1.A soil deposit has a void ratio of 0.89, is the void ratio is reduced to 0.59 by compaction; find the percentage volume less due to compaction.
2.A motorcycle sprocket on the rear wheel has a diameter of 24 cm, and trhe driver sprocket has a diameter of 4.0 cm. The driver sprocket shaft and rear axle are 60 cm apart. What is the minimum chain length for the application.