90/2 = 45
45/1700 = 0.02647
0.02647 x 100 = 2.64
2.46%
Answer:
40 cm.
Step-by-step explanation:
Given,
height of the object = 10 cm
Distance of the object from the X-ray= 50 cm
Distance of detector from the source = 2 m = 200 cm
Height of the image, h = ?
Now,



Again applying


h = 40 cm
Hence, height of the image is equal to 40 cm.
Answer:
or d = 3.61
Step-by-step explanation:

How many red ones were in the bag?