Teaching UP B.Ed (Paper 1 & 2) Mock Test 2025 Physics Atoms De Broglie’s Explanation of Bohr’s Second Postulate of Quantisation
Find the momentum of an ultraviolet photon of wavelength 100 Å.
1
6.6 × 10-26 kg-m/sec
2
6.6 × 10-24 kg-m/sec
3
6.6 × 10-22 kg-m/sec
4
None of these