Manufacturing And Production Technology - Study Mode

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[#121] A lathe with four steps on the cone pulley and with back-gears will have

(A) Four direct speeds

(B) Four indirect speeds

(C) Four direct and four indirect speeds

(D) Eight indirect speeds

Correct Answer

(C) Four direct and four indirect speeds

[#122] The process of removing metal by a cutter which is rotated against the direction of travel of workpiece, is called

(A) Up milling

(B) Down milling

(C) Face milling

(D) End milling

Correct Answer

(A) Up milling

[#123] The process of removing metal by a cutter which is rotated in the same direction of travel of workpiece, is called

(A) Up milling

(B) Down milling

(C) Face milling

(D) End milling

Correct Answer

(B) Down milling

[#124] Which of the following statement is correct for orthogonal cutting system?

(A) The cutting edge of the tool is perpendicular to the direction of tool travel

(B) The cutting edge clears the width of the workpiece on either ends

(C) The chip flows over the tool face and the direction of the chip flow velocity is normal to the cutting edge

(D) All of the above

Correct Answer

(D) All of the above

[#125] In metal machining, the zone where the heat is generated due to friction between the moving chip and the tool face, is called

(A) Friction zone

(B) Work-tool contact zone

(C) Shear zone

(D) None of these

Correct Answer

(A) Friction zone