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A uniform ion beam of radius R consists if N' ions per meter ofmass m, speed v, and charge q. Find the Lorentz force (due toboth E and B) on an ion at the edge of the beam. At whatspeed would the force become zero?
For a damped oscillator with a mass of 350 g, a spring constant 59.00 N/m and a damping coefficient of 89 g/s, what is the ratio of the amplitude of the damped oscillations to the initial amplitude at the end of 30 cycles.
Three resistors of 40 ohms, 60 ohms and 100 ohms connected on a close circuit with 200 Volt source (assume ideal circuit). With Resistors connected in Parallel: determine the voltage drop across each resistor
A square ammeter has sides of length l = 2.01 cm. The sides of the ammeter are capable of measuring the magnetic field they are subject to. What is the current in the wire
Use the blackbody radiation law to estimate the wavelength of maximum intensity for the light from the sun's photoshere
Two metal spheres of different sizes are charged such that the electric potential is the same at the surface of each, What is the ratio QB/QA and EB/EA
An 8.70-kg block slides with an initial speed of 1.80 m/s down a ramp inclined at an angle of 22.2 deg with the horizontal. Use energy conservation to find the distance the block slides before coming to rest
If a reflected ray in the air at an angle of reflection of 60 degrees is totally polarized, what is the index of refraction of the reflecting material
16g of nitrogen gas at STP are adiabatically compressed to a pressure of 22 atm. What is the heat input to the gas
When responding to sound, the human eardrum vibrates about its equilibrium position. What is the maximum acceleration of the eardrum
Airplane emf A Boeing KC-135A airplane has a wingspan of 39.9m and flies at constant altitude in a northerly direction with a speed of 750km/h .If the vertical component of the Earth's magnetic field is 5.3×10^?6T , and its horizontal component is..
a road rises 1ft for every 100ft it travels horizontally it is said to have a 15 grade. if the road you are traveling on has a 5 % grade what is the angle of the road above the horizontal
A stonewith a mass of 2.40-kg is released from rest and falls toward Earth(near the surface of the Earth). Use the impulse-momentum theorem to compute its momentum after falling for 4.00 seconds
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