Question

27. The steel wire of cross-sectional area
2mm [Y = 200GPa. a = 10-4°C] is
stretched and tied firmly between two rigid
supports, at a temperature=20°C.At this
moment, the tension in the wire is 200 N.
The temperature (in °C) at which the
tension become zero is​

Answer 1

Question :

The steel wire of cross-sectional area

2mm [Y = 200GPa. a = 10-4°C] is

stretched and tied firmly between two rigid

supports, at a temperature=20°C.At this

moment, the tension in the wire is 200 N.

The temperature (in °C) at which the

tension become zero is

Explanation:

i think it works.