Look at the Venn diagram. Which of the following objects described here are most likely to be I, II and III? Choose the correct option.
A card with the word BULB written on it, is placed in front of a plane mirror, as shown in the figure.
The image of the word BULB seen in the mirror is
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Geeta placed three objects I, II and II as shown in the figure. She observed a bright spot of light at (II) but (III) would not get any spot. Then,
Four light bulbs P, Q, R and S are concealed from an observer by an opaque wall as shown in the figure. Without shifting the positions of the observer and the bulbs, how many bulbs can the observer see in the mirror?
Read the given statements and select the correct option.
Statement 1 : Rahul placed a coloured plastic bottle in front of the beam of a torch light. Then he placed a transparent sheet of same size on the other side of bottle. No shadow will form on a screen placed behind the sheet.
Statement 2 : Translucent objects allow light to pass through them partially.
49 videos|108 docs|108 tests
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49 videos|108 docs|108 tests
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