Charge of uniform linear density 3.0 nc/m is distributed along the x axis from x = 0 to x = 3 m. which of the following integrals is correct for the electric potential (relative to zero at infinity) at the point x = +4 m on the x axis? show your work here. b. using the result from a calculate the electric potential at the point x=4 m on the x axis

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market

A2.0 μf capacitor and a 4.0 μf capacitor are connected in series across a 0.827-kv potential. the charged capacitors are then disconnected from the source and connected to each other with terminals of like sign together. find the voltage across each capacitor.

Which of the following types of electromagnetic radiation has the longest wavelength? a. infrared light b. visible light c. ultraviolet light d. microwaves