CHSL 22 17-03-2023 Shift 4


Question 1


Which of the following statements regarding the lenses is/are correct?
I. Power of a convex lens is represented as a positive number.
II. Power of a concave lens is represented as a negative number.

लेंस के संबंध में निम्नलिखित में से कौन सा/से कथन सही है/हैं?
I. उत्तल लेंस की क्षमता को धनात्मक संख्या के रूप में दर्शाया जाता है।
II. अवतल लेंस की क्षमता को ऋणात्मक संख्या के रूप में दर्शाया जाता है।

Options

A

Both I and II

Both I and II

B

Neither I nor II

Neither I nor II

C

Only II

Only II

D

Only I

Only I


Solution:

Correct Answer:

A

Both I and II

I और II दोनों


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