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A point charge with mass m = 1.82 x10 ^ - 2 g and charge q = 735 nC is triggered with a velocity 22 m/s towards another charge Q = 1.23µC that is fixed at a distance of 75 cm. Calculate the electric potential produced by the charge Q at the point where the charge q stops.
a long solenoid has 100 turnscm and carries current i. an electron moves within the solenoid in a circle of radius 2.40
For a science fair competition, a group of High School students built a kicker-machine that can launch a golf ball from the origin with a velocity of 13.1 m/s, Where will the golf ball fall back to the ground
A horizontal wire of length 0.50 m, carrying a current of 6.7 A, is placed in a uniform external magnetic field. When the wire is horizontal, Determine the magnitude of the external magnetic field
A baton twirler throws a spinning baton directly upward. As it goes up and returns to the twirler's hand, the baton turns during 5.53 revolutions. Ignoring air resistance and assuming that the average angular speed of the baton is 2.21 rev/s, decide ..
If the thermo emf between the junctions is 2.3 x 10^-2 V and the cold junction is kept at the ice point, calculate the temperature of the hot junction .
An airplane has a mass of 27,000 kg and takes off under the influence of a constant net force of 42,500 N. What is the net force that acts on the plane's 74 kg pilot?
The tub of a washer goes into its spin-dry cycle, starting from rest and reaching an angular speed of 2.0 rev/s in 8.0 s. Through how many revolutions does the tub turn during this 21-s interval
the distance between the slits in a young's experiment is 50times the wavelength of the monochromatic light source. Find theangle in radians at which the first bright occurs
The dimensions of a parallel-plate capacitor are all increased by a factor of four. By what factor does the capacitance change
A 8 kg hammer strikes a nail at avelocity of 8.9 m/s and comes to restin a time interval of 8.0 ms. What is the impulse given to the nail
Two satellites are in circular orbits around a planet that has radius . One satellite has mass 88.0 , orbital radius 5.60×107 , and orbital speed 4800. What is the orbital speed of this second satellite
Discuss the advantages and disadvantages of nuclear physics. Do you know anything about nuclear waste from nuclear power plants and their disposals mechanism? Discuss the application of half-life.
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