None
The area (in square units) bounded by the curves and lying in the first quadrant is :
9
36
18
A car is going on a convex bridge a radius R. The driver maintain the constant speed , as the car is ascending on the bridge ,the normal force on it:
Increases
Decrease
Remain same
Fluctuates
Which of the following statement is true about physical quantity work and torque.
Both have same dimension
Both have different units
Both are scalar quantity
Both are vector quantity