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A 93.9 gram lead ball is dropped from rest from a height of 4.72 meter. The collision between the ground and the ball and is totally inelastic.
Assume all the balls kinetic energy goes into heating the ball; determine its change in temperature.
Two gliders are tied together by a string after they are connected together by a compressed spring on an airtrack. find the mass of Glider B
The current in the coil above is adjusted to produce a fieldstrength of 2.0 mTesla. The axis of the coil is horizontal andalong the east-west direction. Find the direction of the net field from both sources
bjorn is standing at x1 550 m. firecracker 1 explodes at the origin and firecracker 2 explodes at x2 850 m. the
A 40.0kg child running at a speed of 3.00m/s jumps on a stationaryplayground merry go round at a distance 1.50m from the axis ofrotation of the merry go round. What is the angular speed of the merry go round after the child jumps onit
4.30 g lead bullet traveling at 320 m/s is stopped by a large tree. what is the increase in temperature of the bullet
Assume equal amounts of energy are transferred by heat into equal-mass liquid samples of alcohol and water in separate insulated containers. How much will the alcohol rise in temperature
Consider a cylinder of Volume V=10cm^3 that contains an ideal gas. Compute the total number of gas molecules inside the cylinder
A circuit containing a 7.6 H inductor has an alternating current supplied to it. If Irms is 5.6 A and Vp is 28 V, find the frequency of the signal
A girl of mass 29.9 kg stands on the rim of a frictionless merry-go-round of radius 1.78 m and rotational inertia 219 kg·m2 that is not moving. She throws a rock of mass 635 g horizontally in a direction that is tangent to the outer edge of the merry..
A 900 g rubber ball is dropped from a height of 14 m and undergoes a perfectly elastic collision with the earth. What is the earth's velocity after the collision
The charge and the mass of an alpha particle are = 3.20×10-19 and = 6.68×10-27 , respectively. What is the final velocity of the alpha particle
A positively charged particle of mass 7.27E-8 kg is traveling due east with a speed of 87.0 m/s and enters a 0.250 T uniform magnetic field. The particle moves through one-quarter of a circle in a time of 2.04E-3 s, at which time it leaves the field ..
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