moving horizontally just before being hit by a bat. The batter hits a pop-up such that after hitting the bat, the baseball is moving at 50.0 m/s straight up. The ball has a mass of 145 g and is..
Tarzan, whose mass is 80.0 kg, swings from a 3.00-m vine thatis horizontal when he starts. What is the height of the highest tree limb they can reach on the upwardswing
You are holding a 5 kg dumbbell straight out at arm's length. Assuming your arm is 0.62 m long, what torque is the dumbbell exerting on your shoulder
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