Part (a) Angular acceleration
Part (b) revolutions
please help i dont understand. (10%) Problem 3: With the aid of a string, a gyroscope...
Please show all work and rationale. (10%) Problem 7: Consider the circuit in the diagram, with sources of emf listed below. Randomized Variables & = 27 V E = 46 V &z = 10.5 V & 4 = 43 V 3 R 200 Otheexpertta.com > A 33% Part (a) Find I in amps. 1;= Grade Summary Deductions Potential 100% 0% HOME E sin cos t an() cotano asin( acos atan acotan sinh cosh) | tanh) | cotanh) Degrees O Radians...
(5%) Problem 8: Consider a 470 nm wavelength blue light falling on a pair of slits separated by 0.035 mm. A At what angle (in degrees) is the first-order maximum for the blue light? Grade Summary Deductions 0% Potential 100% sino TT ( 9 HOME 7 8 45 E 6 cotan atan cosh cos tano asino acos acotan tanh cotanh Degrees O Radians Submissions Attempts remaining: 3 (0% per attempt) letailed view sinho 12 برا + - 0 END NO...
(15%) Problem 9: Two planets are on a collision course, heading directly towards each other at a relative speed of 0.245c. Randomized Variables y = 0.245 c u= 0.75 DA A spaceship sent from one planet approaches the second at 0.75c as seen by the second planet. What is the velocity of the ship relative to the first planet? Assume the a velocity directed away from the planet would be considered positive. Grade Summary u'c = Deductions 0% Potential 10096...
(205) Problem 5: Suppose a piano tuner stretches a steel piano wire 5.5 mm. The wire was originally 0.775 mm in diameter, 1.29 m long, and has a Young's modulus of 2.10x10' N/m². Randomized Variables lo = 1.29 m 1=5.5 mm d=0.775 mm Calculate the force a piano tuner applies to stretch the steel piano wire in Newtons. Grade Summary Deductions Potential 100% ) 7 8 9 sin cotano cos asino t an) acos() 4 5 6 Submissions Attempts remaining:...
(25%) Problem 4: A shopper standing 3.25 m from a convex security mirror sees his image with a magnification of 0.275. 33% Part (a) What is his image distance in meters, measured from the surface of the mirror, given that the object distance is positive? d; = -0.89 d;=-0.89 Correct! 33% Part (b) What is the focal length of the mirror, in meters? f = -0.821 sino cos tan() cotan asino acos atan) acotan sinh cosh tanh) cotanh) Degrees Radians...
The upper leg muscle (quadriceps) exerts a force of FQ = 1380 N, which is carried by a tendon over the kneecap (the patella) at the angles shown in the figure. (5%) Problem 20: The upper leg muscle (quadriceps) exerts a force of FQ-1380 N, which is carried by a tendon over the kneecap (the patella) at the angles shown in the figure 55° 750 Otheexpertta.com > 50% Part (a) Find the magnitude of the force, in newtons, exerted by...
(5%) Problem 9: Light of wavelength 624 nm in air undergoes constructive interference when it is perpendicularly reflected from an oil spill on a plastic sheet. The refractive index of the oil is 1.22 and that of the plastic is 1.43. A What is the nonzero thickness, in nanometers of the thinnest oil film that causes such interference? 1 = Grade Summary Deductions Potential 0% 100% ( 7 8 9 HOME E 4 5 6 sin cos tano cotano asino...
omework I Begin Date: 8/28/2019 v. 12%) Problem 10: Suppose a point charge creates a 9500 N/C electric field at a distance of 0.65 m A 50% Part (a) What is the magnitude of the point charge in coulombs? cos tano acos sino cotano asino atano acotan cosho tanh) • Degrees 789 4 5 6 1 2 3 sinh cotanho Radians Submat Hint Feedback I give up! its: 0% deduction per hint. Hints remaining 1 Feedback: 0% deduction per feedback....
(8%) Problem 2: Components of some computers communicate with each other through optical fibers having an index of refraction n = 1.55. Randomized Variables d= 0.215 m A What time in nanoseconds is required for a signal to travel 0.215 m through such a fiber? Grade Summary Deductions 0% Potential 100% 77 7 8 9 HOME E 4 5 6 sin cotan atan cosh cos tan asino acos acotano sinh) tanh cotanh( Degrees O Radians Submissions Attempts remaining: 10 (3%...
(17%) Problem 5: Ano le with a radius of 0.27 cm is attached to a garden hose with a radius of 0.94 cm that is pointed straight up. The flow rate through hose and nozzle is 0.45 L/s. Randomized Variables 0.27 cm = 0.94 cm Q=0.45 LIS TI 50% Part (a) Calculate the maximum height to which water could be squirted with the hose if it emerges from the nozzle in m. h = 19.65 ✓ Correct! 50% Part (b)...