Which item produces the magnetic field in the electromagnet?
a switch
paperclips
a magnet
wires

Which is special about a dc circuit ? a. it has both series and parallel components b. it has only series or only parallel components c. charge moves in a single direction d. charge moves back and forth quickly

Estimate the change in the gibbs energy and molar gibbs energy of 1.0dm3 of octane when the pressure acting on it is increased from 1.0 atm to 100 atm. the mass density of octane is 0.703 g cm−3

What distance does a car travel as its speed changes from 0 to 20 m/s in 17 s at constant acceleration?