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A concave and convex lens have the same focal length of 20 cm and are put into contact to form a lens combination. The combination is used to view an object of  length kept at 20 cm from the lens combination. As compared to the object, the image will be

a)

Magnified and inverted

b)

Reduced and erect

c)

Of the same size as the object and erect

d)

Of the same size as the object but inverted


Question ID - 152537 | Toppr Answer

A concave and convex lens have the same focal length of 20 cm and are put into contact to form a lens combination. The combination is used to view an object of  length kept at 20 cm from the lens combination. As compared to the object, the image will be

a)

Magnified and inverted

b)

Reduced and erect

c)

Of the same size as the object and erect

d)

Of the same size as the object but inverted

1 Answer - 5876 Votes

3537

Answer Key : (c) -

(c)

Resultant focal length

It behaves as a plane slab of glass



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