What is the minimum size fixture wire permitted for the control and operating circuits of industrial X-ray equipment were protected by a 15-ampere overcurrent device

Picture a all traveling at a constant speed around the inside of a circular structure. is the ball accelerating? explain your answer

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

The field between two charged parallel plates is kept constant. if the two plates are brought closer together, the potential difference between the two plates either a) decrease b) does not change c) increase?