Part A Constants Calculate the image position A 2.0-cm-tall object is 11 cm in f

Question

Part A Constants Calculate the image position A 2.0-cm-tall object is 11 cm in front of a diverging lens that has a -20 cn focal length. Express your answer to two significant figures and include the appropriate units You may want to review (Pages 589-592) s'= 1 Value Units Submit Request Answer Part B Calculate the image height. Type a positive value if the image is upright and a negative value if it is inverted. Express your answer to two significant figures and include the appropriate units. hValue Units Submit Request Answer

Explanation / Answer

A) By using lens formula, 1/f = 1/v+1/o

1/v = 1/f - 1/o = (1/-20) - (1/11) = -31/220

v = -220/31 = -7.1 cm

B) hi/ho = -v/o

hi = -(-7.1)*2/11 = 1.3 cm

Image is upright

  

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