Science, asked by netamgarvita68, 4 months ago

a spherical mirror and a thin spherical lens have a focal length of
(+20cm). What type of mirror and lens are these?
a concav
b convex
c plane
d none

Answers

Answered by Sweet318

0

Answer:

It is a type of concave mirror and lens.

Previous Question

Next Question

Similar questions

English, 2 months ago

Q.2 SEEN PASSAGE. 05 Students! You must have seen the picture of an old lady, hardly five feet tall, with high cheek – bones, thin lips and a wrinked face, clad in a white saree with a blue border covering the head. This is Mother Teresa often called ‘The Gentle Mother’ or the ‘Angel of Mercy.’ Mother Teresa was born in Skopje, Macedonia on August 27, 1910. Her family was of Albanian...

Math, 2 months ago

as 2 Analytical Q 16 If Lily is the wife of Mark and Pam is the mother of Mark, then how is Lily related to Par? Ops: A. O Granddaughter B. Daughter-in-law C. O Mother D. O Mother-in-law ...

Math, 2 months ago

subtract the sum of 3-4xy + X Y and x-6xy + 7y from 57-4xy + 6y...

Math, 4 months ago

7.Divide the following. step - by step - explantion. a. 6.8 ÷0.4 b. 8.375 ÷ 0. 5 c. 8.375 ÷ 0. 05 d. 64.96 ÷ 1.6 e. 64 . 96 ÷ 0. 16 f. 6 . 465 ÷ 0.016 ...

Math, 4 months ago

In the packet of 8cmx 8cmx 8cmx, how many match boxes will come of the total volume of 1cmx 1cmx 1cm? Is this number equal to the volume of the packet or not?

English, 10 months ago

does YouTube or Internet tells right thing how to grow long and strong nails or not?

Political Science, 10 months ago

Will the lockdown extend?

Computer Science, 10 months ago

explain the use of embed tag in an html5 document...