1)(i) describe the chemistry involved in ECM process in detail.

(ii) Briefly describe about effect of high temperature and pressure of electrolyte on ECM process in detail.

(iii) Describe about the economics of ECM in detail.

2)(i) describe the working principle and elements of chemical machining. prepare down the factors on which the selection of the resist for use in chemical machining?

(ii) prepare down the specific advantages of using chemical machining over electrochemical machining? prepare down some of the practical applications of chemical machining process.

3)(i) Describe the principle of ECG with suitable sketch.

(ii) prepare down the advantage of EGC over conventional grinding.

(iii) prepare down the product application of ECG.

4) Describe in detail the ECM process with neat and suitable sketch and also prepare the advantages and application.

5)(i) Describe the process of electrochemical machining in detail.

(ii) Describe about the electrochecmical honing and electrochecmical grinding in detail.