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If the image of an object, formed by a concave mirror is virtual, erect and magnified, then the object is placed

Options

A.at the principal focus
B.at the centre of curvature
C.beyond the centre of curvature
D.between the pole of the mirror and the principal focus Ans. 113. When three resistors, each having resistance r, are connected in parallel, their resultant resistance is x. If these three resistances are connected in series, the total resistance will be (a) 3x

Correct Answer

C. beyond the centre of curvature

Exam
NDA
Language
English
Year
2016
Difficulty
1/5
Section
General Ability Test

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