Q10 · 2023 · Paper 1Simple familiar1 mark
QUESTION 10
A black body at a temperature of 6040 K produces photons across a range of frequencies. Calculate the frequency at which the maximum number of photons is produced.
(A)
6.3 × 1014 Hz
(B)
2.1 × 106 Hz
(C)
4.8 × 10-7 Hz
(D)
1.6 × 10-15 Hz
WORKED SOLUTION
1 markAnswer A
ANSWER
A
Worked solution
Wien’s law gives m, so Hz. Option A.
Selects option A.
Worked explanation by QCE Vault; correct option verified against the QCAA answer key.