Physics > 2004 > 38
JAMB UTME
Metal rods of length 20m each are laid end to end to form a bridge at
25oC.What gap will be provided between consecutive rails for the
bridge to withstand 75oC?
25oC.What gap will be provided between consecutive rails for the
bridge to withstand 75oC?
A.
0.22m
B.
0.25m
C.
0.02m
D.
0.20m
Answer: C
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