How can a steam turbine use the heat of vaporization to increase the output of electrical energy it is generating?
The change in phase supplies 540 cal/g of heat energy to the process.
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The unit of electric charge, the coulomb, is the charge on a
A) single electron. B) specific large number of electrons. C) neutron. D) specific number of neutrons. E) quark.
Three resistors of 12 ?, 12 ?, and 6.0 ? are connected together, and an ideal 12-V battery is connected across the combination. What is the current through the battery if they are connected (a) in series or (b) in parallel?
What will be an ideal response?
The quantity is known as
a. kinetic energy. b. potential energy. c. work. d. energy. e. power.
Electric charge will flow in an electric circuit when
A) electric resistance is low. B) a potential difference exists. C) the circuit is grounded. D) electric devices in the circuit are not defective.