Calculate the force acting on the wires shown in figure, when it carries current of I=5 A and placed in a
magnetic field. B= -5k T.
at
5cm
2cm
a
4cm b
10 cm
e
14cm

The radius of a sphere is increasing at a rate of 9 cm/ sec. find the radius of the sphere when the volume and the radius of the sphere are increasing at the same numerical rate.

Mackinzie walks 4 blocks west, then 2 blocks south, then 4 blocks east, and,finally, 1 block south. what is the magnitude of her total displacement duringthis walk (in blocks)?

How many electrons does each element require in its valence shell to become stable?