N S - 8

NAME

How many precision rollers required for measuring angle of tapered component?

• 1
• 2
• 3
• 4

What is the recommended cutting speed for turning mild steel using H.S.S tool?

• 25-40 m/min
• 35-70 m/min
• 40-70 m/min 3
• 5-50 m/m

What is the recommended feed rate for turning cast iron (grey) using H.S.S tool?

• 0.08-0.03 mm/rev
• 0.2-1.00 mm/rev
• 0.2-1.5 mm/rev
• 0.15-0.7 mm/rev

How the cutting speed is expressed?

• Foot/min
• Meter/sec
• Meter/min
• Revoluation/min

What is the length of the tool travelled in one revolution if the diamenter of work is ‘D’?

• 2π
• 4π
• π x D
• π x R

What is the recommended cutting speed for aluminium using H.S.S tool?

• 70 m/min - 100m/min
• 50 m/min - 80m/min
• 35 m/min - 50m/min
• 25 m/min - 40m/min

How much percentage of cutting speed could be increased by using super HSS tools?

• 5% to 10%
• 10% to 15%
• 15% to 20%
• 20% to 25%

Which gauge is to be selected for checking the corner radius of the job?

• Radius gauge
• Fillet gauge
• Feeler gauge
• Plug gauge

Where the follower is fixed to produce from turning?

• Tool part
• Top slide
• Cross slide
• Tail stook