Power depends on the work and the time it takes to do the work

true or false?

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?

Atoaster oven has a resistive heating element. the average rate at which it dissipates energy as thermal energy is 1.00 \(\rm kw\). in the united states, emf amplitude in household circuits is \(\mathcal e_{\max}\) = 170 \({\rm \; v}\) and the \(\rm ac\) oscillation rate is 60 \(\rm hz\). part a what is the root-mean-square current through the heating element?

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created