Two charges, q1 and q2, are separated by 6·cm. the repulsive force between them is 25·n. in each case below, find the force between them if the original situation is changed as described.(a) the magnitude of charge q1 is reduced to q1/5. n(b) the distance between the charges is reduced to 2·cm. n(c) the magnitude of charge q2 is increased to 5q2 and the distance is increased to 30·cm. n
Answers: 2
Physics, 22.06.2019 12:40
Find the equation for the plane through upper p 0 left parenthesis negative 4 comma negative 8 comma negative 5 right parenthesis perpendicular to the following line. xequalsnegative 4 minus t, yequalsnegative 8 plus 2 t, zequals3 t, minusinfinityless thantless thaninfinity
Answers: 2
Physics, 22.06.2019 16:50
Consider the growth of a 20-nm-diameter silicon nanowire onto a silicon wafer. the temperature of the wafer surface is maintained at 2400 k. assume the thermal conductivity of the silicon nanowire is 20 wm-1k-1 and all its surfaces including the tip are subjected to convection heat transfer with the coefficient h = 1×105 wm-2k-1 and t∞ = 8000 k. when the nanowire grows to l = 300 nm, what is the temperature of the nanowire tip (t (x =
Answers: 1
Two charges, q1 and q2, are separated by 6·cm. the repulsive force between them is 25·n. in each cas...
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