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Millikans oil drop experiment resulted in the determination of the charge on the electron. Describe two other quantities determined for subatomic particles using the results of the experiment.
A golfer hits a 46 g golf ball with an initial velocity of 40 m/s at 30°. What are the horizontal and vertical components of momentum imparted to the ball?
One cubic meter of water flowing over Niagara Falls in New York drops 92.8 meters. how much heat energy would the water have
An object on the ground is lunched at 10.0m/s at an angle of 75.0 above the horizontal. what is the horizontal displacment of the object
A positively charged particle of mass 7.2x10^-8 kg istraveling due east with a speed of 85 m/s and enters a 0.31-Tuniform magnetic field. Determine the magnitude of its charge
On the bunny hill at a ski resort, a towrope pulls the skiers up the hill with constant speed of 1.57 m/s. What is the force with which the towrope has to pull on the child after movement begins
A uniform rod rotates in a horizontal planeabout a vertical axis through one end. Calculate the angular momentum of the rod about that axis
A 2000-kg horizontal beam is supported at each end. A 160-kg load rests a quarter of the way from one end if the beam and 120 kg cargo is 1/3 from the other end. What is the vertical force on each of the supports.
q1. a person eats a dessert that contains 260 calories one. the skin temperature of this individual is 36 degree
You place one end of the pole on a fence post and hold the other end of the pole 35 from its tip. Explain how much force must you exert to keep the pole motionless in a horizontal position?
if two identical satellites or the earth in circular orbits collide head on in a perfectly inelasctic collision what
a) At what time will will drone have an up-down component of velocity equal to zero? b) What is the speed of the drone at this point in time? c) Find a unit vector tangent to the path of the drone at this time.
The hail comes straight down at a mass rate of m/?t=0.069 kg/s and an initial velocity of v0= -15 m/s. calculate the magnitude of the force exerted by the hail on the roof
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