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

Analysis answers the question: ______. How does the writer say what he says? Does the writer get his point across? Was what the writer said worthwhile?

best example of hero inner conflict

this is combined in a special way to form glucose in an cell

People who wish to become U.S. citizens must serve in the military for at least five years answer questions about U.S. history and government be permanently ban

Steve lives in a country which claims to have been the first to adopt Christianity as a state religion. In which country does Steve live?

how does a author create a adaptation

Which of the following causes is not considered a political disruption to food distribution? A. war B. sanctions C. refugees D. droughts

What word should you avoid when correcting a child?

What is extrinsic motivation? motivation that is stated directly in the text through the author's narration motivation that comes from an internal desire to do

How did the English start colonies with distinct qualities in North America?