Question

[43]. A ray of light bends towards the normal when entering water from air because? / प्रकाश की किरण वायु से जल में जाने पर अभिलंब की ओर क्यों मुड़ती है?

1.
Light speeds up in water
2.
Water reflects all light
3.
Air is denser than water
4.
Light slows down in the denser medium
Answer (Detailed Solution Below)

Option 4 : Light slows down in the denser medium

Advertisement

Detailed Solution

सही उत्तर Light slows down in the denser medium है।

Key Points

Refraction: speed falls in denser medium, ray bends towards normal.

Helpful?
Latest Exam & Job Updates
Last updated on Oct 26, 2026

Recommended Test Series

Attempt full-length mock tests, sectional papers & All India Rank

Explore All
NEW
Nursing, AIIMS & Madical Exams

AIIMS CRE Social Security Officer, Manager Grade-II & Superintendent Test Series 2026

PREPSNAP STUDY
AIIMS CRE Social Security Officer, Manager Grade-II & Superintendent Test Series 2026 Logo

AIIMS CRE Social Security Officer, Manager Grade-II & Superintendent Test Series 2026

0.4k Users

20 Total Tests


English, Hindi
  • •20 Full Test (Prelims)
SSC Exams

SSC GD Constable Test Series

PREPSNAP STUDY
SSC GD Constable Test Series Logo

SSC GD Constable Test Series

7.5k Users

145 Total Tests


English, Hindi
  • •15 Full Test (Prelims)
  • •50 Sectional Test
  • •55 Chapter Test
  • +25 more tests
NEW
DSSSB

DSSSB Junior Scientific Assistant (LieDetection) Test Series 2026 | 25+ Mock Tests

PREPSNAP STUDY
DSSSB Junior Scientific Assistant (LieDetection) Test Series 2026 | 25+ Mock Tests Logo

DSSSB Junior Scientific Assistant (LieDetection) Test Series 2026 | 25+ Mock Tests

2.5k Users

120 Total Tests


English, Hindi
  • •20 Full Test (Prelims)
  • •100 Sectional Test
NEW
Nursing, AIIMS & Madical Exams

AIIMS CRE Assistant Security Officer Test Series 2026

PREPSNAP STUDY
AIIMS CRE Assistant Security Officer Test Series 2026 Logo

AIIMS CRE Assistant Security Officer Test Series 2026

0.4k Users

70 Total Tests


English, Hindi
  • •20 Full Test (Prelims)
  • •50 Sectional Test

More Mock Test Questions

PrepSnapprepsnap.in • Mock Test

Question:

[43]. A ray of light bends towards the normal when entering water from air because? / प्रकाश की किरण वायु से जल में जाने पर अभिलंब की ओर क्यों मुड़ती है?

1.
Light speeds up in water
2.
Water reflects all light
3.
Air is denser than water
4.
Light slows down in the denser medium

Correct Answer: Light slows down in the denser medium

Refraction: speed falls in denser medium, ray bends towards normal.

Downloaded from PrepSnap (prepsnap.in)