Question

Analyze the following observation table showing the variation of image-distance (v) with object distance (u) in case of a convex lens and answer the questions that follow without doing any calculations :

1 ) The focal length of convex lens is
a) 5 cm b) 10 cm c) 15 cm d) 20 cm

2 ) For what object-distance (u) is the corresponding image-distance (v) not correct?
a) 1st observation b) 2nd observation c) 6th observation d) 5th observation

FASTEST ANSWER WILL BE MARKED AS BRAINLIEST!!

Answer 1

Answer:

(1) option A is correct

(5cm)

(2) option C is correct

( 6th observation)

Here is your answer