9. Which of the following is not one of the purposes of a fuse or circuit breaker? (a) To protect appliances against power surges
(b) To prevent metal cases from becoming electrified
(C) To prevent electrocution
(d) To allow you to reduce the power going to an appliance

The dissociation energy of a molecule is the energy required tobreak apart the molecule into its separate atoms. the dissociationenergy for a particular molecule is 5.48 x 10-18 j. suppose that this energy is provided by a single photon. determinethe (a) wavelength and (b) frequency of the photon

What is the speed of an object at a given moment?

If a simple machine reduces the strength of a force, what must be increased?