jazmyn101 jazmyn101

02-12-2017
Physics

contestada

A volleyball is hit from an initial height of 1 foot. The ball has an initial vertical velocity of 58 feet per seconds. Does the ball reach a height of 55 feet? 52 feet? Explain your reasoning.

Respuesta :

jorel1380 jorel1380

10-12-2017

-16t²+58t+1=h(t) describes the vertical motion of the volleyball
max ht is found by -b/2a, or -58/-32=1.8125 secs
h(1.8125)=53.5265 is the max height of the ball
☺☺☺☺

Answer Link

Otras preguntas

When a blood culture is ordered, what is used at the venipuncture site to eliminate contaminating bacteria?

-x^4y^2+7x^3y^3-3xy^5+2x^2y^4 in descending powers of x

How does using a ramp make work easier when loading a piano onto a truck three feet above the ground?A. It allows a larger force to be applied over a shorter di

Miquel created the table below to show how he uses the money he earns at workhow much will he save if he earns $120.00$30.00$45.00$90.00$75.00

For the reaction X2 + Y + Z -> XY + XZ it is found that doubling the concentration of X2 doubles the reaction rate. triplingthe concentration on triples the

Which of the following journal entries would be recorded if a business purchased office supplies on account in a previous accounting period and now makes a cash

The method used to collect information to use through all phases of the project life cycle is called A. Responsibility matrix B. Organization breakdown structur

Which of the following correctly provides the name of the element, the symbol for the ion, and the name of the ion?a) fluorine, F, fluoride ionb) sulfur, S, sul

A child's toy consists of a spherical object of mass 50 g attached to a spring. One end of the spring is fixed to the side of the baby's crib so that when the b

During 2017 sales on account were $866000 and collections on account were $522000. Also during 2017 the company wrote off $42500 in uncollectible accounts. An a