English, asked by jruby6450, 2 months ago

The focal length of the combination of lenses of focal length 70cm and 150cm is​

Answers

Answered by gladiatorgaming7535
0

Answer:

131.25 cm.

Explanation:

We know that the combination of lenses follows the rule => P = P1 + P2. Where P stands for power of the lenses. So after calculating this our value of f (focal lenght) will be 131.25 cm.

Calculation :-

1 1 1

----- = ------ + ------

F F1 F2

Now just put the values and solve it !

MARK ME AS THE BRAINLIEST !!

Previous Question
Next Question
Similar questions
Biology, 1 month ago
Write two distinct features of Porifera​...
Math, 1 month ago
9(x - y)2 - (x + 2y)?​
English, 1 month ago
what is the statement of aim in a lesson-plan​...
Computer Science, 2 months ago
class overloadpolygon { public static void polygon(int n,char ch) { int i,j; for(i=1;i<=n;i++) { for(j=1;j<=n;j++) { System.out.print(ch); } System.out.println(); } } public static void polygon(int x,int y) { for(int i=1;i<=y;i++) {...
English, 2 months ago
The _____ of five was appointed​...
Chemistry, 10 months ago
Gallium is named by mendeleev as--- please say fast ​...
Physics, 10 months ago
please answer please ​...
Chemistry, 10 months ago
Calculate the molarity and molality of a solution of 20 % acetic acid in water density of solution is 1.026 g/ cubic cm...