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A velocity selector has a magnetic field of magnitude 0.32 T perpendicular to an electric field of magnitude of 0.34 MV/m.
(a) What must be the speed of a particle for it to pass through undeflected ?
(b) The mass of the proton is 1.67x10-27 kg. How much energy must protons have in order to pass through undeflected ?
(c) The mass of the electron is 9.11x10-31 kg. How much energy must electrons have in order to pass through undeflected ?
A baseball player runs 27.4meters from batter's box to first base,overruns first base by 3.0 meters,and then returns to first base. Compared to the total distance traveled by the player,magnitude of the players total displacement from the batters ..
A proton with v = 374 m/s is moving through a region in which the magnetic field is B = 2.8 T. what angle does the protons velocity make with B
An AC power generator produces 50 A (rms) at 3600 V. The voltage is stepped up to 100 000 V by an ideal transformer and the energy transmitted throughout a long-distance power line with a total resistance of 100 Omega. What is the rms current in l..
Two parallel, uniformly charged, infinitely long wires carry opposite charges with a linear charge density ? = 2.15 ?C/m and are 6.69 cm apart. What is the magnitude of the electric field at a point midway between them and 54.3 cm above the plane ..
A toy cannon uses a spring to project a 5.30 g soft rubber ball. The spring is originally compressed by 5.00 cm, At what point does the ball have maximum speed
The mass of each can be taken to be 37,000 . If the train is accelerating at on a level track, elucidate the tension in the coupling between the second and third cars? The car nearest the locomotive is counted as the first.
A pipe is horizontal and carries oil that has a viscosity of 0.15 Pa · s. The volume flow rate of the oil is 5.8 10-5 m3/s. What is the absolute pressure at the input end
A small rock with mass 0.200 kg is fastened to a massless string with length 0.750 m to form a pendulum. What is tension in the string at the lowest point
n unmarked police car traveling a constant 95 km/h is passed by a speeder traveling 130 km/h. how much time passes before the police car overtake the speeder
find the magnitude of the baseballs momentum.
An electron accelerated from rest through a voltage of 350V enters a region of constant magnetic field. If the electron follows a circular path with a radius of 28cm, what is the magnitude of magnetic field.
a ball is thrown upward from the roof of a building, passes the roof going down three seconds later, how fast did the ball strike the ground
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