Astraight segment of wire 35.0 cm long carrying a current of 2.60 a is in a uniform magnetic field. the segment makes an angle of 53∘ with the direction of the magnetic field. 1) if the force on the segment is 0.200 n, what is the magnitude of the magnetic field? (express your answer to three significant figures.)
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The 5-kg cylinder is initially at rest when it is placed in contact with the wall b and the rotor at a. if the rotor always maintains a constant clockwise angular velocity v = 6 rad> s, determine the initial angular acceleration of the cylinder. the coefficient of kinetic friction at the contacting surfaces b and c is mk = 0.2.
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Physics, 22.06.2019 04:50
Unpolarized light whose intensity is 1.19 w/ is incident on a polarizer. (a) what is the intensity of the light leaving the polarizer? (b) if the analyzer is set at an angle of = 41.0∘ with respect to the polarizer, what is the intensity of the light that reaches the photocell?
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Astraight segment of wire 35.0 cm long carrying a current of 2.60 a is in a uniform magnetic field....
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