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

What is the most crippling form of arthritis called?
if y=3x 2 find the value of y when x=-3
in order to get a certain shade of blue paint, a mixer must have 5 parts white paint to 3 parts blue. if 4 gallons of paint must be mixed, how many gallons of w
what was radio free europe?
the legs of a right triangle are 18 cm and 80 cm. what is the length of the hypotenuse? 82 cm 85 cm 89 cm 98 cm
what is dog in spanish
a microscope reveals one hundred similar cells arranged end to end in a space of 1 milimeter
how does the concept of competition relate to the arms race between the united states and the soviet union during the cold war?
What are the degree and classification in (6x+4) (2x+11)
a company pays $379.50 for its employees to attend a luncheon. if the cost is $8.25 per person, how many employees does the company have?