Hey Motors and lamps both use... electricity that isn't moving
electric current
Both a and b

State the right hand rule of the direction of magnetic field in a conductor carrying current

Modern physics a photon emitted from an excited hydrogen atom has an energy of 3.02 electron volts. which electron energy-level transition would produce this photon? a. n=1 to n=6 b. n=2 to n=6 c. n=6 to n=1 d. n=6 to n=2 i chose b but the correct answer is d can someone tell me why? and what's the difference?

When you hold a rectangular object, how does the area of the side that is resting on your hand affect the pressure and the force that the object exerts?