Drehex Corporation needs to hire an engineer to develop W a prototype for a project. The company asks each
pro
engineer to provide a cost and time estimate for the work.
Each bid is shown in the table.

What is the function of the commutator in a dc motor? a. to spin the magnet b. to change direct current into alternating current c. to change alternating current into direct current d. to spin the wire coil

Determine el momento angular de un rueda de 3000g moviendose a 10m/s con un radio de giro de 400cm

An electron is traveling with initial kinetic energy k in a uniform electric field. the electron comes to rest momentarily after traveling a distance d. (a) what is the magnitude of the electric field