EASY
10th CBSE
IMPORTANT
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According to the "New Cartesian Sign Convention" for mirrors, what sign has been given to the focal length of a concave mirror?

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Important Questions on Reflection of Light

EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Very Short Answer Type Questions>Q 1
According to the "New Cartesian Sign Convention" for mirrors, what sign (Positive or Negative) has been given to the focal length of a convex mirror?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Very Short Answer Type Questions>Q 2

Which type of mirror has positive focal length?

(Choose from the following: Convex mirror/ Concave mirror)

EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Very Short Answer Type Questions>Q 2
Which type of mirror has negative focal length?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Very Short Answer Type Questions>Q 3
What is the nature of a mirror having a focal length of, +10 cm?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Very Short Answer Type Questions>Q 4
What kind of mirror can have a focal length of, -20 cm. (Choose from: Concave/ Convex/ Plane)
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Very Short Answer Type Questions>Q 5
All the distances are measured from the _____ of a spherical mirror.
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Very Short Answer Type Questions>Q 6

What sign (+ve or -ve) has been given to the following on the basis of Cartesian Sign Convention?

Height of a real image.

EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Very Short Answer Type Questions>Q 6
What sign (positive or negative) has been given to the following on the basis of Cartesian Sign Convention?
Height of a virtual image.