IT'S DUE IN 4 MINUTES The gravitational force is proportional to.

A) the sum of the masses of two objects divided by the distance between them

B) the product of the masses of two objects divided by the distance between them

C) the sum of the masses of two objects divided by the square of the distance between them

D) the product of the masses of two objects divided by the square of the distance between them​

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

What is special about a dc circuit ?

Atrain is traveling at 30.0 m/s relative to the ground in still air. the frequency of the note emitted by the train whistle is 262 hz. the speed of sound in air should be taken as 344 m/s. what frequency (f approach) is heard by a passenger on a train moving at a speed of 18.0 m/s relative to the ground in a direction opposite to the first train and approaching it? what frequency (f recede) is heard by a passenger on a train moving at a speed of 18.0 m/s relative to the ground in a direction opposite to the first train and receding from it?