A car travels in an oval path as shown below. $\overrightarrow { \mathbf { v } } _ { A }$ = 25 m/s,West,and $\overrightarrow { \mathbf { v } } _ { B }$ = 20 m/s,North.The ratio of the magnitude of the centripetal acceleration at B to that at A, $\frac { a _ { \mathrm { B } } } { a _ { \mathrm { A } } }$ ,is:
A)0.512
B)0.64
C)0.8
D)1.25
E)1.56

Question

A car travels in an oval path as shown below. $\overrightarrow { \mathbf { v } } _ { A }$ = 25 m/s,West,and $\overrightarrow { \mathbf { v } } _ { B }$ = 20 m/s,North.The ratio of the magnitude of the centripetal acceleration at B to that at A, $\frac { a _ { \mathrm { B } } } { a _ { \mathrm { A } } }$ ,is: 
A)0.512 
B)0.64 
C)0.8 
D)1.25 
E)1.56

Quizplus · Accepted Answer

The Answer of A car travels in an oval path as shown below. $\overrightarrow { \mathbf { v } } _ { A }$ = 25 m/s,West,and $\overrightarrow { \mathbf { v } } _ { B }$ = 20 m/s,North.The ratio of the magnitude of the centripetal acceleration at B to that at A, $\frac { a _ { \mathrm { B } } } { a _ { \mathrm { A } } }$ ,is: 
A)0.512 
B)0.64 
C)0.8 
D)1.25 
E)1.56

A Car Travels in an Oval Path as Shown Below v→A\overrightarrow { \mathbf { v } } _ { A }vA​

A Car Travels in an Oval Path as Shown Below $\overrightarrow { \mathbf { v } } _ { A }$