Q.1
If the length of the cutting stroke ismm and time required by the cutting stroke is 5 second, then find the value of cutting speed in mm/second.
  • a) 2
  • b) 0.5
  • c) 4
  • d) none of the mentioned
Q.2
If l=b=t=0.v=3 and m=Find the value of s. l=length of the cutting stroke in mm, b=width of the work in mm, s=feed in mm, v=cutting speed in mm/minute, m=the ratio between return time to cutting time and t=machining time in minute.
  • a) 0.025
  • b) 0.0125
  • c) 0.00625
  • d) none of the mentioned
Q.3
If n=rpm of the bull wheel=l= length of the cutting stroke in mm=2.5mm and cutting speed = 0.5 mm/minute. m= the ratio between return time to cutting time. Then find the value of m.
  • a) 10
  • b) 9
  • c) 100
  • d) 99
Q.4
If n=rpm of the bull wheel=4 ,cs =cutting speed=3mm/minute and m= the ratio between return time to cutting time=Then find the value of length of cutting stroke (l) in mm.
  • a) 25
  • b) 50
  • c) 12.5
  • d) 6.24
Q.5
If l=b=s=v=2 and t=Find the value of m. l=length of the cutting stroke in mm, b=width of the work in mm, s=feed in mm, v=cutting speed in mm/minute, m=the ratio between return time to cutting time and t=machining time in minute.
  • a) 2
  • b) 5
  • c) 10
  • d) none of the mentioned
Q.6
If n=rpm of the bull wheel, cs =cutting speed=3.2mm/minute and m= the ratio between return time to cutting time= 3 and l=length of cutting stroke (l)=8mm. Find the value of n.
  • a) 2
  • b) 5
  • c) 12
  • d) none of the mentioned
Q.7
If l=b=s=v=3 and m=Find the value of t. l=length of the cutting stroke in mm, b=width of the work in mm, s=feed in mm, v=cutting speed in mm/minute, m=the ratio between return time to cutting time and t=machining time in minute.
  • a) 0.025
  • b) 0.0125
  • c) 0.00625
  • d) none of the mentioned
Q.8
If l=b=s=m=2 and t=Find the value of v. l=length of the cutting stroke in mm, b=width of the work in mm, s=feed in mm, v=cutting speed in mm/minute, m=the ratio between return time to cutting time and t=machining time in minute.
  • a) 0.06
  • b) 0.03
  • c) 0.12
  • d) none of the mentioned
Q.9
If n=rpm of the bull wheel=l= length of the cutting stroke in mm=3mm and m= the ratio between return time to cutting time=Then find the value of cutting speed in mm/minute.
  • a) 0.3
  • b) 0.36
  • c) 0.15
  • d) 0.18
Q.10
If l=t=s=v=3 and m=Find the value of b. l=length of the cutting stroke in mm, b=width of the work in mm, s=feed in mm, v=cutting speed in mm/minute, m=the ratio between return time to cutting time and t=machining time in minute.
  • a) 100
  • b) 1000
  • c) 10000
  • d) none of the mentioned
Q.11
If t=0.b=s=v=1 and m=Find the value of l. l=length of the cutting stroke in mm, b=width of the work in mm, s=feed in mm, v=cutting speed in mm/minute, m=the ratio between return time to cutting time and t=machining time in minute.
  • a) 26.66
  • b) 53.33
  • c) 13.33
  • d) none of the mentioned
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