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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 electric field at a distance 3R / 2 from the centre of a charged conducting
- A cord is wound round the circumference of wheel of radius
- The electric vector vibration of an electromagnetic wave is given by
- When a ceiling fan is switched off its angular velocity reduces to 50% while
- A particle having a mass of 10⁻² kg carries a charge of 5 x 10⁻⁸C
Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The electric field at a distance 3R / 2 from the centre of a charged conducting
- A cord is wound round the circumference of wheel of radius
- The electric vector vibration of an electromagnetic wave is given by
- When a ceiling fan is switched off its angular velocity reduces to 50% while
- A particle having a mass of 10⁻² kg carries a charge of 5 x 10⁻⁸C
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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