abiii2847 abiii2847

11-09-2018
Physics

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(a) an electron in a television tube travels the 12 cm distance from the grid to the screen at an average speed of 2.00 107m/s. How long does the trip take? S (b) an electron in a current-carrying wire travels at an average speed of 7.00 10-5 m/s. How long does it take to travel 12 cm?

Respuesta :

osprey2015 osprey2015

22-09-2018

time = distance/speed = 0.12/2x10^7 = 0.06x10^-7s

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