Study the flow chart given below.
What can be placed at P, Q, R and S?
P | Q | R | S | |
A | Window pane | Ceramic tile | Iron rod | Spectacle lens |
B | Iron rod | Rubber band | Ceramic tile | Spectacle lens |
C | Iron rod | Rubber band | Window pane | Ceramic tile |
D | Ceramic tile | Window pane | Rubber band | Iron rod |
How can a window pane stretched ?
Ans 3:
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Ans 4:
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AREEN
from
BOLTON, HYDERABAD
Class : Class 6
Ans is B because Iron rod does not break when hit and it can't be stretched, rubbber band does not break when hit but it can be stretched, ceramic tile breaks when hit but does not allow light to pass through, and spectacle lens break when hit and allow light to pass through.