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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: - Tangent galvanometer is used to measure
- An object is placed 30 cm away from a convex lens of focal length 10 cm and a sharp
- Light of two different frequencies whose photons have energies 1eV
- An atom bomb weighing 1 kg explodes releasing 9×10¹³ J of energy.
- The resistance of a carbon resistor of colour code Red-Red Green Silver is(in kΩ)
Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Tangent galvanometer is used to measure
- An object is placed 30 cm away from a convex lens of focal length 10 cm and a sharp
- Light of two different frequencies whose photons have energies 1eV
- An atom bomb weighing 1 kg explodes releasing 9×10¹³ J of energy.
- The resistance of a carbon resistor of colour code Red-Red Green Silver is(in kΩ)
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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