Match each piece of information to positive or negative rake angleWork part material is soft and ductileAnswer 1 Question 19Work part material is brittle and hardAnswer 2 Question 19Thin weak toolAnswer 3 Question 19Low cutting force and Low cutting powerAnswer 4 Question 19Bulky strong toolAnswer 5 Question 19Large cutting force and Low cutting power

The end milling cutter removes material from work part with cutter ___________Question 3Select one:bottomtoothperipherydirectionaxisClear my choice

QUESTION:What effect do positive rake angles generally have on a cutting operation?POSSIBLE ANSWERS:Workpiece cratering is reduced, but the toolholder is destabilized.Cutting forces are decreased, but the cutting edge is weakened.The cutting edge is strengthened, but cutting forces are increased.The toolholder is stabilized, but workpiece cratering occurs more often.

1. L_ _ _ is a very heavy, soft, dark grey poisonous metal, usually in the center of pencils. 2. The machines should be made of ­­­d_ _ _ _ _ _ materials so that they can be used for a long time. 3. Iron is a r_ _ _ _ metal that is used to make steel so it's hard to bend. 4. Copper is used for wire because it is more d_ _ _ _ _ _ than most other metals. 5. The pipe needs to bend several times as we pass it into the structure, so we don’t want it to be stiff. We should choose a f_ _ _ _ _ _ _ pipe. 6. Glass which is a b_ _ _ _ _ _ material used in the production of our mobile phones may break if the phone is dropped. 7. High temperature super alloys are used in applications requiring material that can w_ _ _ _ _ _ _ _ extreme forces and severe oxidizing. 8. T_ _ _ _ _ _ _ is a chemical element that is a light, strong, white metal. Its symbol is Ti. 9. Copper can be mixed with tin and led to produce b_ _ _ _ _. 10. T_ _ _ _ _ _ _ _ _ _ _ _ _ can be melted and formed into shapes that become hard, and can then be melted again.

In (A) this term, we have (B) to study some basic subjects (C) including CAD, Cutting Tool Design and Engineering Drawing, most of us finds (D) them difficult.

What would be the best tool for cutting a piece of wood?Question 1Answera.Small hammerb.A sawc.Big hammerd.An axeClear my choiceQuestion 2Not yet answeredMarked out of 1.00Flag questionTipsQuestion textWhat does the wedge do?Question 2Answera.Helps when you want to move things.b.Make it easier to throw into a tree.c.Helps to put things back together.d.Makes it easier to separate things.Clear my choiceQuestion 3Not yet answeredMarked out of 1.00Flag questionTipsQuestion textWhen the flat block was pulled through the rice, how much grams did it pull with the spring scale?Question 3Answera.400gb.500gc.300gd.600gClear my choiceQuestion 4Not yet answeredMarked out of 1.00Flag questionTipsQuestion textWhen the wedge block was pulled through the rice, how much grams did it pull with the spring scale?Question 4Answera.500gb.400gc.300gd.600gClear my choiceQuestion 5Not yet answeredMarked out of 1.00Flag questionTipsQuestion textIf you compare the flat block to the wedge block, which one made it easier to separate the rice?Question 5Answera.The wedge blockb.The flat blockClear my choiceQuestion 6Not yet answeredMarked out of 1.00Flag questionTipsQuestion textWhen you compare a nail with a flat end, and a nail with a sharp end, there is no difference between them when trying to make a hole in a piece of wood.Question 6Select one:TrueFalseQuestion 7Not yet answeredMarked out of 1.00Flag questionTipsQuestion textWhat is an example of a wedge?Question 7Answera.A swingb.A wooden blockc.A knifed.A hammer