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a mass m neutron has elastic collision with a mass m' stillnucleus. How much kinetic energy does the neutron lose?
A golf ball of mass 0.050 Kg is hit off the tee at a speed of 35 m/s. The golf club was in contact with the ball for. Find the average force exerted on the ball by the golf club
Suppose that a particle accelerator is used to move two beams of particles in opposite directions. In a particular region, electrons move to the right at 9350 m/s and protons move to the left at 1681 m/s. The particles are evenly spaced with 0.085..
Suppose that the electric field in the Earth's atmosphere is E = 1.38 102 N/C, pointing downward. Determine the electric charge in the Earth
Calculate the percent reflection loss when a beam of radiation passes from air through a plate back into air assuming that the plate has a refractive index of 1.45
a student standing on a train staiton observes that the pitch (frequency) of the train decreases from 888.8 Hz to 862.8 Hz, What is the speed of the train
If a boat and its riders have a mass of 1500kg and the boat drifts in at 1.4m/s how much work does Sam do to stop it
q1. radio amateurs are permitted to communicate on the 20-meter band. what frequency of radio waves corresponds to a
Determine the least value of n for which there is total internal reflection on the vertical surface.
Bob has just finished climbing a sheer cliff above a beach, and wants to figure out how high he climbed. All he has to use, however, is a baseball, a stopwatch, and a friend on the ground below with a long measuring tape, How high up is Bob
A 8.51 -m ladder with a mass of 21.8 kg lies flat on the ground. A painter grabs the top end of the ladder and pulls straight upward with a force of 245 N. What is the net torque acting on the ladder
A parallel-plate capacitor has a capacitance of c1 = 3.5 uF when filled with air and c2 = 23 uF when filled with a dielectric oil at potential difference of 12 V. What is the permittivity of this oil
A block of mass 8.4 kg is pulled along a horizontal frictionless floor by a cord, What is the magnitude of the normal force exerted on the mass by the floor
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