Geometrical Optics Multiple Choice Questions and Answers 19 PDF Book Download

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MCQ on Geometrical Optics Worksheets 19 PDF Book Download

MCQ: Short sightedness can be corrected if

  1. converging glasses are used
  2. converging mirror is used
  3. diverging mirror is used
  4. diverging glasses is used


MCQ: Endoscope use to examine stomach is called

  1. cystoscope
  2. gastroscope
  3. microscope
  4. bronchoscope


MCQ: An object 20 cm tall is located 14 cm from a concave mirror having focal length 20 cm. image is located at

  1. 30 cm
  2. 46.7 cm
  3. 35.6 cm
  4. 32.5 cm


MCQ: Distance from pole to principal focus measured along

  1. centre of curvature
  2. principal axis
  3. vertex
  4. radius of curvature


MCQ: In fiber optic thread, refractive index of inner core is

  1. less than cladding
  2. equal to cladding
  3. both A and B
  4. higher than cladding