mpbse.nic.inmpbse.nic.in/Qpapers-HIGHERSECND/Y2006/PHYSICS.pdf · The focal lengths of the...
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mpbse.nic.inmpbse.nic.in/Qpapers-HIGHERSECND/Y2006/PHYSICS.pdf · The focal lengths of the objective lens and eve lens of an astronomical telescope are 60 cm and 5 cm. respectively