Navigate

When a beam of light is used to determine the position of an object,

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.

AIIMS2003
admin:

Related Questions

  1. The angle between the dipole moment and electric field at any point on the equatoria
  2. A thermally insulated rigid container contains an ideal gas heated by a filament
  3. A tuning fork frequency 512 Hz is vibrated with a sonometer wire and 6 beats per second
  4. In a parallel plate capacitor with plate area A and charge Q, the force on one plate
  5. A parallel beam of fast moving electrons is incident normally on a narrow slit.