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1. |
In a reciprocating type mower, the maximum inertia force of 2.2 kN along the pitman occurs at 35 degree crank angle and 25 degree pitman angle with the horizontal plane. The crank radius is 50 mm and the equivalent mass at the crankpin is 2.5 kg. If the crank rotates at 600 rpm, the resultant force passing through the crankpin in kN will be |
A. | 2.25 |
B. | 2.68 |
C. | 2.98 |
D. | 3.42 |
Answer» C. 2.98 | |