The sum of the numbers \(436.32,227.2,\) and \(0.301\) in the appropriate significant figures is:

1. \( 663.821 \) 2. \( 664 \)
3. \( 663.8 \) 4. \(663.82\)
Subtopic:  Significant Figures |
 66%
From NCERT
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The area of a rectangular field (in \(\mathrm{m^2}\)) of length \(55.3\) m and breadth \(25\) m after rounding off the value, for correct significant digits is:
1. \(14\times10^{2}\)
2. \(138\times10^{1}\)
3. \(1382\)
4. \(1382.5\)
Subtopic:  Significant Figures |
 57%
From NCERT
NEET - 2022
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The radius of a circle is stated as \(2.12\) cm. Its area should be written as:
1. \(14\mathrm{~cm^2}\) 
2. \(14.1\mathrm{~cm^2}\) 
3. \(14.11\mathrm{~cm^2}\)
4. \(14.1124\mathrm{~cm^2}\) 

Subtopic:  Significant Figures |
 71%
From NCERT
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The mass and volume of a body are \(4.237~\mathrm{g}\) and \(2.5~\mathrm{cm^3}\), respectively. The density of the material of the body in correct significant figures will be:
1. \(1.6048~\mathrm{g~cm^{-3}}\)
2. \(1.69~\mathrm{g~cm^{-3}}\)
3. \(1.7~\mathrm{g~cm^{-3}}\)
4. \(1.695~\mathrm{g~cm^{-3}}\)

Subtopic:  Significant Figures |
 84%
From NCERT
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The numbers \(2.745\) and \(2.735\) on rounding off to \(3\) significant figures will give respectively, 

1. \(2.75\) and \(2.74\) 2. \(2.74\) and \(2.73\)
3. \(2.75\) and \(2.73\) 4. \(2.74\) and \(2.74\)
Subtopic:  Significant Figures |
 69%
From NCERT
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Each side of a cube is measured to be \(7.203\) \(\mathrm{m}.\) What are the total surface area and the volume respectively of the cube to appropriate significant figures?

1. \(373.7~\mathrm{m^2}\) and \(311.3~\mathrm{m^3}\)
2. \(311.3~\mathrm{m^2}\) and \(373.7~\mathrm{m^3}\)
3. \(311.2992~\mathrm{m^2}\) and \(373.7147~\mathrm{m^3}\)
4. \(373.7147~\mathrm{m^2}\) and \(311.2992~\mathrm{m^3}\)


 

Subtopic:  Significant Figures |
 77%
From NCERT
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Taking into account the significant figures, what is the value of \((9.99~\mathrm{m}-0.0099~\mathrm{m})\)?

1. \(9.98\) m 2. \(9.980\) m
3. \(9.9\) m 4. \(9.9801\) m
Subtopic:  Significant Figures |
 69%
From NCERT
NEET - 2020
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In which of the following, the number of significant figures is different from that in the others?
1. \(2.303~\mathrm{kg}\)
2. \(12.23~\mathrm{m}\)
3. \(0.002\times10^{5}~\mathrm{m}\)
4. \(2.001\times10^{-3}~\mathrm{kg}\) 

Subtopic:  Significant Figures |
 89%
From NCERT
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If \(97.52\) is divided by \(2.54\), the correct result in terms of significant figures is:

1. \( 38.4 \) 2. \(38.3937 \)
3. \( 38.394 \) 4. \(38.39\)
Subtopic:  Significant Figures |
 73%
From NCERT
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A thin wire has a length of \(21.7~\mathrm{cm}\) and a radius of \(0.46~\mathrm{mm}\). The volume of the wire to correct significant figures is:

1. \( 0.15 \mathrm{~cm}^3 \) 2. \( 0.1443 \mathrm{~cm}^3 \)
3. \( 0.14 \mathrm{~cm}^3 \) 4. \( 0.144 \mathrm{~cm}^3\)
Subtopic:  Significant Figures |
 65%
From NCERT
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