Answer the following statement(s) true (T) or false (F)
The work function W for copper is 4.65 eV. Visible light will dislodge electrons from a copper surface
FALSE
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The internal energy of a system such as helium gas can be identified as the total mechanical energy of the ________.
What will be an ideal response?
Does a magnetic field exert a force on a moving charged object? Assume the motion of the charged object is along the x axis and the field is in the y direction
1.yes 2.no
What is "excluded" by the Pauli exclusion principle?
a. certain values of angular momentum b. precise values of both position and momentum c. electrons in the same quantum state d. none of the above
An ac power generator produces 50 A (rms) at 3600 V. The voltage is stepped up to 100000 V by an ideal transformer and the energy is transmitted through a long distance power line which has a resistance of 100 ohms. What percentage of the power delivered by the generator is dissipated as heat in the long-distance power line?