Why is the magnetic field B constant throughout all the points of a current-carrying wire?

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A: Special theory of relativity

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A: We know that slope of V-I graph gives the resistance of the object.

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A: Consider the free-body diagram of the pulley and the man as follows.

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Q: Part A How much work W is done by each horse in a time t? Express the work in terms of the…

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Q: The answer is -0.012 J. Why it is negative value?

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Q: You give a 5.0 kg box a quick shove up a ramp. It reaches a vertical height of 3.0 m before…

A: Change in Potential Energy is given as  ∆Ug=mg∆h⇒5 kg10 m/s23 m∆Ug=150 J The plus sign of the change…

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Q: s)A standing wave pattern on a string is described by y = 0.06 (sin7x) (соs60nt) where x and y are…

A: Note :“Since you have posted a question with multiple sub parts, we will provide the solution only…

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Q: 1. Four students are trying to move a table from one corner of the classroom to another, as…

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Q: Can I please get some help. Thank you!

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Q: 5. Calculate the average value of kinetic energy of an electron in 3s state of hydrogen atom. The…

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A: (a)   Consider the initial speed of the elevator be u, its final speed, that is the cruising speed,…

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Q: the fy the direc- tion as an angle above or below horizontal. position indicated by the dot in…

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Q: 19. NPR (National Public Radio) broadcasts at 89.3 MHz (or 89300000 Hz). Radio waves travel at the…

A: Answer  : If a wave has a frequency f and wavelength λ and is moving with a speed v, then we can…