Questions

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7 questions · timed · auto-graded

Question 11 Mark
Fill in the following blanks with suitable words:For a convex mirror, parallel rays of light appear to diverge from a point called the ______ .
Answer
For a convex mirror, parallel rays of light appear to diverge from a point called the Principle focus.
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Question 21 Mark
Fill in the following blank with a suitable word:
A ray of light which is parallel to the principal axis of a convex mirror, appears to be coming from ______ after reflection from the mirror.
Answer
A ray of light which is parallel to the principal axis of a convex mirror, appears to be coming from focus after reflection from the mirror.
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Question 31 Mark
Fill in the following blanks with suitable words:The focal length of a concave mirror is the distance from the ______ to the mirror.
Answer
The focal length of a concave mirror is the distance from the Principle focus to the mirror.
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Question 41 Mark
Fill in the following blank with a suitable word:
When light is reflected, the angles of incidence and reflection are _____.
Answer
When light is reflected, the angles of incidence and reflection are Equal.
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Question 51 Mark
Fill in the following blanks with suitable words:Parallel rays of light are reflected by a concave mirror to a point called the _____.
Answer
Parallel rays of light are reflected by a concave mirror to a point called the Principal focus.
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Question 61 Mark
Fill in the following blanks with suitable words:A concave mirror _____ rays of light whereas a convex mirror ______ rays of light.
Answer
A concave mirror Converges rays of light whereas a convex mirror Diverges rays of light.
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Question 71 Mark
Fill in the following blanks with suitable words:
  1. If the magnification has a plus sign, then image is ______ and ______.
  2. If the magnification has a minus sign, then the image is ______ and ______.
Answer
  1. If the magnification has a plus sign, then image Virtual is and Erect.
  2. If the magnification has a minus sign, then the image is Real and inverted.
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Fill in the blank - Science STD 10 Questions - Vidyadip