Physics, asked by nasreenc2395, 1 year ago

Q) two thin lenses (focal lengths f1 and f2 ) are in contact . their equivalent focal length?

Answers

Answered by elmanza

1

f=1÷(1/f1+1/f2).....this may be the equivalent focal length

Previous Question

Next Question

Similar questions

Science, 8 months ago

pH ka pura naam likh kar dainik jivan me mahatv bataiye karan bataiye ki muh ka ph5.5 se kam hone par dant kharab unh ka PS 505 se kam hone per dant kharab Hona Kyo Shuru kar dete Hain hindi me...

Social Sciences, 8 months ago

_______ was mardas governer in 1819...

English, 8 months ago

Illustrate the story auspicious vision as a comedy of errors...

Geography, 1 year ago

Places where volcanoes are found in hindi...

Social Sciences, 1 year ago

The purpose for which deepak parekh committee was constituted...

Physics, 1 year ago

why energy can't be produced and can't be destroyed?

Math, 1 year ago

Maximum allowable shear stress in a section is 100 kg/cm2. if bar is subjected to tensile force of 5000 kg and if the section is square shaped, what will be dimension of sides of the squares...

Math, 1 year ago

Mathematician who discovered quadratic equation...