

MCQOPTIONS
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1. |
The primary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is |
A. | 0° and 90° |
B. | 0° and 180° |
C. | 90° and 180° |
D. | 180° and 360° |
Answer» C. 90¬¨‚àû and 180¬¨‚àû | |