Question 3 - if julia starts out at rest, and in 13 s speeds up to 75 m/s, what is her acceleration?

a - 13 m/s^2

b - 5.76 m/s^2

c - 6 m/s^2

d - 7.4 m/s^2

Mga halaman/punong ornamental na di namumulaklak

(a) calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. silver has 47 electrons per atom, and its molar mass is 107.87 g/mol. (b) imagine adding electrons to the pin until the negative charge has the very large value 1.00 mc. how many electrons are added for every 109 electrons already present

Suppose a wire with a current is pushed upward by a magnetic field. how would the wire move if the direction of the current reversed? explain your answer.