Initially two polaroids are crossed i.e. 90∘ 
After passing from first polaroid intensity is I0
⇒4I0sin2(2θ)⇒4I0sin2(2×22.5)⇒8I0
The intensity of transmitted light when a polaroid sheet, placed between two crossed polaroids at 22.5° from the polarization axis of one of the…
NEET UG 2025 — Physics Optics
2025mcqmedium
The intensity of transmitted light when a polaroid sheet, placed between two crossed polaroids at 22.5∘ from the polarization axis of one of the polaroid, is ( I0 is the intensity of polarised light after passing through the first polaroid):
Official previous-year question
Held on 30 Apr 2025 · Verified 9 Jul 2026.
Options
- A
2I0
- B
4I0
- C
8I0
- D
16I0
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