25) Which of the following is the correct RPM for drilling a 1Inch diameter holeIn SAE 4014 if the SFPM were 50a) 160b) 200c) 250d) 17026) The drill used prior to Tapping is calledaa) Special Drillb) Threading Drillc) Thread cutting Drilld) All of the abovee) None of the above27) What does the "2" stand for in 3/8 – 16 UNC-2A fastener?a) Close fitb) Free fitc) Loose fitd) Interference fit28) At what speed (rpm)must a high speed ½ dia drill rotate todrill Aluminum?Recommended Cutting speed is 300fpm.a) 1200 rpmb) 2400 rpmc) 600 rpmd) 1300 rpm

Question 25 Formula: ω(RPM)=Diameter of Cutter (D)Cutting Speed×4 Given:Cutting speed (SFPM) =…

Answered: 25) Which of the following is the…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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42) What are the names given to the three Taps used for Tapping Holes? a) Taper, Plug,Bottoming b) Taper, Fine, Course c) Fine,Course, Bottoming d) Top,Bottoming, Side 43) What does 16 represent for the Notation of 3/8-16UNC- 2A. a) Outside Diameter of a screw b) 16 Threads per Inch c) Fine Thread of the Screw d) Thread Tolerance 44) What does 3/8 represent for the Notation of 3/8-16 UNC- 2A a) Outside diameter of the Screw b) 16 Threads per Inch c) Fine Thread of the screw d) Thread Tolerance 45) Cutting Speed is ? a) The Peripheral distance travelled by The cutter b) The RPM of the Chuck c) The speed of the metal chips being cut d) The Feed Rate
17) The Feed Rate on a Conventional lathe is measured in a) Feet per minute b) Inches per Revolution c) Inches per minute d) Inches per tooth 18) From a feed and Speed chart we find that a single point lathe tool is given a cutting speed of 100 FPM and a feed per revolution 0.007.If the diameter of the Workpiece is 1.25 inches What is the correct RPM and Feed rate used on the Lathe? a) 320 RPM and 0.007 IPR b) 100 RPM and 7 IPM c) 3200RPM and 0.007 IPR d) 125 RPM and 0.007 IPR 19) To Fix a small bump left on the Face of a workpiece in a lathe a) Use a file b) Ignore it c) Adjust the tool on centre again 20) The best tool to use to Chamfer a hole is a a) Chamfer file b) Counterbore c) Countersink d) Reamer 01
16-18 Answer it correctly and this is Asap I will rate helpful if fast and perfect
The tool life decreases from 0.8 min to 0.2 min due to the increase in cutting speed from 60 m/min to 120 m/min in a turning operation.Compute is the value of the cutting speed at 0.4 min.a-)Determine the spindle speed in rpm.b-)Find the required power for the unit force.c-)The friction between tool and workpiece varies 0.25-0.35 during the process.d-)Calculate the rate of maximum force to minimum force.
Which one of given below is nota chip type? 31 - Aşağıdakilerden hangisi talaş türü değildir? Continuous chip with built-up edge A) yığma kenarlı sürekli talaş Discontinuous chip B) süreksiz talaş Multiple cutting edge chip çoklu kesme kenarı talaşı Serrated chip D) tırtıklı talaş Continuous chip E) sürekli talaş
5) Write a note on different types of gear along with application.
Which one of the given options is true? a)Built-up edge is generated on the surface of workpart b)None c)Strain hardening occurs due to generated high temperature and pressure between work and tool d)Tool life is usually measured in days
Q.B5. a.) In a drilling operation, 3 blind holes needs to be drilled to a depth of 16 mm and a diameter of 8 mm. The point angle is 105° and the drill is made from HSS material. The bench drill allows a fixed speed of 1400 RPM and a feed of 0.1 mm per rev. The work part is mild steel with a thickness of 22 mm. Determine the time required to complete this operation. b.) What are some factors that determine the type of industrial cleaning that will be applied to a part? c.) In mass finishing, two key processes have been discussed - state both the processes here and explain their difference. d.) Draw and explain how a basic heading operation is carried out to produce nails.
What’s the difference between radial arm and upright drill press? a)Different cutting tool operations b)No any differences c)Size difference d)Cutting tool difference
Identify the part of a lathe machine which is used to give lateral feed motion for the tool. a) Cross slide b) Tailstock c) Carriage d) Bed
Which type of bands are used for cutting many types of steel? a)Alternate set b)The standard tooth form c)Raker ser d)Hook tooth form
5. Lathe bed is usually made of: a) Structural steel. b) Stainless steel. c) Cast iron. d) Mild steel.

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