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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.
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- A radio isotope X with a half life 1.4 x 10⁹ years decays to Y which is stable
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A particle moves a distance x in time t according to equation x = (t + 5)⁻¹
- A radio isotope X with a half life 1.4 x 10⁹ years decays to Y which is stable
- If the earth shrink such that its mass does not change but radius decreases to one
- Two bullets are fired simultaneously, horizontally and with different speeds
- Slope of PV and V for an isobaric process will be
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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