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Match List I with List IIList IList II(a) Klystron(i) Slow structure(b) Transfer Electron devices(ii) Bunching(c) MESFET(iii) Warm electrons(d) Travelling wave tube(iv) Pinch - off Choose the correct answer from the options given below:

A. (a) - (ii), (b) - (iii), (c) - (iv), (d) - (i)
B. (a) - (i), (b) - (iii), (c) - (ii), (d) - (iv)
C. (a) - (iii), (b) - (ii), (c) - (i), (d) - (iv)
D. (a) - (iv), (b) - (iii), (c) - (ii), (d) - (i)
Answer» B. (a) - (i), (b) - (iii), (c) - (ii), (d) - (iv)


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