Post a New Question

Physics

posted by .

Janet jumps off a high diving platform with
a horizontal velocity of 2.37 m/s and lands in
the water 1.9 s later.
How high is the platform? The acceleration
of gravity is 9.8 m/s
2
.
Answer in units of m

  • Physics -

    The horizontal velocity is unimportant. No one is asking how far away from the platform she lands.

    So, all we want to know is how far one falls in 1.9s under gravity.

    s = .5at^2 = 4.9*1.9^2 = 17.7m

    That's a nice high platform!

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. physics

    Janet jumps off a high diving platform with a horizontal velocity of 2.22 m/s and lands in the water 1.5 s later. The acceleration of gravity is 9.8 m/s2 . a) How high is the platform?
  2. physics.

    Part 1: Janet jumps off a high diving platform with a horizontal velocity of 2.67 m/s and lands in the water 2.6 seconds later. The acceleration is 9.8 m/s^2. How high is the platform?
  3. physics

    Janet jumps off a high diving platform with a horizontal velocity of 2.89m/s and lands in the water 1.5s later. How high is the platform?
  4. Physics

    Janet jumps off a high diving platform with a horizontal velocity of 1.73 m/s and lands in the water 1.8 s later. How high is the platform?
  5. physics

    Janet jumps off a high diving platform with a horizontal velocity of 1.84 m/s and lands in the water 2.9 s later. How high is the platform?
  6. physics

    Janet jumps off a high diving platform with a horizontal velocity of 2.25 m/s and lands in the water 1.6 s later. How high is the platform?
  7. physics

    Janet jumps off a high diving platform with a horizontal velocity of 2.11 m/s and lands in the water 2.6 s later. How high is the platform?
  8. Physics

    Janet jumps off a high diving platform with a horizontal velocity of 1.65 m/s and lands in the water 1.8 s later. How high is the platform?
  9. Physics

    Janet jumps off a high diving platform with a horizontal velocity of 2.23 m/s and lands in the water 1.7 s later. How high is the platform?
  10. Physics

    Janet jumps off a high diving platform with a horizontal velocity of 2.71 m/s and lands in water 1.6s later. How high is the platform?

More Similar Questions

Post a New Question