NCERT Solutions for Class 11 Science Work energy and power 4
Important Board Questions
Work energy and power
NCERT Books for Session 2022-2023
CBSE Board and UP Board
2 Marks Questions
Mountain roads rarely go straight up the slope, but wind up gradually. Why?
Share
If roads go straight up then angle of slope θ would be large so frictional forcef = μ mg cos θ would be less and the vehicles may slip. Also greater power would be required.