1.

Sound is used.To join plastic surfaces together(a) audible(b) Infra-sonic(e) ultrasonic(d) reverberated​

Answer»

Answer:

e) ultrasonic

Explanation:

Ultrasonic welding is an industrial TECHNIQUE whereby high-frequency ultrasonic acoustic vibrations are locally applied to workpieces being held together under pressure to create a solid-state weld. It is COMMONLY USED for plastics and metals, and especially for joining DISSIMILAR materials



Discussion

No Comment Found

Related InterviewSolutions