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Home
All Subjects
CSS
CSS MPT
CSS Subjects MCQs
CSS Past Papers
Past Papers
Testing Agencies Papers
Departmental Past Papers
Post Wise Papers
Service Related MCQs
Departments Related MCQs
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FPSC
PPSC
SPSC
BPSC
KPPSC
Current Affairs
National Current Affairs MCQs
International Current Affairs MCQs
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Army/Navy/Air force
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Subject:
Physics
Two convex lenses of equal focal length f are placed in contact the resultant focal length is______________?
A.
zero
B.
focus
C.
2f
D.
f/2
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