Select Question Set:
Q. No.Match List- I with List- II.
List-I
(Measured values)
List-II
(Significant figures)
\(\mathrm{(A)}\)
\(0.001213\)
\(\mathrm{(I)}\)
\(2\)
\(\mathrm{(B)}\)
\(2.1 \times 10^{16} \)
\(\mathrm{(II)}\)
\(3\)
\(\mathrm{(C)}\)
\(3.70\)
\(\mathrm{(III)}\)
\(1\)
\(\mathrm{(D)}\)
\(3000\)
\(\mathrm{(IV)}\)
\(4\)
Choose the correct answer from the options given below:
1.
\(\mathrm{A-III, B-II, C-I, D-IV}\)
2.
\(\mathrm{A-III, B-I, C-II, D-IV}\)
3.
\(\mathrm{A-I, B-II, C-IV, D-III}\)
4.
\(\mathrm{A-IV, B-I, C-II, D-III}\)
(Measured values)
(Significant figures)
Subtopic: Significant Figures |
86%
Level 1: 80%+
NEET - 2024
Hints
A vernier calipers has \(1~\text{mm}\) marks on the main scale. It has \(20\) equal divisions on the vernier scale which match with \(16\) main scale divisions. The least count of this vernier calipers is:
| 1. | \(0.02~\text{mm}\) | 2. | \(0.05~\text{mm}\) |
| 3. | \(0.10~\text{mm}\) | 4. | \(0.20~\text{mm}\) |
Subtopic: Measurement & Measuring Devices |
70%
Level 2: 60%+
NEET - 2024
Hints
The percentage errors in the measurement of mass and momentum of an object are \(1\%\) and \(2\%\) respectively. The percentage error in the measurement of kinetic energy of the object will be:
| 1. | \(1\%\) | 2. | \(3\%\) |
| 3. | \(4\%\) | 4. | \(5\%\) |
Subtopic: Errors |
66%
Level 2: 60%+
NEET - 2024
Hints
A force defined by; \(F = \alpha t^2 + \beta t\) acts on a particle at a given time \(t.\) The factor which is dimensionless, if \(\alpha\) and \(\beta\) are constants, is:
| 1. | \(\alpha t / \beta \) | 2. | \(\alpha \beta t \) |
| 3. | \(\alpha \beta / t \) | 4. | \(\beta t / \alpha\) |
Subtopic: Dimensions |
66%
Level 2: 60%+
NEET - 2024
Hints
In a vernier callipers, \((N+1)\) divisions of the vernier scale coincide with \(N\) divisions of the main scale. If \(1\) \(\text{MSD}\) represents \(0.1~\text{mm}\), the vernier constant (in \(\text{cm}\)) is:
| 1. | \(\dfrac{1}{100(N+1)} \) | 2. | \(100N\) |
| 3. | \(10(N+1) \) | 4. | \(\dfrac{1}{10 N}\) |
Subtopic: Measurement & Measuring Devices |
72%
Level 2: 60%+
NEET - 2024
Hints
The quantities which have the same dimensions as those of solid angle are:
1. stress and angle
2. strain and arc
3. angular speed and stress
4. strain and angle
1. stress and angle
2. strain and arc
3. angular speed and stress
4. strain and angle
Subtopic: Dimensions |
64%
Level 2: 60%+
NEET - 2024
Hints
The mechanical quantity, which has dimensions of reciprocal of mass \((M^{-1}),\) is:
| 1. | angular momentum |
| 2. | coefficient of thermal conductivity |
| 3. | torque |
| 4. | gravitational constant |
Subtopic: Dimensions |
61%
Level 2: 60%+
NEET - 2023
Hints
The diameter of a spherical bob, when measured with vernier callipers yielded the values: \(3.33\) cm, \(3.32\) cm, \(3.34\) cm, \(3.33\) cm and \(3.32\) cm. The mean diameter to appropriate significant figures is:
1. \(3.328\) cm
2. \(3.3\) cm
3. \(3.33\) cm
4. \(3.32\) cm
1. \(3.328\) cm
2. \(3.3\) cm
3. \(3.33\) cm
4. \(3.32\) cm
Subtopic: Measurement & Measuring Devices |
59%
Level 3: 35%-60%
NEET - 2023
Hints
The errors in the measurement which arise due to unpredictable fluctuations in temperature and voltage supply are:
| 1. | Random errors | 2. | Instrumental errors |
| 3. | Personal errors | 4. | Least count errors |
Subtopic: Errors |
71%
Level 2: 60%+
NEET - 2023
Hints
A metal wire has mass \((0.4\pm 0.002)~\text{g}\), radius \((0.3\pm 0.001)~\text{mm}\) and length \((5\pm 0.02)~\text{cm}\). The maximum possible percentage error in the measurement of density will nearly be:
1. \(1.4 \%\)
2. \(1.2 \%\)
3. \(1.3 \%\)
4. \(1.6 \%\)
1. \(1.4 \%\)
2. \(1.2 \%\)
3. \(1.3 \%\)
4. \(1.6 \%\)
Subtopic: Errors |
55%
Level 3: 35%-60%
NEET - 2023
Hints
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