17-The surface roughness is shown with a symbol..... a) Ra b) Rs c) Rc d) Rq 18- The largest diameter of the bolt is called the... diameter. a) major b) Minor c) Pitch d) Root 19- The tip angle of the...

MENG104 Mechanical workshop practice Just Give me the last Answer


Extracted text: 17-The surface roughness is shown with a symbol..... a) Ra b) Rs c) Rc d) Rq 18- The largest diameter of the bolt is called the... diameter. a) major b) Minor c) Pitch d) Root 19- The tip angle of the twist drill is ... degree. b) 90 ...... a) 60 c) 118 d) 120 20- Calculate the rpm required to drill 10 mm diameter hole on a workpiece. (CS 20 m/min) a) 305 b) 452 c) 560 d) 705 21- Evaluate the tap drill size for the UNC 1/2"x 13 a) 0.426" b) 0.423" c) 0.420" d) 0.417" 22- Evaluate the tap drill size for the BSW 1/2"x 12 a) 0.417" b) 0.423" c) 0.420" d) 0.426" 23- Evaluate the tap drill size for the M12 x 1.5 a) 10.0 b) 10.5 c) 11.0 d) 11.5