Aspring has a natural length of 28 cm. if a 27-n force is required to keep it stretched to a length of 32 cm, how much work w is required to stretch it from 28 cm to 30 cm? (round your answer to two decimal places.) w = 13.5 incorrect: your answer is incorrect. j

How does the electric potential energy between two charged particles change if one particle is reduced by a factor of 3? a. increased by a factor of 3 b. it is decreased by a factor of 9 c. it is reduced by a factor of 3 d. it is increased by a factor of 9

What part of the ear is names after tools, such as the hammer and the anvil?

Students in an introductory physics lab are performing an experiment with a parallel-plate capacitor made of two circular aluminum plates, each 11 cm in diameter, separated by 1.0 cm. how much charge can be added to each of the plates before a spark jumps between the two plates? for such flat electrodes, assume that value of 3×106n/c of the field causes a spark.