Question

An object is moving along a straight line with uniform acceleration. The following table gives the velocity of the object at various instants of time.






Time (in seconds )



0



1



2



3



4



5



6





Velocity

(In m/s )



2



4



6



8



10



12



14






(i) Find the velocity of the object at the of 2.5 sec.

(ii) Calculate the acceleration

(iii) Calculate the distance covered in the last 4 sec.

Answer 1

a=v-u/t

a=4-2/1=2m/s2 

now fot t=2.5 

a=v-u/t

2=v-2/2.5

5=v-2

v=7