- 1(current)
Q. No.Keeping the significant figures in view, the sum of the physical quantities \(52.01~\text{m}, 153.2~\text{m}~\text{and}~0.123~\text{m}\) is:
1. \(205~\text{m}\)
2. \(205.333~\text{m}\)
3. \(205.33~\text{m}\)
4. \(205.3~\text{m}\)
1. \(205~\text{m}\)
2. \(205.333~\text{m}\)
3. \(205.33~\text{m}\)
4. \(205.3~\text{m}\)
Subtopic: Â Significant Figures |
 79%
Level 2: 60%+
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The masses of three particles are measured as \(435.42 ~\text g,\) \(226.3 ~\text g,\) and \(0.125 ~\text g.\) According to the rules of significant figures for addition, what is the reported value of the total mass of the three particles?
1. \(662 ~\text g\)
2. \(661.84 ~\text g\)
3. \(661.845 ~\text g\)
4. \(661.8~\text g\)
1. \(662 ~\text g\)
2. \(661.84 ~\text g\)
3. \(661.845 ~\text g\)
4. \(661.8~\text g\)
Subtopic: Â Significant Figures |
 93%
Level 1: 80%+
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The value of a physical quantity is calculated using the expression: \(y = \dfrac{32.2 \times 1125} {27.4},\) where all the given numbers are measured values and every digit shown is significant. How should the value of \(y\) be reported according to the rules of significant figures?
1. \(y = 1330\)
2. \(y = 1326.19\)
3. \(y = 1326.186\)
4. \(y = 1326.2\)
1. \(y = 1330\)
2. \(y = 1326.19\)
3. \(y = 1326.186\)
4. \(y = 1326.2\)
Subtopic: Â Significant Figures |
 83%
Level 1: 80%+
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How many significant figures are there in the number \(1001\text{?}\)
| 1. | \(1\) | 2. | \(2\) |
| 3. | \(4\) | 4. | \(3\) |
Subtopic: Â Significant Figures |
 90%
Level 1: 80%+
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The area of a square is \(5.29~\text{cm}^2. \) The area of \(7\) such squares taking into account the significant figures is:
1. \(37.03~\text{cm}^2\)
2. \(37.0~\text{cm}^2\)
3. \(37~\text{cm}^2\)
4. \(37.030~\text{cm}^2\)
Subtopic: Â Significant Figures |
Level 3: 35%-60%
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Q. No.
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