Question

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$\huge\red{A}\pink{N}\orange{S}\green{W}\blue{E}\gray{R}$
A concave lens is focal lenght 100 cm . Find the value of power of lens​ ____❣️

♠️______Explain me guy's ______♠️​​

​

Answer 1

Answer:

Correct option is

C

+ 1.0 D

the focal length of converging lens is positive

then power is positive

f=100cm=1m

P=+

f

1

⇒P=

1

1

=+1D

Option C is correct.

Step-by-step explanation:

• Hope it helps you

Answer 2

Answer:

1.0 D

Explanation:

the focal length of converging lens is positive

then power is positive

f=100cm=1m

P=+ 1/f

⇒P= 1/1 =+1D