1. If the slender rod shown is "spun" about axis A-A which is parallel to the y axis, which of the following takes the least effort in spinning the rod? A. A B. В. A А A С. D. A A A A

Q: Part A A short current element dl = (0.500 mm) j carries a current of 5.30 A in the same direction…

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Q: Newton's 1st law (F = 0 means a=0) is applicable in which case? %3D O Only in uniformly accelerated…

A: Given , Newton's 1st law F=0 means a=0

Q: C F2 Figure above shows a thin converging lens for which the radii of curvature are R1 =12.0cm and…

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Q: 3)A slide projector produces real, inverted, enlarged images of the slides on a screen (the slides…

A: 3) (A) Convex Lens is used in projector to get magnified image is placed in front of object lies…

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A: We need to say what the direction of friction will be on the coin on turntable.

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A: At equilibrium, net force acting on a object is zero. FNet=0 F1→+ F2→+F3→ =0  (1) Triangular law of…

Q: 37 Figure I The triangular prism shown in Figure I above, has an index of refraction of 1.54 and…

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A: Initial velocity of object is Object is thrown vertically upward.Initial vertical position of object…

Q: 9) A spring has a constant of 875 N/m. What hanging mass will cause this spring to stretch 4.5 m?

A: Let's Consider a vertical spring of spring constant 'k' On which we hang a mass 'm'It will stretch a…

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Q: An object of mass 10 kg is dragged, at a constant velocity, across a horizontal surface, pulled by a…

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Q: I need help on this problem. Thank you.

A: The wavelength of microwaves,

Q: 5.) The threshold (cutoff) wavelength for the photoelectric effect in an unknown metal is 270nm.…

A: Given data: Threshold wavelength of the metal, λ0=270 nm=270×10-9 m

Q: 2. If the hammer, paper ballI, and marble were simultaneously dropped from a height of 70m. Which…

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Q: Question: A non-relativistic electron is confined to an infinitely deep potential well with length L…

A: Given : L=694×10-12m Part 1) The energy of an electron in the infinite potential well is given by :…

Q: 2. For vectors ū and ī shown, draw the indicated linear combination. a) Draw ū + v b) Draw ū – 20 13…

A: given ,

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A: Given:-  The initial velocity of the ball by which it has been thrown straight up u = 25.3 m/s…

Q: Pls help ASAP.

A: In any kind of collision momentum will remain conserve. in perfectly elastic collision (head on )…

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Q: 10. Describe two ways to determine the total work done by one object on another object.

A: Work done is the transferring the energy to move a object .

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Q: 5. (Problem 22-23) A wire 2.80 m in length carries a current of 5.00 A in a region where a uniform…

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Q: Physics question attached because I need help with it

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Q: = 100 m/s is ejected between 3. Suppose that an electron with a velocity vo two horizontal plates…

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Q: 124. The diagram below represents a 10.-newton block sliding at constant speed down a plane that…

A: Since object is moving with constant speed hence acceleration acting on it is zero so net force…

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Q: Problem #1) Determine the moment of forces about point 0. F3=75 lb X- 15⁰ 6'-0" Y F₂ = 50 lb 90° Y…

A: Forces F1 = 25 lb,  F2 = 50 lb, F3 =  75 lbdistance between origin and point O (d) = 6 ft

Q: 3. The semicircular plate has a radius of 0.3 m and a mass of 6 kg. Which of the following is the…

A: Given, mass of the semicircular plate, m = 6 kg radius of the plate, a = 0.3 m d = 0.127 m

Q: 3. (Problem 22-4) A proton moving at 4.00 x 106 m/s through a magnetic field of magnitude 1.70 T…

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.