Question

what will be the ratio of time taken to free fall by 2 bodies of masses m1 and m2 from height h1 and h2

Answer 1

Answer:

v = u + a*t

Initial Velocity u

m/s

Final Velocity v

m/s

Time t

s

Acceleration a

m/s²

RESET VALUES

ANSWER

From second equation of motion,

s=ut+

2

1

at

2

Given, u=0, a=g, s

1

=h

1

, s

2

=h

2

h

1

=(1/2)g(t

1

)

2

h

2

=(1/2)g(t

2

)

2

So, h

1

/h

2

=(t

1

)

2

/(t

2

)

2

or(t

1

)/(t

2

)=

h

2

h

1