A body sliding on a smooth inclined plane requires 4s to reach the bottom starting from rest at the top. How much time does it take to cover one-fourth distance starting from the rest at the top?
A. 1s
B. 2s
C. 4s
D. 16s
Answer:B
A body sliding on a smooth inclined plane requires 4s to reach the bottom starting from rest at the top. How much time does it take to cover one-fourth distance starting from the rest at the top?
A. 1s B. 2s C. 4s D. 16s