Awire with current i is immersed in a region of space where there is a magnetic field b. determine the net force (magnitude and direction) in the wire segment due to magnetic field b.

Spend time observing or thinking about events that involve matter and energy. which events can you explain? which events can’t you explain?

Achemistry student needs of 40ml diethylamine for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of diethylamine is 0.7 . calculate the mass of diethylamine the student should weigh out. round your answer to significant digits.

A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n