First diffraction minimum due to a single slit of width 1.0 x 10-5 cm is at 30°. Then wavelength of light used is, …………………
A. 400 Å
B. 500 Å
C. 600 Å
D. 700 Å
Answer:B
First diffraction minimum due to a single slit of width 1.0 x 10-5 cm is at 30°. Then wavelength of light used is, …………………
A. 400 Å B. 500 Å C. 600 Å D. 700 Å