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please answer both QUESTION 7 What is the motional electromotive force in a wire of length...
What is the motional electromotive force in a wire of length 13 cm oriented perpendicular to a magnetic field of 0.23 T and moving parallel to the field at 25 cm/s?
An electromagnetic wave End - Escok-on has a wavelength of 21 cm and an amplitude of 12 nV/m. It is propagating in the direction and is linearly polarized in the x-plane. What is k? a. (3.0m') b. (3.0 x 101 m ): - (4.8m) d. - (3.0 x 101m')
Save Ans. Question 5 4 points A wire carries a current of 10.0 A. At what distance from the wire will a magnetic field of 8.0 x 10^-4T be produced? a. 2.5 mm b.1.5 cm c. 3.0 m O d. 2.7 cm Save Answe Question 9 5 points A single circular loop of wire with radius 25.0 cm is perpendicular to a magnetic field which increases from 1.5 T to 4.8 Tin 23.0 ms. What is the induced e.m.f. in...
Question 2 A typical FM radio wave has a wavelength of 3.0 m. What is the frequency of the wave? O a. 100.0 MHZ b. 1000.0 Hz O c. 10.0 KHz O d. 100.0 KHz Moving to another question will save this response. Question 5 of 14 Question 5 3 points Save Answer What is the intensity of an electromagnetic wave with a peak electric field strength of 100.0 V/m and magnetic field strength of 2.0 x 10^-6 T? a....