Physics, asked by bhumeshjella, 4 months ago

19. Rays incident on ........... diverges from a focal plane of concave lens.
A) Focus
B) Parallel to principal axis
C) Parallel rays making some angle with principal axis
D) Through centre of curvature​

Answers

Answered by hkadityab517
0

Answer:

Having passed through the lens the rays intersect at a point 15 cm from the lens. If the lens is removed, the point where the rays meet will move 5 cm closer to the mounting that holds. Find the focal length ( in cm) of the lens without sign.

Previous Question
Next Question
Similar questions
Physics, 2 months ago
Two polaroids are placed 900 to each other and the transmitted intensity is zero. Explain what happenes with intensity when one more polaroid is placed between these two bisecting the angle between them...
Math, 2 months ago
I. Solve the following: 4x5-20 1. Find the midpoints of the line segment joining the points (1) (-4,2) and (-6,2) (ii) (-16,4) and (8,-2) 2. The centre of a circle is (-6,2). If one end of the diameter of the circle is (-4,6). then find the other end. 3. The mid-point of the sides of the triangle are (4,6), (2,4) and (6,4). Find the coordinates of the vertices of the triangle. 4. If (3,x) is the...
English, 2 months ago
1. Why did Granny note down the comments made by her grandson about her dishes? How did Uncle Ken and the narrator irritate each other while eating? 3. Why did Granny think Uncle Ken was crazy? Write a few lines about the relationship between Uncle Ken and the narrator. ​
Math, 4 months ago
(v) 6 + 12[3 - 4 + 2(6 2 - 3 x 5)] please solve it​...
English, 4 months ago
I listened to the_____ music​...
History, 9 months ago
who is current president of Pakistan ??​
English, 9 months ago
what does C.E.M joad say about modern civilization ​...
English, 9 months ago
<br />14. Stop ...<br />... this terrible noise at once. (Choose the correct option)<br />(A) make (C) making (B) to make (D) to making<br />15. It fell ........... the table and broke. (Choose the correct preposition)<br />(A) of<br />(C) behind<br />(B) off<br />(D) at<br />16. Choose the correct sentence:-<br />(A) They invited my...