Two parallel metal plates 2.0 cm apart have a potential difference between them of 75 V. The electric force on a positive charge of 3.2 x 10^-19 C at a point midway between the plates is approximately. a. 1.2 x 10^-15
b. 9.6 x 10^-17
c. 1.6 x 10^-18
d. 4.8 x 10^-18

28. a stone is projected at a cliff of height h with an initial speed of 42.0 mls directed at angle θ0 = 60.0° above the horizontal. the stone strikes at a, 5.50 s after launching. find (a) the height h of the cliff, (b) the speed of the stone just before impact at a, and (c) the maximum height h reached above the grou

Achemistry student needs of 40ml diethylamine for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of diethylamine is 0.7 . calculate the mass of diethylamine the student should weigh out. round your answer to significant digits.

Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction