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Porosity is a cavity-like discontinuity and occurs due to the entrapment of gases in the molten weld pool. These entrapped gases don't get a chance to escape from the molten weld pool and hence cause porosity.
<h3>Which discontinuities are caused during welding?</h3>
Weld discontinuities can be defined as "an interruption of the typical structure of a weld, such as a lack of homogeneity in the mechanical, metallurgical or physical characteristics of the weld." Porosity is considered to be the most critical discontinuity. Weld discontinuities include porosity, incomplete fusion, excessive melt.
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Answer:
Impression management
Explanation:
A transformational leader is a leader who possess the potential to build enthusiasm and the spirit to work in the followers. The principles that the leader follows become a role model for the followers to adapt them and apply in their way of thinking and working. The leader follows the principles that the followers are expected out of them.
Impression management refers to the procedures that the leader follows in order to control and manage the way they are followed and viewed by the followers. The leader is required to possess gratitude, be transparent and stand as the most efficient personality before the followers.
