Phy 192 TMA SOLUTIONS
Answer: (D) plane
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PHY192: The length of the laboratory cannot be measured by ____ Show Options
Answer: (C) protractor
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PHY192: A small object is placed on the principal axis of a convex mirror of focal length 10cm. Determine the positon of the image when the
object is 15 cm from the mirror? Show Options
Answer: (D) 6cm behind the mirror
PHY192: Find the position of image formed in question 9. Show Options
Answer: (A) 24cm in front of mirror
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PHY192: The number of images formed by two plane mirrors placed at angle 30 degree is Show Options
Answer: (A) 11
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PHY192: The number of images formed by two plane mirrors placed at angle 180 degree is Show Options
Answer: (B) one
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PHY192: When a ray of light passes through the prism, the sum of the angle of the prism and the angle of deviation is equal to the sum of the
angle of incidence and the angle of --------- Show Options
Answer: (D) emergence
PHY192: The number of images formed by two plane mirrors placed at angle 90 degree is Show Options
Answer: (B) three
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PHY192: What is the distance between centre of curvature and pole of a concave mirror? Show Options
Answer: (A) radius of curvature
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PHY192: An object 2 cm long is placed 40 cm in front of a concave mirror of focal length 15cm. Find the size of image produced. Show Options
Answer: (C) 1.2cm
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