Frequently asked questions and answers of Ultrasonic Interferometer in Optics of Physics to enhance your skills, knowledge on the selected topic. We have compiled the best Ultrasonic Interferometer Interview question and answer, trivia quiz, mcq questions, viva question, quizzes to prepare. Download Ultrasonic Interferometer FAQs in PDF form online for academic course, jobs preparations and for certification exams .
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Question-1. What are ultrasonics?
Answer-1: The sound waves having frequiencies above the audible range. Ie, frequencies above 20,000Hz to 20KHz are known as ultrasonics.
Question-2. What is piezo -electric effect?
Answer-2: When mechanical pressure is applied to one pair of opposite faces of a quartz crystal, then the other pair of opposite faces develop equal and opposite electrical charges on the crystal.
Question-3. What is inverse piezo electric effect?
Answer-3: The piezo electric effect is reversible. If an electric field is applied to one pair of opposite faces of quartz crystal, alternative mechanical expansion or contraction(pressure) is produced across the other pair of opposite faces of the crystal.
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