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The electric field of a sinusoidal electromagnetic wave obeys the equation E=?(375V/m)sin[(5.97×1015rad/s)t+(1.99×107rad/m)x].
What is the amplitude of the electric field of this wave?
What is the amplitude of the magnetic field of this wave?
What is the frequency of the wave?
What is the wavelength of the wave?
What is the period of the wave?
Is this light visible to humans?
What is the speed of the wave?
The coefficient of kinetic friction between a 20 Kg box and the floor is 0.40. How much work does a pulling force do on the box in pulling it 8.0 m at the constant speed? The pulling force is directed 390 above the horizontal.
You take the elevator to the roof of midtown skyscraper that is 100 meters high. What was the velocity of your souvenir just before it hit the ground
Which vector would return the hiker to the starting point? All angles are measured in a counter-clockwise direction from the positive x-axis.
During an all-night cram session, a student heats up a 0.836 liter (0.836 x 10- 3 m3) glass (Pyrex) beaker of cold coffee. How much coffee (in cubic meters) has spilled out of the beaker
Over a year's time, a person receives a biologically equivalent dose of 21 mrem (millirems) from cosmic rays, What is the person's absorbed dose in rads
A 5.4-µC point charge is located at x = 0.9 m, y = 3.3 m, and a -3.9-µC point charge is located at x = 1.9 m, y = -1.9 m. (a) Find the magnitude and direction of the electric field at x = -3.2 m, y = 0.9 m.' (b) Find the magnitude and direction of..
A 2.1 kg solid sphere ( I= 0.4mR2 ) rolls along a horizontal surface with a speed of 7.8 m/s. What is the total kinetic energy of the sphere
A racing car travels with a constant tangential speed of 75 m/s around a circular track with a radius 625 m. Find (a) the magnitude of the car's total acceleration and (b) the direction of its total acceleration relative to the radial direction.
A 1.0 µF capacitor is connected in parallel with a 2.4 µF capacitor, What is the equivalent capacitance of this combination
A weight lifter lifts a 360-N set of weights from ground level to a position over his head, a vertical distance of 2.05 m. How much work does the weight lifter do
A coffee-maker (19 ?) and a toaster (13 ?) are connected in parallel to the same 120-V outlet in a kitchen. How much total power is supplied to the two appliances
An electron traveling horizontally with velocity 1.55 x10^{5} m/s enters a region where a uniform magnetic field is directed into the plane of the paper, find the magnitude of the magnetic force exerted on the particle
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