Question types

Light Energy question types

98 questions across 8 question groups — pick any mix to generate a PHYSICS paper with step-by-step answer keys.

98
Questions
8
Question groups
5
Question types
Sample Questions

Light Energy questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1MCQ1 Mark
The phenomenon of light responsible for the formation of rainbow is $–$
  • A
    reflection.
  • B
    refraction,
  • dispersion.
  • D
    lateral inversion.

Answer: C.

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Q 3MCQ1 Mark
When a ray of light travels from a rarer medium to a denser medium, it
  • A
    bends towards the normal.
  • bends away from the normal.
  • C
    does not deviate from its path.
  • D
    travels along the normal.

Answer: B.

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Q 4MCQ1 Mark
Which of the following mirrors is used by dentists?
  • Concave
  • B
    convex
  • C
    plane
  • D
    conical

Answer: A.

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Q 5MCQ1 Mark
If the object is in front of a convex mirror, then the image is always
  • A
    real.
  • B
    inverted,
  • diminished.
  • D
    enlarged.

Answer: C.

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A ray of light is incident at an angle i on the surface of a glass slab. If its angle of refraction inside the glass block is $r$, then find the relation between $i$ and $r$ assuming that light enters from air and emerges into air.
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 Position Of The Object In Front Of $A$ Concave Mirror  Nature Of The Image
 $1.$ At infinity  $a.$ real, inverted and diminished
 $2.$ Between $F$ and $P$  $b.$ real, inverted and enlarged
 $3.$Beyond $C$  $c.$ real, inverted and highly diminished
 $4.$Between $C$  $d.$ real, inverted and same size as the object
 $5.$At $C$  $ e.$ virtual, erect and enlarged
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