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

What is the Piedmont areas primary focus agriculture

The diagram shows a circle, center O with radius 3. Which of the following is true for the circle?

What is one example of mixed culture between the Europeans and the Natives?

Solve the inequality. 4x − 8 > 2x − 6 I hate these questions. I know how to do them, I just don't want to do them.

4 out of 3 picks are green 8 of them are orange and how many are green

organic compounds differ from inorganic compounds in that organic compounds are primarily compossd of

what geographic areas did ancient greece include? while the mountains of greece protected against invaders, what two disadvantages did the mountain pose?

Drag each part of the expression to categorize it as a term or a coefficient in the expression.

How can analogies help a reader? They can help to illustrate meaning for the reader. They can help to make the text challenging to understand. They can help the

The country recreation department cleared a 3/4 mile long walking trail in Washington Park. There will be a small sign every 1/12 mile along the trail, includin