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An elevator of mass 4800kg is supported by a cable which can safely withstand a maximum ...

An elevator of mass 4800kg is supported by a cable which can safely withstand a maximum tension of 60 000N. The maximum upward acceleration the elevator can have is
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  • A 2.5ms-2
  • B 5.0ms-2
  • C 7.5ms-2
  • D 10.0ms-2
Correct Answer: Option A
Explanation:
a = \(\frac{F}{m}\)
= \(\frac{60000 -(4800 \times10)}{4800}\)
= 2.5ms-2

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