8/15/2019 MT II QP 3 test

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8/15/2019 MT II QP 3 test

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1. What are coated abrasives? CO1 C12. What is meant by Automatic Tool Changer (ATC)? CO2 C13. e!ine "nter#olation in C$C machine. CO2 C1%. What is meant by Com#uter Assisted &art &rogramming? CO2 C1'. What is the di!!erence bet een o#en loo# control system and closed loo#

control system in C$C achine?CO2 C1

&A*T + , (% - / 2% ar0s)

A$ W * A 45 T"O$. istinguish bet een #oint to #oint system and straight cut C$C system. CO2 C%

6. Com#are inear7 Circular and &arabolic "nter#olations in C$C &rogramming. CO2 C%

8. Com#are any !our di!!erent ty#es o! broaches ith neat s0etch. CO1 C%

9. istinguish bet een "ncremental system and absolute system in C$C&rogramming.

CO2 C%

&A*T + C (2 - 8 / 1 ar0s)

A$ W * A$: TWO 45 T"O$

1;. ,ased on hat you 0no 7 e-#lain the or0ing o! a!er machining in ith neat s0etch? CO2 C'

11. laborate on the !ollo ing ith neat s0etches.1. Anti!riction guide ays used in C$C machine.2. *ecirculating ball scre arrangement used in C$C. CO2 C

12. -#lain the various ty#es and !eatures o! C$C machines. CO2 C'