Physics Quiz

The maximum number of electrons in the 2p subshell is

• 4

• 8

• 6

• 2

For a tetragonal crystal,

• a ≠ b ≠ c, α ≠ β ≠ γ

• a = b ≠ c, α = β = γ= 900

• a = b ≠ c, α = β= 900 ≠ γ

• a ≠ b ≠ c, α = β= 900 ≠ γ

The wave nature of particles was confirmed by,

• Stern- Gerlac experiment

• Bragg's diffraction experiment

• Davisson _ Germer experiment

• Michelson Morley experiment

E1 is the lowest energy (n = 1) value of the electron in a one dimensional potential box of side a and E2 is the next higher energy (n = 2)of the electron when it is in a box of side a/2. Which of the following relation is correct?

• E2 = 8 E1

• E2 = 4 E1

• E2 = 16 E1

• E2 = E1

Which of the following statements are not correct for a cooper pair in superconductors?