Recent Questions
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In Order To Increase The Angular Magnification Of A Simple Microscope, One Should Increase
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An Astronomical Telescope Has Objective And Eye Piece Lenses Of Powers 0.5 D And 20 D. Respectively. What Will Be Its Magnifying Power?
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The Magnifying Power Or A Telescope Is M. If The Focal Length Of The Eye Piece Is Halved, Then Its Magnifying Power Is
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If The Focal Length Of The Eye Piece Of A Telescope Is Double, Its Magnifying Power M1 Will Be
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The Far Point Of Myopia Person Is 80 Cm In Front Of His Eye. The Power Of The Lens Required To See Very Distant Objects Is
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The Earth Radiates In The Infra-red Region Of The Spectrum. The Spectrum Is Correctly Given By
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If Sound Travelling At 340 Ms^-1 Enters Water Where Its Speed Becomes 1480 Ms-^-1, Then Critical Angle For Total Internal Reflection Is
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If Two Mirrors Are Kept At 60° To Each Other, Then The Number Of Images Formed By Them Is
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VAn Object Is Placed At A Distance 20 Cm From The Pole Of A Convex Mirror Of Focal Length 20 Cm. The Image Is Produced At
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A Concave Lens Of Focal Length 20 Cm Placed In Contact With A Plane Mirror Acts As A Convex Mirror Of Focal Length
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The Magnification Of The Image When An Object Is Placed At A Distance X From The Principal Focus Of A Mirror Of Focal Length F Is
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To Get Three Images Of A Single Object One Should Have Two Plane Mirrors At An Angle Of
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Two Plane Mirrors Are Perpendicular To Each Other. A Ray After Suffering Reflection From The Two Mirrors Will Be
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Two Plane Mirrors Inclined To Each Other At An Angle 72 Degree, What Is The Number Of Image Formed?
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A Plane Mirror Produces A Magnification Of
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A Ray Of Light Is Incident On A Plane Mirror At An Angle Of 60 Degree . The Angle Of Deviation Produced By The Mirror Is
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Which Of The Following Relation Is Called Minor Equation?
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20 votes1 answer145 views
A Beam Of Light From A Source L Is Incident Normally
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20 votes1 answer161 views
An Object Is At A
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A Small Object Is Placed 10cm Infront Of A Plane Mirror
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A Man Runs Towards Mirror At A Speed Of
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