A proton and an electron each have the same de Broglie wavelength. (i) Which has the lower speed, and (ii) which has the lower kinetic energy?
a. (i) the electron, (ii) the electron
b. (i) the electron, (ii) Either one can have the greater kinetic energy.
c. (i) the proton, (ii) Either one can have the greater kinetic energy.
d. (i) the proton, (ii) the proton
D
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What is the highest order maximum that is possible when using a grating with 600 slits per mm for a wavelength of 700 nm?
A. 1 B. 2 C. 3 D. 4 E. 5
You obtain a 100. W lightbulb and a 50. W light bulb. Instead of connecting them in the normal way, you devise a circuit that places them in series across normal household voltage. Which statement is correct?
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