- 1(current)
Q. No.A microscope using appropriate photons is employed to locate an electron in an atom within a distance of 0.1 Å. Calculate the uncertainty involved in the measurement of its velocity.
| 1. | 5.79×106 m s–1 | 2. | 57.9×106 m s–1 |
| 3. | 5.79×107 m s–1 | 4. | 57.9×107 m s–1 |
Subtopic: Heisenberg Uncertainty Principle |
67%
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A golf ball has a mass of 40g, and a speed of 45 m/s. If the speed can be measured within the accuracy of 2%, the uncertainty in the position is:
1. 14.6×10–23 m
2. 14.6×10–33 m
3. 1.46×10–23 m
4. 1.46×10–33 m
Subtopic: Heisenberg Uncertainty Principle |
63%
From NCERT
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