an object 5cm tall is placed 1m from a concave mirror with radius 20cm. What is the size of the image
Answers
Answered by
15
solution
u= -100m, v=?, f= r/2= -10cm
using formula_ 1/f= 1/v+ 1/u
=> (-1/10)= 1/v+ (-1/100)
= -1/10+1/100= 1/v
=> 1/v= (-10+1)/100
=> v= -100/9 cm
size of image= 100/9* 1/10= hi/ 5
=> 10/9= hi/ 5
=> height of image = 50/9cm
___________
☺
u= -100m, v=?, f= r/2= -10cm
using formula_ 1/f= 1/v+ 1/u
=> (-1/10)= 1/v+ (-1/100)
= -1/10+1/100= 1/v
=> 1/v= (-10+1)/100
=> v= -100/9 cm
size of image= 100/9* 1/10= hi/ 5
=> 10/9= hi/ 5
=> height of image = 50/9cm
___________
☺
shana10:
Actually I got the ans before u have answered. But thanku for ur hlp
Answered by
3
Answer:
Explanation:
E
Similar questions