josue64041 josue64041
  • 20-02-2024
  • Physics
contestada

When the distance of an object from a concave mirror is decreased from 15 cm to 9 cm, the image gets magnified 3 times than that in the first case. Calculate the focal length of the mirror.

a) 30 cm
b) 20 cm
c) 25 cm
d) 15 cm

Respuesta :

Otras preguntas

Vijay has 4 hours of music on his MP3 player.Jazz makes up 1/6 of the total time.How many hours of Jazz are on Vijay's MP3?
-11/2+47q/4=-q/4+1/2(8q-1)
Sally has $1.50 worth of change in her pocket-- all nickels and dimes. She has three times as many nickels as dimes. Find the number of each
Foods rich in starch such as pasta and bread are often known by what word starting with the letter C?
expain why a spinning top will not remain in motion forever
what is another name for large intestine?
Is this a statistical question? How tall is the governor of our state?
6. Which of the following menu commands would you select to make a copy of an open file and rename it? A. SaveAs B. Copy C. Replace D. Versions
What is 6050.287 rounded to the nearest ten
write a product of two square roots so that the answer, when simplified, is 12x^3y^2