CBSE Discussions Recent Questions
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Assertion:Liver Is Known As The Smallest Gland Of The Body. Reason:It Secretes Salivary Amylas
CBSE DiscussionsModified 1 Year Ago
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An Object Is Placed At 2 F1 In Front Of A Convex Lens. What Is The
CBSE DiscussionsModified 3 Year Ago
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Draw A Labelled Diagram Showing How An Image Of A Small Size Can Be Projected On Large Screen
CBSE DiscussionsModified 3 Year Ago
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A Convex Lens Made Of A Material Of Refractive Index N2 Is Kept In A Medium Of Refractive Index N1.
CBSE DiscussionsModified 3 Year Ago
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Observe The Following Incomplete Ray Diagram Of An Object Where The Image A B Is Formed After Refraction From A Convex Lens.
CBSE DiscussionsModified 3 Year Ago
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A Concave Lens Made Of A Material Of Refractive Index
CBSE DiscussionsModified 3 Year Ago
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(i) In Refraction Of Light Through A Rectangular Glass Slab (ii) What Happens When A Light Ray Is Incident Normally
CBSE DiscussionsModified 3 Year Ago
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The Absolute Refractive Indices Of Glass And Water Are 4/3 And 3/2,
CBSE DiscussionsModified 3 Year Ago
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(i) Draw A Ray Diagram To Show The Refraction Of Light (ii) If The Refractive Index Of Glass For Light Going From Air To Glass Is 3/2,
CBSE DiscussionsModified 3 Year Ago
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(i) The Refractive Index Of Kerosene Is 1.44," (ii) A Ray Of Light Strikes A Glass Slab At An Angle Of Incidence Equal To 30°.
CBSE DiscussionsModified 3 Year Ago
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A Spherical Mirror Produces An Image Of Magnification -1 On A Screen Placed At A Distance Of 50 Cm From The Mirror.
CBSE DiscussionsModified 3 Year Ago
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Figure Shows A Ray Of Light Meeting The Glass Of The Window Of A Car At An Angle Of Incidence Of 40°.
CBSE DiscussionsModified 3 Year Ago
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When An Object Is Placed At A Distance Of 60cm From A Convex Spherical Mirror, The Magnification Produced Is 1/2.
CBSE DiscussionsModified 3 Year Ago
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If The Image Formed By A Mirror For All Positions Of The Object Placed In Front Of It Is Always Erect And Diminished, What Type Of Mirror Is It?
CBSE DiscussionsModified 3 Year Ago
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If P,q And R Denote The Object Displace, Image Distance And The Radius Of Curvature Respectively,
CBSE DiscussionsModified 3 Year Ago
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Rohit Wants To Have An Erect Image Of An Object Using A Converging Mirror Of Focal Length 40cm.
CBSE DiscussionsModified 3 Year Ago
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The Magnification Produced By A Spherical Mirror Is -3.
CBSE DiscussionsModified 3 Year Ago
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A Concave Mirror Of Focal Length F Can Form A Magnified, Erect As Well As An Inverted Image Of An Object Place In Front Of It.
CBSE DiscussionsModified 3 Year Ago
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Modified 3 Year Ago
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What Is Minimum Distance Between An Object And Its Real Image Formed By A Convex Lens?
CBSE DiscussionsModified 3 Year Ago
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The Refractive Index Of Diamond Is 2.42 And That Of Glass Is 1.52.
CBSE DiscussionsModified 3 Year Ago
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When Light Of Two Colours A And B Is Passed Through A Plane Boundary; A Is Bent More Than B.
CBSE DiscussionsModified 3 Year Ago
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Modified 3 Year Ago
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A Ray Of Light Is Refracted As Shown In Figure.
CBSE DiscussionsModified 3 Year Ago
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A Ray Of Light Is Incident On A Concave Mirror After Passing Through The Centre Of Curvature. What Is The Angle Of Incidence?
CBSE DiscussionsModified 3 Year Ago
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Write The Relationship Of Object Distance (u), Image Distance (v) And Focal Length (f).
CBSE DiscussionsModified 3 Year Ago
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If You Want To See An Enlarged Image Of Your Face, Which Type Of Mirror Will You Use?
CBSE DiscussionsModified 3 Year Ago
