Question: b) In a large hall, a pendulum is to be made by suspending a 40-kg ball from the end of steel wire 15m long. Tensile

In a large hall, a pendulum is to be made by suspending a 40-kg ball from the end of steel wire 15m long. Tensile

b) strength of steel is 0.48 x 10 Pa. and Y is 200

In a large hall, a pendulum is to be made by suspending a 40-kg ball from the end of steel wire 15m long. Tensile strength of steel is 0.48 x 10 Pa. and Y is 200 x 10 Pa. a) What cross-sectional area should the wire have if the applied stress in it is to be only

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