

MCQOPTIONS
Saved Bookmarks
1. |
A motorist is driving at 25 m/s on the curved road of radius 500 m. He suddenly applies the brakes and that causes the speed to decrease to 15 m/s at the constant rate in 10 seconds. What will be the tangential component (at) and the normal component (an) of acceleration immediately after the application of brakes |
A. | at = -1 m/s2, an =1 m/s2 |
B. | at = -1m/s2, an = 1.25 m/s2 |
C. | at = -1.25 m/s2, an = 1 m/s2 |
D. | at = -1.25 m/s2, an = 2 m/s2 |
Answer» C. at = -1.25 m/s2, an = 1 m/s2 | |