Darin7PUAnahRoziley Darin7PUAnahRoziley

23-01-2017
Physics

contestada

How long would it take for a penny to fall from the top of the empire state building? the building is 381 meters tall.

Respuesta :

Аноним Аноним

23-01-2017

Here, S = ut + 1/2 at²
381 = 0*t + 1/2 * 9.8 * t²
762/9.8 = t²
t = √77.75
t = 8.82 sec

In short, Your Answer would be 8.82 s

Hope this helps!

Answer Link

Otras preguntas

Solve for x: −4|x + 5| = −16

Please Help Me Fast!! Which of the following numbers is a perfect square? 484 485 489 490

Simplify 15.6 divided by negative 3..

Which of the following describes subatomic particles? carbon and nitrogen solids, liquids, gases larger than atoms protons, neutrons, and electrons Vaporization

Solve on the interval [0,2pi) 2sin^2x-3sinx+1=0

Which function has a vertex at the origin? f(x) = (x + 4)2 f(x) = x(x – 4) f(x) = (x – 4)(x + 4) f(x) = –x2

Given the functions a(x) = 4x2 − x + 2 and b(x) = x + 1, identify the oblique asymptote of the function a of x over the function b of x.

Find the product mentally. (2j + 7)(2j - 7) A: 4j2 + 49 B: 4j2 - 49 C: 2j2 - 28j - 49

How do you rewrite this expression as a single logarithm? 2log(x+3)+3log(x-7)-5log(x-2)-log(x^2)

The length of the hypotenuse of a right triangle is 145 units. The length of one leg of the triangle is 144. Mike wrote the following step to find the length of