10. A beam of light polarized along the y axis and moving along the +z axis passes through two polarizing sheets with axesof polarization oriented 30° and 70° measured clockwise from the positive direction of the y axis. The final intensity ofthe beam is found to be 61 W/m². What is the initial beam intensity?(1) 280 W/m²(2) 700 W/m²(3) 200 W/m²11. Light of wavelength 520 nm is incident perpendicularly on a diffraction grating having 200 lines/mm. What is the highestorder for which a sharp maximum occurs?(1) 9(2) 11(1) 0.5 V12. Three long straight wires run perpendicular to the plane of the page and carry currents in thedirections indicated in the figure. Wire 1 passes the y axis of the plane at y = 1.5 m, wire 2 goesthrough the origin, and wire 3 passes the x axis at x = 1.5 m. If the magnitudes of the currentsin wires 1, 2, and 3 are i1 = 1.0 A, 12 = 2.0 A and i3 = 3.0 A, respectively, what is the magnitudeof the vertical component of the force per unit length on wire 3 due to the other two wires?(1) 3.0 N/m(2) 40 uN/m(3) 200 nN/m13. The circuit shows four capacitors with capacitances C₁ = 2C3 = 4C4 = 20 μF.The energy stored on C2 is 5 μJ and the charge on Q1 = 20 μC. What potentialQ₁difference AV is applied to the circuit?(1) 45°(3) 7(2) 1 V(1) 305 kV(2) 631 kV(3) 180 kV(4) 50 W/m²15. A glass prism (n = 1.5) is coated with 3 parallel stacks of alternating layers ofhigh (n₁ = 1.90) and low index (n2 = 1.30) material, each having a thicknessof 250 nm. If a laser beam travelling first in vacuum (n=1) hits the first layerunder an angle of 1 = 45° (see figure), what is the angle o2 of the beam insidethe prism?(4) 81 kV(5) 413 kV(3) 5 V(2) 28°(4) 8(3) 35°(4) 80 N/m(4) 3 VΔΙ(4) 0.4 mmn=116. Twelve charges are arranged in a clock like pattern. All charges are positive and rangefrom 1 μC to 12 μC as shown in the figure. The radius of the clock is r = 1.7 m.What is the electric potential at the center? Assume V = 0 at infinity.$114. Estimate the linear separation of two objects that the human eye can resolve at a distance of 1 meter. Take the diameterof the pupil to be 5 mm, and the wavelength of the light to be 420 nm.(1) 0.5 mm(2) 0.2 mm(3) 0.1 mm(4) 15⁰10µCC239μCO8μC(5) 140 W/m²n1n2 n1n2 n1 n211µCYAX17μCX2(5) 5(5) 10 nN/m3бисC3 C4(5) 1.5 V(5) 0.3 mm12мс 1uCn=1.5Ø2(5) 67°2μCSµC1.73µC4µC

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A beam of light polarized along the y axis and moving along the +z axis passes through two polarizing sheets with axes of polarization oriented 30° and 70° measured clockwise from the positive direction of the y axis. The final intensity of the beam is found to be 61 W/m². What is the initial beam intensity? (1) 280 W/m² (2) 700 W/m² (3) 200 W/m² (4) 50 W/m² (5) 140 W/m²

A beam of light polarized along the y axis and moving along the +z axis passes through two polarizing sheets with axes of polarization oriented 30° and 70° measured clockwise from the positive direction of the y axis. The final intensity of the beam is found to be 61 W/m². What is the initial beam intensity? (1) 280 W/m² (2) 700 W/m² (3) 200 W/m² (4) 50 W/m² (5) 140 W/m²

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Subject: physics
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