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A proton moves in a circular path perpendicular to a 1.19 T magnetic field. Calculate the energy of the proton in eV
a circular loop of radius 1.00 m is placed in a magnetic field of magnitude of 0.500 T. find the magnetic moment of the loop
An old-style TV set places 50 kV across two plates of a parallel plate capacitor. An electron is released very close to one plate, find the speed of the electron when it exits the hole in the plate
A positive charge, Q = 45 is placed on the x-axis at x = -1.9 cm. A positive charge which is twice as large is brought from infinity to a point x = +1.9 cm on the x-axis. what would be the speed of
A 1.8 cm --tall object is 15 cm in front of a diverging lens that has a -18 cm focal length. compute Is the image erect or inverted
Find the electric energy density between the plates of a 225- parallel-plate capacitor. The potential difference between the plates is 360
In a television set, electrons are accelerated from rest through a potential difference of 22 kV. Find the magnitude of the maximum magnetic force
A slide projector needs to create a 96.0 cm high image of a 2.20 cm tall slide. The screen is 301 cm from the slide. find focal length does the lens need
A 59.3-kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.714, What horizontal pushing force is required to just start the crate moving
A 2.0 cm tall candle flame is 1.8 cm from a wall. You happen to have a lens with a focal length of 36 cm . 1. How many places can you put the lens
The horsepower rating commonly used for engines indicates the rate at which they can do work. What amount of work does the engine do on each cycle
The x, y, and z components of a magnetic field are Bx = 0.14 T, By = 0.17 T, and Bz = 0.17 T. What is the magnitude of the magnetic force that acts on this wire
A parallel plate capacitor has square plates with sides of length 14 cm. The distance between the plates is 2 mm. How much energy is stored in the capacitor now
A car is moving at 9 m/s along a curve on a horizontal plane with radius of curvature 46 m. The acceleration of gravity is 9.8. Find the rotational frequency of the wheel
A 75 g Frisbee is thrown from a point 1.2 m above the ground with a speed of 14 m/s. find the reduction in Emec of the Frisbee-Earth system
Please explain in detail and step by step a 1.0kg block is held at rest against a spring with a force constant k = 740N/m. Find d such that the block's speed after crossing the rough patch is 2.4m/s
An ethernet cable is 3.95 m long and has a mass of 0.190 kg. A transverse pulse is produced by plucking one end of the taut cable. evaluate the tension in the cable
Compute the velocity of the electron assuming that hydrogen is described by the Rutherford-Bohr model
You drive your 1,465-kg car at a constant speed of 25 mph down a ramp that has a grade of 12 %. Define positive direction in the forward direction
A stone thrown horizontally from a height of 5.72 m hits the ground at a distance of 13.50 m. Calculate the speed of the stone as it hits the ground
You are pushing a 150-kg wooden crate in a straight line a distance of 4.5 m across a wooden floor at constant speed. What is the work done by friction on the crate
An old-style TV set places 50 kV across two plates of a parallel plate capacitor. What is the speed of the electron when it exits the hole in the plate
When 5.30* 10^5 J of heat is added to a gas enclosed cylinder fitted with a light frictionless piston maintained at atmospheric pressure, estimate the work done by the gas
Your television picture is created by 480 horizontal lines of pixels, arranged on a screen of total height h. Calculate this ratio D/h of minimum viewing distance to screen height
The current in a series circuit is 6.0 A. When an additional 17.0 resistor is inserted in series, What is the resistance in the original circuit