Guest

two bodies were projected vertically upward from the earth. the difference between their times of accent was 2 sec. While the difference between the maximum heights reached by them was 49m. What were their velocities?

two bodies were projected vertically upward from the earth. the difference between their times of accent was 2 sec. While the difference between the maximum heights reached by them was 49m. What were their velocities?

Question Image
Grade:11

1 Answers

Vector Gaming
15 Points
5 years ago
T1=u1/g
T1=u2/g
H1=u1^2/2g
H2=u2^2/2g
U1-u2=20.      h1-h2=98g
So
u1=10+u2
Substitute in h1-h2
400+40u2=980
u2=14.5.    
u1=34.5
 

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free