Calculate the ground state energy (in eV) for an electron in a box (an infinite well) having a width ...

Calculate the ground state energy (in eV) for an electron in a box (an infinite well) having a width of 0.050 nm.
a. 10
b. 75
c. 24
d. 150
e. 54

[Ques. 2] The planet with Red Spot Junior is
a. Jupiter.
b. Neptune.
c. Uranus.
d. Saturn.
e. Mars.

[Ques. 3] The audible range of sound is from 20 Hz to ______________ kHz.
Fill in the blank(s) with correct word

[Ques. 4] Find the kinetic energy (in terms of Planck's constant) of a baseball (m = 1 kg) confined to a one-dimensional box that is 25 cm wide if the baseball can be treated as a wave in the ground state.
a. 3 h2
b. 2 h2
c. h2
d. 4h2
e. 0.5 h2

[Ques. 5] The largest planet in the solar system is
a. Jupiter.
b. Neptune.
c. Uranus.
d. Saturn.
e. Mars.

[Ques. 6] For a wave with a constant speed, the smaller the period, the ______________ its wavelength.
Fill in the blank(s) with correct word

[Ques. 7] A 15-kg mass, attached to a massless spring whose force constant is 2500 N/m, has an amplitude of 4 cm. Assuming the energy is quantized, find the quantum number of the system, n, if En = nhf.
a. 1.5 1033
b. 3.0 1033
c. 4.5 1033
d. 5.4 1033
e. 1.0 1033

[Ques. 8] The planet with the Great Red Spot is
a. Jupiter.
b. Neptune.
c. Uranus.
d. Saturn.
e. Mars.

[Ques. 9] For a wave with a constant speed, the greater the frequency of the wave, the ______________ its wavelength.
Fill in the blank(s) with correct word

[Ques. 10] A hydrogen atom emits a photon of wavelength 657.7 nm. From what energy state to what lower energy state did the electron jump?

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Calculate the ground state energy (in eV) for an electron in a box (an infinite well) having a width ...

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