Physics, asked by badur, 1 year ago

a girl running a race accelerates at 2.5ms-2 for the first 45 of the race .how far does she travel in this time

Answers

Answered by AionAbhishek
2
a= 2.5 m/s²
t= 45 min = 2700 sec 

u= 0 
v= ?

v = 2.5 x 2700
v= 67.50 m/s 

now 

v² = 2as 
s= v² / 2a
s = 4556.25 / 5
s= 911.25 m 

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