Q. No.| 1. | both units and dimensions |
| 2. | units but no dimensions |
| 3. | dimensions but no units |
| 4. | no units and no dimensions |
The acceleration due to gravity on the surface of the Earth is \(g=10~\text{m/s}^2\) . The value in \(\text {km/minute}^2\) is:
| 1. | \(36\) | 2. | \(0.6\) |
| 3. | \(\dfrac{10}{6}\) | 4. | \(3.6\) |
The number of significant figures in \(0.0006032~\text m^2\) is:
| 1. | \(4 \) | 2. | \(5\) |
| 3. | \(7\) | 4. | \(3\) |
| List-I (Measured values) |
List-II (Significant figures) |
||
| A. | \(0.001213\) | I. | \(2\) |
| B. | \(2.1 \times 10^{16} \) | II. | \(3\) |
| C. | \(3.70\) | III. | \(1\) |
| D. | \(3000\) | IV. | \(4\) |
| 1. | A-III, B-II, C-I, D-IV | 2. | A-III, B-I, CII, D-IV |
| 3. | A-I, B-II, C-IV, D-III | 4. | A-IV, B-I, C-II, D-III |
A pendulum takes \(35.2\) seconds to complete \(10\) oscillations. What is the time period of the pendulum, expressed with the correct number of significant figures?
1. \(3.52~\text s\)
2. \(3.5~\text s\)
3. \(3.520~\text s\)
4. \(3.6~\text s\)
| 1. | \(1\) | 2. | \(2\) |
| 3. | \(3\) | 4. | \(5\) |
The number of significant figures in the result of \((10.04+0.00230)\) is/are:
1. \(1\)
2. \(2\)
3. \(3\)
4. \(4\)
The length, breadth, and thickness of a rectangular sheet of metal are \(4.234\) m, \(1.005\) m, and \(2.01\) cm respectively. The volume of the sheet to correct significant figures is:
1. \(0.00856\) m3
2. \(0.0856\) m3
3. \(0.00855\) m3
4. \(0.0855\) m3
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. | \(14.1124\mathrm{~cm^2}\) |
1. \(9.98~\text{m}\)
2. \(9.980~\text{m}\)
3. \(9.9~\text{m}\)
4. \(9.9801~\text{m}\)
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