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A proton and an electron are moving due east in a constant electricfield that also points due east. The electric field has a magnitudeof 3.0 x104 N/C. Determine the magnitude of the acceleration of the proton and the electron.
A 20-kg block, m1, with a pulley attached slides along a frictionless ledge. calculate the tension in the connecting string
A skier is accelerating down a 30 degree hill at 2.00 m/s squared. what is vertical component of her acceleration
question1train springnbspa number of train stations have large horizontal springs at the ends of the tracks. these are
A positive charge of q = 3.5 µC is pulled on by two negative charges. One, -2.0 µC, is 0.050 m to the north and the other, -4.0 µC, is d = 0.029 m to the south. What total force is exerted on the positive charge .
What is the energy released in this nuclear reaction 47Be + 01n ? 37Li + 11H
A toy of mass 0.155 kg is undergoing SHM on the end of a horizontal spring with forces constant 305 N/m. When object is a distance 1.20×10-2 m from its equilibrium position, it is observed to have the speed of 0.255 m/s.
A roller coaster car of mass 310 kg (including passengers) travels around a horizontal curve of radius 35 m. Its speed is 17 m/s. What is the magnitude and direction of the total force exerted on the car by the track? magnintude N direction ° above t..
A pinada, practically in a shape of a slender thin rod of length mass 4.0 kg is hanging from the tree branch after being hinged at one end. Estimate how high the pinada will swing
When you lift a bowling ball with a force of 98N , the ball accelerates upward with an acceleration a. Find the weight of the bowling ball
Consider the earth following its nearly circular orbit (dashed curve) about the sun. find the size of the gravitational force acting on the earth
An electric dipole of dipole moment 4.5 x 10-9 C·m is in a 250 N/C electric field, what is the potential energy
A non-uniform bar 5 meters has a center of gravity 1 meters from the heavy end. If it is placed on the edge of a block 1 meters from the light end and a weight of 1497N is placed at the light end of the bar, it will be balanced. What is the weight..
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