Question

An object of height 10 cm is placed 30 cm from a converging lens of focal length 18 cm.

1. On the grid provided. draw a ray diagram to locate the position of the image formed.(3 marks)
2. From the diagram in part (1), determine the:
   • image height; 
   • image distance. 

Answer 1

1.   ​​​​
   
2.        
   • Image height = 15cm
   • Image distance = 45cm