zacharyhudson67 zacharyhudson67

21-10-2019
Physics

contestada

A ball is thrown straight up and reaches a maximum height of 35m. Using 9.8m/s squared as gravity, what was the initial speed of the ball?

Respuesta :

MathPhys MathPhys

21-10-2019

Answer:

26.2 m/s

Explanation:

Given:

v = 0 m/s

Δy = 35 m

a = -9.8 m/s²

Find: v₀

v² = v₀² + 2aΔy

(0 m/s)² = v₀² + 2 (-9.8 m/s²) (35 m)

v₀ = 26.2 m/s

Answer Link

Otras preguntas

What is the amount saved on a coat that was regularly $199.00 and is now on sale for $149.99?

A spinner number 1-10 is spun. Each number is equally likely to be spun. What is the probability of spinning: 1. an odd number OR a power of three? 2. a num

if a golf ball and bowling ball are moving and both have the same kinetic energy. Which one moving faster? If they move at the same speed, which one has more ki

Two fifths of the students in your class are in the band. Of these, one fourth play the saxophone. If there are 30 students in your class, How many students in

a force of 300N[S] is applied to a 50kg box on a rough floor. The frictional force is 200N. The acceleration is 2m/s^2. if the 300N force is removed after 4.0s

What were some of Hongwu's agricultural Reforms?

The exchanges found in character interactions tells us a lot about the characters themselves as well as the ____ of the story. A.)Plot B.)Conflict C.)Theme D

Why is it important for the young plant that lid of the seed tray is transparent?

what did the loyalist believe in

What is the simplest form of 2/10?