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The electric potential due to a point charge is given by V=kq/rwhere q is the charge, r is the distance from q and k = 8.99x10-9 Nm2/C2. Show that the SIunit of electric potential is a volt.
0.5 kg of saturated vapor (H2O) at 1.5 bars is contained in a piston-cylinder device. Heat transfer in the amount of 150 kJ to the steam occurs and some work is done on the steam by a impellor. At the end of this process the steam is at 1.5 bars and ..
A jumper in the long jump goes into the jump with a speed of 12.0 m/s at an angle of 20 degrees above the horizontal. How far does the jumper jump.
q1. an artillery shell is fired with the initial velocity of 305 ms at 67.0deg above the horizontal. to clear an
A 0.350 kg air-track glider is attached to each end of the track by two coil springs. Find the effective spring constant of the system
At an amusement park there is a ride in which cylindrically shaped chambers spin around a central axis. What is the radius of the chamber
A 5kg steel ball strikes a wall with a speed of 8m/s at an angle of 60.0° with the surface. It bounces off with the similar speed and angle. If the ball is in contact with the wall for 0.200 s, what is the average force exerted by the wall on the ..
A 2kg mass is loaded into a spring cannon. The cannon's spring has a constant k = 4000 abd the spring is compressed 0.8m. How far does it move before it comes to a stop
A bicycle is moving at 4.00 m/s. WHat is the angular speed of one of its wheels if the diameter is 60.0 cm
A 4 m long rope weighing 1.4 N is stretched so that the tension is 10 N. The left end is then made to oscillate vertically at 4 Hz by shaking the rope up, What is the speed of the traveling waves on the rope
What is the speed of an electron that has a total energy of zero in a hydrogen atom
A 2.9 kg block is released from rest on a 45° inclined ramp. The block will lose energy to friction at a constant rate of 4 J/m as it slides down the ramp
Kim has a metal casting company which makes commemorative coins. what is the diameter in centimeters of each coin
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