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Which of the following can never form a ...

Which of the following can never form a circular shadow

A

A ball

B

A flat disc

C

A shoe box

D

An ice-cream cone

Text Solution

Verified by Experts

The correct Answer is:
C
A shoe box cannot form a circular shadow but a ball, a flat disk and an ice cream cone can forma circular shadow.
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AGRAWAL EXAM CART BIHAR-REFLECTION OF LIGHT, MULTIPLE REFLECTION AND HUMAN EYE AND ITS CARE-JNV PREVIOUS YEAR (2007-2020) QUESTIONS
  1. Which of the following is/are not always necessary to observe a shadow...

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  2. The objects which partially allow light to pass through it are called ...

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  3. Which of the following can never form a circular shadow

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  4. Bouncing back of ray of light from shining surface on which it was inc...

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  5. In which medium the speed of the sound is maximum?

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  6. The blue colour of sky is due to :

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  7. Which lens is used to rectify myopia ?

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  8. Which of the following has maximum energy?

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  9. Due to which the air bubble seems to be sparkling in the water ?

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  10. A person effected by colour blindners feels problem to identify which ...

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  11. Choose the correct statement for making the images by plain mirror: ...

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  12. The human eye forms the image of an object at its

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  13. From the following which can convert an incident light from a point so...

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  14. Which mirror is used as a back mirror in motor vehicles ?

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  15. Which part of the donor's eye is transplanted in eye donation ?

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  16. In which of the following medium the speed of light is maximum ?

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  17. The vision range for a normal human eye is:

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  18. The stars twinkle in the sky because of:

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  19. By which reason the colour of sky seems blue?

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  20. The speed of light in vacuum is equal to

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