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The magnetic field of an electromagnetic wave has a peak value of 5.0 × 10-10 T. What is the intensity of the wave? (c=3.0×108m/s, μ0=4π×10-7T⋅m/A, ε0=8.85×10-12C2/N⋅m2)
A)1.5 × 10-5 W/m2
B)3.0 × 10-5 W/m2
C)7.5 × 105 W/m2
D)1.0 × 10-13 W/m2
E)2.0 × 10-13 W/m2
SHOW WORK PLEASE
two loudspeakers placed 6.0 m apart are driven in phase by an audio oscillator, whose frequency range is 1350 Hz to 1826 Hz. What is the frequency produced by the oscillator
In order to decrease the fundamental frequency of a guitar string by 4.0%, by what percentage should you reduce the tension
Assume that your reaction time is 0.50 s and that your car brakes with constant acceleration. How far are you from the intersection when you begin to apply the brakes? Illustrate what acceleration will bring you to rest right at the intersection?
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An Australian emu is running due east in a straight line at a speed of 17.6 m/s and slows down to a speed of 15.7 m/s in 7.7 s. Assuming that the acceleration remains the same, what is the bird's velocity after an additional 2.0 s has elapsed?
The motion of an object is described by the equation x = (1.9 m) cos(?t/3.5), What is the frequency of the motion
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Three capacitors {C1 =6.00 uf, C2 =12.00 uf, and C3 =18.00 uf} are connected in series, and in turn connected to a 24 V source. determine the potential and charge on each capacitor
A horizontal force of 80 N acts on a mass of 6 kg resting on a horizontal surface. Calculate the total energy expended in the acceleration
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