GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
23. | It is more difficult to walk on a sandy road than on a concrete road because | |
A. | sand is soft and concreter is hard | |
B. | the friction between sand and feet is less than that between concrete and feet | |
C. | the friction between sand and feet is more than that between concrete and feet | |
D. | the sand is grainy but concrete is smooth | |