sushantghimera sushantghimera

01-05-2022
Physics

contestada

two thin lenses of focal length 10cm and 20cm are placed in contract calculate the effective power of the combination

Respuesta :

shilpigupta893 shilpigupta893

01-05-2022

Answer:

20/3

Explanation:

We can use the formula : 1/R1 + 1/R2 = 1/f here
Therefore 1/10 + 1/20 = 3/20
And as it is 1/f its reciprocal will be 20/3

Answer Link

Otras preguntas

How many grams of potassium hydroxide are needed to prepare 600 ml of a.450 m koh solution?

Find the missing value. sin x = .65

Toco el piano _______________ hace dos meses. desde se les por

what is x? using the picture below and directions

Biggest reason why the united states did not want to enter world war 1

Can you give me a short summary (a sentence or two) on Shakespeare’s Macbeth. And what it is.

Arrange the steps in the correct order for creating a digital image and saving it.

Which are True or False ?

World population is approximately upper p equals 6.4 left-parenthesis 1.0126 right-parenthesis superscript t, with upper p in billions and t in years since 2004

3m2+7=55 answer please