A car travels half of its distance with velocity 30m/s. If average velocity for whole journey is 15m/s. Find the velocity of car for next half of its distance
Answers
Answered by
3
HEYA DEAR HERE IS UR ANSWER
----------------------------
IS DISTANCE IS SAME IN TWO INTERVAL
THAN AVERAGE SPEED= 2V1*V2/(V1+V2)
15=(2*30*X)/(30+X)
15(30+X)=2*30*X
450+15X=60X
450=45X
SO X=10m/s
so velocity of car should be 10 m/s
----------------------------
IS DISTANCE IS SAME IN TWO INTERVAL
THAN AVERAGE SPEED= 2V1*V2/(V1+V2)
15=(2*30*X)/(30+X)
15(30+X)=2*30*X
450+15X=60X
450=45X
SO X=10m/s
so velocity of car should be 10 m/s
Answered by
3
10
Is
Correct
Answer
Is
Correct
Answer
Similar questions