15) In Ultrasonic Machining, the tool oscillation angle in the work piece is: A) Zeroº. B) 45°.C) 90⁰.D) 180⁰.E) None.16) Which of the following processes use mechanical energy as the principal energy source: (A) chemicalmachining. (B) EDM. (C) laser beam machining.(F) wire EDMG) Plasma arc cutting.D) water jet cutting.H) Electron beam machining.E) electron beam machining1) none of the previous answers.B) 5500 °C17) Which one of the following is closest to the temperatures used in plasma arc cutting: A) 2750 °C,D) 11,000 °CE) 19,000 °C.F) room temperature.C) 8300 °C

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Answered: 15) In Ultrasonic Machining, the tool…

15) In Ultrasonic Machining, the tool oscillation angle in the work piece is: A) Zeroº. B) 45⁰. E) None. 16) Which of the followin C) 90°. D) 180⁰.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

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Question

15) In Ultrasonic Machining, the tool oscillation angle in the work piece is: A) Zeroº. B) 45°.
C) 90⁰.
D) 180⁰.
E) None.
16) Which of the following processes use mechanical energy as the principal energy source: (A) chemical
machining. (B) EDM. (C) laser beam machining.
(F) wire EDM
G) Plasma arc cutting.
D) water jet cutting.
H) Electron beam machining.
E) electron beam machining
1) none of the previous answers.
B) 5500 °C
17) Which one of the following is closest to the temperatures used in plasma arc cutting: A) 2750 °C,
D) 11,000 °C
E) 19,000 °C.
F) room temperature.
C) 8300 °C

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