Question

An object is placed 60 cm from a concave mirror of focal length100 cm determine
a. The image distance
b. The image position
c. The image magnification
d. The nature of image​

Answer 1

The image distance is Answer

Explanation :-

• 1/d¡ = 1/f – 1/d₀ 
• 1/5 – 1/10
• 2/10 – 1/10
• 1/10

• d¡= 10/1 = 10 cm

The distance of the imaɡe is 10 cm.

The magnification :

m = -d¡/ d₀ = -10/10 = -1

Here, 1 means that the image is the same as the object is. The minus sign shows that the image is in inverted nature. 

Answer 2

Answer:

The image distance is 150cm .

The image position is behind the mirror.

The image magnification is 2.5.

The nature if image is virtual and erect .