- 1(current)
Q. No.The charge on \(500~\text{cc}\) of water due to protons will be:
| 1. | \(6.0\times 10^{27}~\text{C}\) | 2. | \(2.67\times 10^{7}~\text{C}\) |
| 3. | \(6\times 10^{23}~\text{C}\) | 4. | \(1.67\times 10^{23}~\text{C}\) |
Subtopic: Electric Charge |
60%
Level 2: 60%+
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A polythene piece rubbed with wool is found to have a negative charge of \(3 \times10^{-7}~\text{C}.\) Transfer of mass from wool to polythene is:
1. \(0.7\times10^{-18}~\text{kg}\)
2. \(1.7\times10^{-17}~\text{kg}\)
3. \(0.7\times10^{-17}~\text{kg}\)
4. \(1.7\times10^{-18}~\text{kg}\)
Subtopic: Electric Charge |
62%
Level 2: 60%+
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A metal cube of a side \(5~\text{cm},\) is charged with \(6~\text{μC.}\) The surface charge density on the cube, is:
| 1. | \(0.125\times10^{-3}~\text{C m}^{-2}\) | 2. | \(0.25\times10^{-3}~\text{C m}^{-2}\) |
| 3. | \(4\times10^{-3}~\text{C m}^{-2}\) | 4. | \(0.4\times10^{-3}~\text{C m}^{-2}\) |
Subtopic: Electric Charge |
53%
Level 3: 35%-60%
NEET - 2024
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Which of the following is not the property of electric charge?
| 1. | Charge on any body is quantised. |
| 2. | Charge on any isolated system remains conserved. |
| 3. | Unlike mass, the charge is non-relativistic. |
| 4. | Unlike charged bodies always repel each other. |
Subtopic: Electric Charge |
82%
Level 1: 80%+
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Given below are four statements:
| (a) | The total charge of the universe is constant. |
| (b) | The total positive charge of the universe is constant. |
| (c) | The total negative charge of the universe is constant. |
| (d) | The total number of charged particles in the universe is constant. |
Choose the correct option:
| 1. | (a) only | 2. | (b), (c) |
| 3. | (c), (d) | 4. | (a), (d) |
Subtopic: Electric Charge |
65%
Level 2: 60%+
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If a body is charged by rubbing it, its weight:
| 1. | remains precisely constant. |
| 2. | increases slightly. |
| 3. | decreases slightly. |
| 4. | may increase slightly or may decrease slightly. |
Subtopic: Electric Charge |
64%
Level 2: 60%+
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In an experiment, two bodies are rubbed against each other, resulting in each body acquiring a charge of \(1~\text{C}.\) How many electrons are transferred from one body to the other during the rubbing process?
| 1. | \(6.25\times10^{20}\) | 2. | \(1.6\times10^{19}\) |
| 3. | \(6.25\times10^{18}\) | 4. | \(1.6\times10^{-19}\) |
Subtopic: Electric Charge |
77%
Level 2: 60%+
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The amount of positive and negative charges in a cup of water (\(250\) g) are respectively:
| 1. | \(1.6 \times10^9\) C, \(1.4 \times10^9\) C |
| 2. | \(1.4 \times10^9\) C, \(1.6 \times10^9\) C |
| 3. | \(1.34 \times10^7\) C, \(1.34 \times10^7\) C |
| 4. | \(1.6 \times10^8\) C, \(1.6 \times10^7\) C |
Subtopic: Electric Charge |
67%
Level 2: 60%+
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- 1(current)
Q. No.
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