Properties Of Solids And Liquids Question 142
Railways tracks are laid on small sized wooden sleepers. Reason : Small sized wooden sleepers are used so that rails exert more pressure on the ground. Due to which rail does not leave the track
Options:
A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
B) If both assertion and reason are true but reason is not the correct explanation of the assertion.
C) If assertion is true but reason is false.
D) If the assertion and reason are both false.
E) If assertion is false but reason is true.
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Answer:
Correct Answer: D
Solution:
Railways tracks are laid on large sized wooden sleepers.
Due to large sized sleepers the weight of rail acts on the large area.
Hence, the pressure exerted is reduced appreciably.
BETA
