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PHYSICS

JAMB 2012 - Question 34

Physics 2012 JAMB Past Questions - Question 34: A glass block of thickness 10cm is placed on an object .If an observer views the object vertically ,the displacement of the object is

Choose the correct answers from the options given.

A glass block of thickness 10cm is placed on an object .If an observer views the object vertically ,the displacement of the object is

A: 3.33cm

B: 5.00cm

C: 6.67cm

D: 8.50cm

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Correct Answer

Explanation

Refractive index, U= real depthApparent depththerefore 1.5 = 10/xx = 10/1.5 = 6.67cmDisplacement = real depth - Apparent depth 10.00 - 6.67 3.33cm