What will happen when two objects with opposite electric charges are moved closer together?

a; the objects will attract each other with a greater force?
b; the objects will attract each other with a smaller force?
c; the objects will repel each other with a greater force?
d; the objects will repel each other with a smaller force?

The a992 steel rod bc has a diameter of 50 mm and is used as a strut to support the beam. determine the maximum intensity w of the uniform distributed load that can be applied to the beam without risk of causing the strut to buckle. take f.s. = 2 against bucklin

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?

The magnitude of the magnetic field at a certain distance from a long, straight conductor is represented by b. what is the magnitude of the magnetic field at twice the distance from the conductor? a. at twice the distance, the magnitude of the field is 4b.b. at twice the distance, the magnitude of the field is 2b.c. at twice the distance, the magnitude of the field is b/2.d. at twice the distance, the magnitude of the field is b/4.e. at twice the distance, the magnitude of the field remains equal to b.