A 6,000-watt electric water heater is plugged into a 240-volt outlet and used for 0.75 hours. How much current runs through the water heater?
0.04 amps
19 amps
25 amps
33 amps

Ahorizontal wire is tied to supports at each end and vibrates in its second-overtone standing wave. the tension in the wire is 5.00 n, and the node-to-node distance in the standing wave is 6.28 cm. (a) what is the length of the wire? (b) a point at an anti- node of the standing wave on the wire travels from its maximum upward displacement to its maximum downward displacement in 8.40 ms. what is the wire's mass?

What quantity do units represent in value

Which statements did both aristotle and ptolemy assume? check all that apply.