A vertical straight wire carrying an upward 25 aa current exerts an attractive force per unit length of 8. 0×10−4 n/mn/m on a second parallel wire 8. 0 cmcm away.

Question part points submissions used suppose that 2 j of work is needed to stretch a spring from its natural length of 26 cm to a length of 36 cm. (a) how much work is needed to stretch the spring from 28 cm to 32 cm? (round your answer to two decimal places.)

The mantle is made up of which structural zones?

How many atoms of nitrogen are in the chemical formula ni(w on