Physics, asked by HarminderPandher, 1 year ago

The power of lens is +4D What kind of lense it And what is its focal length

Answers

Answered by anshuboss

4

if power of lens is +4D then it is a convex lens and focal length is 1/4

Previous Question

Next Question

Similar questions

Physics, 7 months ago

3. Joseph took some sodium hydroxide solution in a petri dish and dipped a red litmus paper into it. The red litmus paper turned blue. He took vinegar in the same petri dish and dipped blue litmus paper. It did not turn red. (Vinegar, being an acid, must turn blue litmus to red) What may be the reason for this?

Sociology, 7 months ago

संयुक्त परिवार के मुखिया को क्या कहते हैं एक शब्द में उत्तर दीजिए...

English, 7 months ago

when was vallis usual habit?

Chemistry, 1 year ago

due to absence of ___________petroleum and natural gas are formed...

English, 1 year ago

writ a paragraph on favourite dresses...

Science, 1 year ago

Ammonium carbonate is used to clean which type of wounds...

Hindi, 1 year ago

Autobiography on taxi driver...

English, 1 year ago

Discuss nehru's love and conser for animal's in the context of essay...