Science, asked by vishesh524183, 9 months ago

fill ups
if two lenses with focal length 10 cm and 20 cm respectively are kept in contact with each other the effective power of combination is ________

Answers

Answered by Anonymous

0

So, the effective power of combination is 30 cm.

Answered by nishu1298

0

Answer:

ur ans is ⬇️⬇️

30 CM

stay blessed stay happy ❣️❣️

fõllõw mê ❤️❤️❤️

Previous Question

Next Question

Similar questions

Chemistry, 4 months ago

State the following true or false. The sergeant corrected the lyrics of ballad which the man was singing...

English, 4 months ago

Looking at the increasing obesity among school children...

History, 4 months ago

समरकंद से दमिश्क तक की यात्रा में पड़ने वाले शहरों के नाम लिखिये।...

Science, 9 months ago

(a) define clinical thermometer (b) What is the normal temperature of human body (c) Which material is used inside the thermometer ...

History, 9 months ago

how did emperor Jahagir write about the Banjaras in his memoirs?

Social Sciences, 1 year ago

What do you understand by the term 'human security'? Discuss.

Chemistry, 1 year ago

the atom of an element is made up of 4 protons ,5 neutrons and ,5 electrons . what are its atomic number and mass number.

History, 1 year ago

give me a drawing of folk dance...