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An alpha particle (mass = 4 u) has a head-on, elastic collision with a nucleus (mass = 115 u) that is initially at rest. What percentage of the kinetic energy of the alpha particle is transferred to the nucleus in the collision?
A point charge Qpt= 10nC is surrounded by an insulating material and stuffed inside a spgerical steel shell iwth inner radius R1=1cm and outer R0=2cm; What is the net charge of the steel shell
Assume that when you ride on your 7.60-kilogram bicycle the weight of you and the bicycle is supported equally by the two tires. compute what is your weight
A 2.0-kg mass moving at 5.0 m/s suddenly collides head-on with a 3.0-kg mass at rest. What is the speed of the masses just after the collision
a wheel of perimeter 220 cm rolls on a level road at a speed of 9 km/hr how many revolutions does the wheel make per second
The electric field inside a 28.41-cm-long copper wire is 0.021 V/m. What is the potential difference between the end of the wire
A Galaxy is moving away from us with a speed of 3 x 10^7 m s^-1. What is the frequency of the light we would observe if it is emitted at 6 x 10^14 Hz
A string of 22 identical Christmas tree lights are connected in series to a 125 V source. The string dissipates 52 W. What is the comparable resistance of the light string.
A rock is dropped from a tree of height 29 m into a lake (depth 5.2 m) below. What is the total elapsed time
Calculate the force a piano tuner applies to stretch a steel piano wire 7.80 mm, if the wire is originally 0.850 mm in diameter and 1.35 m long
Your given two concentric spherical metal shells, the smaller shell has a radius of 0.20 m, Find the electric field at a point 0.39 m from the center of the spheres
A bottle containing 9 kilogram of water at a temperature of 15°C is located in a refrigerator where the temperature is kept at 2°C. Find how much heat is transferred from the water to cool it to 2°C
A plane is flying horizontally with speed 158 m/s at a height 5810 m above the ground, when a package is dropped from the plane. What is the horizontal distance traveled by this package
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