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NEET UG Ray and Wave Optics — practice questions

Explore 5 free Ray and Wave Optics questions in NEET UG Physics. Open each question or exercise to read its content, reference answers and available explanation.

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Ray and Wave Optics questions and exercises with answers

Showing questions 1–5 of 5.

Pick the higher optical valueRead the answer and worked solution →Sort microscope from telescopeRead the answer and worked solution →Key in the ray optics answersRead the answer and worked solution →Complete the lens power ruleRead the answer and worked solution →Sort reflection from refractionRead the answer and worked solution →

Worked practice questions

Pick the higher optical value

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Questions
  1. A
    Refractive index of diamond
    B
    Refractive index of water
    Higher value
    Refractive index of diamond
  2. A
    Critical angle of water
    B
    Critical angle of diamond
    Higher value
    Critical angle of water
  3. A
    Crown glass refractive index
    B
    Dense flint refractive index
    Higher value
    Dense flint refractive index
  4. A
    Crown glass critical angle
    B
    Dense flint critical angle
    Higher value
    Crown glass critical angle
  5. A
    Refractive index of water
    B
    Crown glass refractive index
    Higher value
    Crown glass refractive index
Instructions
Tap whichever of the two cards carries the higher value.
_Source: syllabus Physics Part 2, Ch 9 Ray Optics and Optical Instruments_

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Sort microscope from telescope

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Items
  1. Group
    Telescope
    Item
    m = fo/fe
  2. Group
    Microscope
    Item
    Tube length L
  3. Group
    Telescope
    Item
    Cassegrain
  4. Group
    Microscope
    Item
    m = (L/fo)(D/fe)
  5. Group
    Telescope
    Item
    Tube = fo + fe
  6. Group
    Microscope
    Item
    m = 1 + D/f
  7. Group
    Telescope
    Item
    Large aperture
  8. Group
    Microscope
    Item
    Short fo and fe
  9. Group
    Telescope
    Item
    Keck, 10 metre
Groups
  1. Item
    Microscope
  2. Item
    Telescope
Instructions
Tap the arrow buttons to drop each falling chip into the column of its instrument.
_Source: syllabus Physics Part 2, Ch 9 Ray Optics and Optical Instruments_

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Key in the ray optics answers

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Questions
  1. Hint
    Focal length is half the radius of curvature.
    Unit
    cm
    Answer
    7.5
    Question
    A mirror has radius of curvature 15 cm. Focal length, in cm, size only?
  2. Unit
    dioptre
    Answer
    2
    Question
    A glass lens has focal length 0.5 m. What is its power?
  3. Answer
    100
    Question
    A telescope has objective 100 cm and eyepiece 1 cm. Magnifying power?
  4. Hint
    Multiply the objective magnification by the eyepiece magnification.
    Answer
    250
    Question
    Compound microscope, tube 20 cm, objective 1.0 cm, eyepiece 2.0 cm, near point 25 cm. Total magnification?
Instructions
Work each one out, key the number into the pad and submit it.
_Source: syllabus Physics Part 2, Ch 9 Ray Optics and Optical Instruments_

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More Physics topics

Electric Charges and FieldsMoving Charges and MagnetismRay Optics and Optical InstrumentsSemiconductor ElectronicsCurrent ElectricityDual Nature of Radiation and MatterKinetic Theory & OscillationsSystem of Particles and Rotational Motion