Matter Waves: A person of mass 50 kg has a de Broglie wavelength of 4.4 × 10-36 m while jogging. How fast is she running? (h = 6.626 × 10-34 J ? s)
A. 2.0 m/s
B. 3.0 m/s
C. 4.0 m/s
D. 5.0 m/s
Answer: B
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A parallel plate capacitor has a paper dielectric having dielectric strength 8.0 kV/mm and dielectric constant 3.0. The plate area is 3000 cm2 and the plate separation is 0.50 mm. What is the capacitance?
A. 16 nC B. 4.2 nC C. 5.3 nC D. 1.6 nC E. 4.2 pdf
If in the future significant amounts of antimatter could be made, it might be prevented from annihilating with ordinary matter by containing it in
A) a magnetic field B) a gravitational filed C) an electric field D) a wormhole
In 1921, Stern and Gerlach performed an experiment that first demonstrated
a. orbital angular momentum quantization b. energy quantization c. space quantization d. magnetic orbital quantization e. that particles behave like waves
The distribution of energy in the blackbody radiation depends upon the material from which the blackbody is constructed
Indicate whether the statement is true or false