| 1 | yn | A | nλ/d |
| 2 | θn | B | (2n+1)λ/2d |
| 3 | β | C | nDλ/d |
| 4 | θ'n | D | Dλ/d |
| 5 | y'n | E | (2n+1)Dλ/2d |
Answer & explanation
Correct answer: option 3
Important expressions in YDSE.
| 1 | yn | A | nλ/d |
| 2 | θn | B | (2n+1)λ/2d |
| 3 | β | C | nDλ/d |
| 4 | θ'n | D | Dλ/d |
| 5 | y'n | E | (2n+1)Dλ/2d |
Correct answer: option 3
Important expressions in YDSE.