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The magnetic field of an electromagnetic wave in a vacuum is Bz=(2.5 microT)Sin(1.9*10^7 x-2(3.14)ft), where x is in m and t is in s.
What is the wave's wavelength?
What is the wave's frequency?
What is the wave's electric field amplitude?
COnsider a bimetallic strip consisting of a 0.5mm thick brass upper strip welded to a 0.5mm thick steel lower strip. What is the length of the strip at its original position
Light of wavelength 640nm falls on two slits and produces an interference pattern in which the third-order bright red fringe is 48mm, obtain the separation of the two slits
Light in air enters a diamond (n= 2.42) at an angle of incidence of 48 degrees. What is the angle of refraction inside the diamond
A hoop and a disk, both of 0.76- m radius and 3.0- kg mass, are released from the top of an inclined plane 3.0 m high and 7.0 m long. determine the speet of the hoop and disk
Two manned satellites approaching one another at a relative speed of 0.300 m/s intend to dock. What is the loss of kinetic energy in this inelastic collision
A toy car X of mass .200 kg moves along a frictionless surface with a velocity of .180 m/s. It collides with another toy car Y, with the mass .250 kg and a speed of .130 in the same direction.
A jet aircraft is flying at constant altitude. At t1 = 0 it has components of velocity vx = 150 m/s and vy = 130 m/s, What is the acceleration's magnitude and direction during this time interval
The drawing shows the front and rear sprockets of a bicycle. Assume the chain does not slip or stretch. How much time is required to double the speed of the rear sprocket
q1. an airplane has a mass of 31000 kilos and takes off under influence of a constant net force of 37000 nektons. what
What current flows through a 2.54 cm diameter rod of pure silicon that is 19.0 cm long, when 1000 V is applied to it
On a dry road, a car with good tires may be able to brake with a constant deceleration of 3.19 m/s2. How long does such a car, initially traveling at 22.2 m/s, take to stop
An LRC series circuit with R = 100 Omega, L = 56mH, and C =1.7 muF is powered by an ac voltage source of peak voltage V0 = 210 V, Determine the phase angle of the source voltage relative to the current
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