Will a steel cable become longer if it is heated while under load?

Absolutely. Thermal expansion/contractor is seen in all metals Subjected to a temperature fluctuation, albeit at different rates depending on the material in question. Regardless of tensile loading or not, the cable will become slightly longer due to thermal expansion onset by a temperature increase.

Why is cable heating?

1. The cable conductor resistance does not meet the requirements, causing the cable to generate heat during operation. 2. The cable selection type is improper, causing the conductor cross section of the cable to be used to be too small, and an overload phenomenon occurs during operation.

What happens when cables overheat?

Wires can overheat. A current passing through a wire can generate so much heat that it causes the plastic components to melt, starting a fire in the process. Overheating can also cause a wire’s insulation to wear out.

Why does a coiled cable get hot?

Coiled Wire If you roll up wire into a coil, such as an extension lead and then plug in an appliance, you will find the wire starts to get hot to the touch. This is because of the resistance and magnetic field produced by the electricity passing through the coiled wire.

Is it dangerous to heat up a steel cable?

Applying heat to a steel cable under load is probably dangerous to your health and the health of anyone nearby. When steel is heated, steel expands. It does not need to be under load. That is the reason that in the old days before advanced electronics and optics surveyors used chains rather than cables for measuring land.

What is a mechanical engineer?

It is a branch of engineering that is related to industrial application of mechanics and with the tools, machinery and their products. Mechanical engineers create and develop mechanical systems by using their knowledge of design, manufacture and operational processes to make the technology more advanced throughout the world.

What is the scope of Mechanical Engineering in leading companies?

Leading companies are looking for candidates who have thorough knowledge in mechanical systems. They have lot of scope in automobiles, aerospace, agriculture, chemical, power generation, consultancy, research and development organisations etc.