wxjkyz4gvc wxjkyz4gvc

18-11-2022
Physics

Answered

A boy is trying to roll a bowling ball up a hill, as shown in the image below. If
friction is ignored, what is the minimum initial velocity that the ball must have
for it to reach the top of the hill? (Recall that g = 9.8 m/s²)
40 m
A. 28 m/s
B. 21 m/s
C. 7 m/s
OD. 14 m/s

Answer :

Other Questions

A 60 kg skier with an initial velocity of 12 m/s coasts up a hill. At the top of the hill, the skier is traveling at 9.75 m/s. Assuming there is no friction in

Bill throws a 10.0-g ball straight down from a height of 2.0m. The ball strikes the floor at a speed of 7.5 m/s. What was the initial speed of the ball?

4. Ebo throws the ball again at an initial velocity of 18 m/s but this time at an angle of 53° to the ground. a) Work out the velocity in component vector form.

Please review this model chemical reaction: A + 2B ---> C + 4D Which of the above represents the reactants? Select ALL correct responses, below. A. 2B B. A

1. From rest, a golf ball accelerates to a velocity of 160 m/s in 10 seconds after it is driven by Phil Mickelson. What is the average acceleration of the golf

What is the reaction force of your computer sitting on the desk? a)the desk pushing up on the computer b)the computer pushing against gravity c)gravity pushing

What is the range of a bullet fired horizontally at a height of 1.5 m with an initial velocity of 120 m/s?(1 point) Responses A ≈ 0.55 s B ≈ 66.4 m C −9.8 m/s2

1. v=v0+at 2.d = vot+at² 3.v²=v² + 2ad 4.d = 0-20 t Use the Equation 1 to solve the problem that follows. Use the GUESS method to help you arrange your work. St

A Question 5 (1 point) Retake question Determine the velocity of a 2.2 kg ball revolving around your head with a radius of 1.1 m when the time it takes to go ar

What is a statement of relation between objects? O Rule O Concept O Image O Symbol