1.

The flywheel of a power operated chaff cutter receives the power through belt and pulley arrangement from an electric motor, running at 1600 rpm speed. The motor pulley has a diameter of 10 cm, while that of the pulley mounted on a flywheel shaft is 50 cm. The speed ratio between the flywheel and worm gear of diameter 15 cm is 7:1. What would be the rpm of flywheel and worm gear?

A. 320rpm; 46 rpm
B. 220rpm; 36 rpm
C. 120rpm; 26 rpm
D. 20rpm; 16 rpm
Answer» B. 220rpm; 36 rpm


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