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[C] negative, positive
[B] Lead oxide
[C] nA< nB
[A] on the same wall as the window
[C] Hypotonic
In case of concave mirror, the image distance is __________ when image is formed in front of the mirror and _____________ when the image is formed behind the mirror.
[C] negative, positive
[C] negative, positive
See lessThe carbonate of metal lead is a white solid. It decomposes when heated to form carbon dioxide and a yellow solid oxide ‘X’. What is X?
[B] Lead oxide
[B] Lead oxide
See lessIf nA and nB are the refractive index of two media, which of these options is correct?
[C] nA< nB
[C] nA< nB
See lessYour school laboratory has one large window. To find the focal length of a concave mirror using one of the walls as screen, the experiment may be performed:
[A] on the same wall as the window
[A] on the same wall as the window
See lessWater will be absorbed by the root hairs when the external medium is –
[C] Hypotonic
[C] Hypotonic
See less