Machinist objective questions and answers pdf

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machinist objective questions and answers pdf


Tab washer 2. Locking plates 3. Spring washer 4. First tap 2. Bottoming tap 3.
File Name: machinist objective questions and answers
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Published 28.05.2019


1000 Mcq Special Techno

Normalising D. A desired speed of can be obtained by selecting the suitable change gears having proper number of teeth. Between the tool face And the ground and Surface ahd flank. The recommended cutting speed for counter sinking and counter boring is.

Machine which are designed to perform only some specifide Operations so as to Produce Identical items is. Back rake angle C. Find the turning time for a mm long job if work is to be completed in 5 cuts on lathe with RPM and 0. Austenite D.

The special gear of teeth or 63 teeth may be used to cut metric threads in a lathe having British lead screw. You have to machine a flat surface on a work piece of two metres length. Subscribe to: Post Comments Atom. Date uploaded Aug 09.

It is provided to a Change the direction of feed b Transmit motion from feed shaft to the carriage c Change the direction of rotation of the work d Alter the spindle speed. Carbide C! That's something that will lead you to know more approximately the world, adv.

A gear wheel has 36 teeth z and 3 mm module m its pitch diameter cutter. Which statement of the following is NOT correct with respect to the three jaw self centering chuck. In cast iron what is the percentage of carbon. Start Free Trial Cancel anytime.

The cross-slide in a lathe moves a Parallel to the axis of rotation b At any angle to the axis of rotation c Perpendicular to the axis of rotation d Either 'a' or 'b' The operation of finishing an external surface with the help of flat single cut file is known as: 1 Polishing 2 Filling 3 Spinning 4 None of these! It includes Multiple Choice questions, true and false questions. The tail stock set over method of taper qkestions is preferred for A internal tapers B small tapers C long slender tapers D steep taper ?

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A finish cut is given to improve the surface finish of a rough milled workpiece? Decrease cutting speed, feed rate and depth of cut B. Increase feed rate, depth of cut and reduce cutting speed C. Increase feed rate, depth of cut and cutting speed D. Increase cutting speed, reduce feed rate and depth of cut Ans: D. The normal module of a helical gear with real module m of 6.

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  1. This question paper consists of 14 pages and a 5-page formula sheet. GRADE Various options are provided as possible answers to the following questions.

  2. Flange micrometer D. In the following which one is not a part of Hexa. After a short distance of the travel It rotates along the work! Filling on the machined surface is done to.

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