Two blocks A and B having masses m and 2m are suspended by steel and aluminium strings as shown in figure. If AsAa=2, lsla=4 and YsYa=3, then ratio of elongations produced in steel and aluminium rods is
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Two blocks A and B having masses m and 2m are suspended by steel and aluminium strings as shown in figure. If AsAa=2, lsla=4 and YsYa=3, then ratio of elongations produced in steel and aluminium rods is