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In a surface broaching process, a broach having 5 mm pitch and cut per teeth 0.05 mm is used for reducing the thickness by 6 mm. If the length of the workpiece is 50 mm and the cutting speed is 0.5 m/s, the time required/pass in second is
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- 1.1
- 1.2
- 1.3
- 1200
Correct Option: C
No. of teeth Required = | = 120 | 0.05 |
Cutting length = 120 × 5 = 600 mm L = 50 + 600 mm = 650
t = | = 1.3 seconds | 0.5 × 100 |