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The number of significant figures for the three numbers 161 cm, 0.161 cm, 0.0161 cm are
Options
(a) 3,4,5 respectively
(b) 3,4,4 respectively
(c) 3,3,4 respectively
(d) 3,3,3 respectively
Correct Answer:
3,3,3 respectively
Explanation:
We know that all non-zero digits are significant and the zeros at the beginning of a number are not significant. Therfore number 161 cm, 0.161 cm and 0.0161 cm have 3,3 and 3 significant figures respectively
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Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Basic Concepts of Chemistry
(94)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The fractional distillation is used in
- If 1 litre of N₂ is mixed with 2 litre of O₂, quantity explaining it is
- Which of the following is not an azo dye
- When the temperature of reactions will increases then the effect on pH value will
- Mg and Li are similar in their properties due to
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Basic Concepts of Chemistry (94)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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