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When a beam of light is used to determine the position of an object, the maximum accuracy is achieved if the light is
Options
(a) Polarised
(b) Of longer wavelength
(c) Of shorter wavelength
(d) Of high intensity
Correct Answer:
Of shorter wavelength
Explanation:
Shorter the wavelength, greater the accuracy in measurement.
Related Questions: - The energy released by the fission of one uranium atom is 200 MeV.
- A disc of mass 100 g is kept floating horizontally in air by firing bullets
- The surface temperature of the sun which has maximum energy
- Velocities of sound measured in hydrogen and oxygen gas at a given temperature
- A point charge q is placed at a distance x/2 directly above the centre of a cube
Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The energy released by the fission of one uranium atom is 200 MeV.
- A disc of mass 100 g is kept floating horizontally in air by firing bullets
- The surface temperature of the sun which has maximum energy
- Velocities of sound measured in hydrogen and oxygen gas at a given temperature
- A point charge q is placed at a distance x/2 directly above the centre of a cube
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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