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Question 17Asked in RRB JE CBT-1, 20 Feb 2026, Shift 1 (9:00 AM)

If a point is located below the principal axis of a spherical mirror, what sign is assigned

If a point is located below the principal axis of a spherical mirror, what sign is assigned to its perpendicular distance according to the sign convention for spherical mirrors?
  1. APositive
  2. BZero
  3. CDepends on mirror type
  4. DNegative
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Correct answer: (D) Negative

From RRB JE CBT-1 PYQ 20 Feb 2026, Shift 1 (9:00 AM)

This is question 17 of RRB JE CBT-1 PYQ 20 Feb 2026, Shift 1 (9:00 AM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.