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Question
Bridges are mounted on rollers to prevent their collapse.
Bridges are mounted on rollers to prevent their collapse.
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Solution
The correct option is B False
Bridges are mounted on the rollers so that they can expand in summer and contract in winter. Therefore to avoid any damage to the bridge, rollers are used
Bridges are mounted on the rollers so that they can expand in summer and contract in winter. Therefore to avoid any damage to the bridge, rollers are used
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