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Cadet Colleges Test 2026 Light Free Quiz 3
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General 10 MCQs
21. When a ray of light enters an optically denser medium from a rarer medium, it ____.
22. Total Internal Reflection occurs when light travels from a ____.
23. Optical fiber cables transmit signals over long distances based on the principle of ____.
24. If the radius of curvature of a spherical mirror is $40 ext{ cm}$, what is its focal length?
25. Why is red light used for danger signals?
26. Which statement correctly distinguishes between a real image and a virtual image?
27. Which type of mirror is used as a rear-view mirror in automobiles?
28. Which mirror is used by dentists to inspect magnified views of teeth?
29. Calculate the power of a convex lens having a focal length of $0.5 ext{ meters}$.
30. The blue color of the sky is primarily due to ____.

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Top Cadet Colleges Admission Test

Conducting Body: Respective Cadet College
Frequency: Annually | Time: 120 Minutes
Negative Marking: No

⚡ Test Pattern (Total: 100 MCQs):

Merit Formula: Merit Formula: It may Varies , Check Respective Cadet College Website