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Assignment

Kindly write the answers correctly in the box mentioned below:

1.     What is the process of removing out material round a hole at its surface up to depth?

A Drilling

B Counter sinking

C Reaming

D Honing


2.     What is the cutting angle of counter sink bits?

A 82°

B 75°

C 72°

D 70°


3.     How the sizes of counter sink bits are specified?

A By its length

B By its rim diameter

C By its shank diameter

D By its cutting edge diameter


4.     Which type of screw driver can be set for clockwise (or) anticlockwise revolution?

A Cranked screw driver

B Ratchet type of screw driver

C Cabinet pattern screw driver

D London pattern type screw driver


5.     Which type of screw driver is used with interchangeable blades?

A Cranked screw driver

B Spiral ratchet screw driver

C Ratchet type screw driver

D Star head screw driver (philips)

6.     Which type of screw driver will not slip and burr the head of the screw?

A Star head screw driver (philips)

B Spiral ratchet screw driver

C Cranked screw driver

D Ratchet screw driver

7.     Which step of sharpening of saw teeth is to be done to bring down the points of all the teeth to the same level?

A Topping

B Setting

C Holding

D Reshaping

8.     Which type of file is used for topping the saw teeth?

A Flat file

B Needle file

C Triangular file

D Wood rasp file

9.     What is the meaning of ‘Setting’ process of saw teeth?

A Filing the gullet of each tooth of the saw

B Restoring the tips of the teeth of the saw

C Bending every alternate teeth to opposite direction

D Bringing down the points of all the teeth to the same level

10.  Why ‘Reshaping’ process is necessary for sharpening saw teeth?

A To produce keen cutting edge

B To restore the tips of the teeth

C To make sawing operation is easy

D To get accuracy of sawing operation