Question: A ball is thrown at 39 below the horizontal from a rooftop of height 65m. It lands 2.5s later. Find: a) its initial speed: b)

A ball is thrown at 39 below the horizontal from a rooftop of height 65m. It lands 2.5s later. Find: a) its initial speed: b) the point of impact with the ground:

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Physics Questions!

A ball is thrown at 39 below the horizontal from a rooftop of height 65m. It lands 2.5s later. Find: a) its initial speed: b) the point of impact with the ground: c) the angle at which it hits the...

1.) A projectile is launched at ground level with an initial speed of 46 m/s, at an angle of 26 above the horizontal. It strikes a target above the ground 2.9 seconds later. part (A). 50% part (a)...

First a warm up about vectors... Can a vector have nonzero magnitude if a component is zero? If no, why not? If yes, give an example. Can a vector have zero magnitude and a nonzero component? If no,...

Express all answers using three significant figures and the appropriate units. 1. A car is driven 240 km west and then 98 km southwest (45). a) What is the displacement of the car from the point of...

First question: Two balls undergo an elastic head-on collision. After the collision, ball 1 (mass = 1.30 kg) moves to the right with a speed of 4.90 m/s, While ball 2 (mass = 3.50 kg) moves to left...

Number 7 and number 8 part a and b show all work step 7) A ball thrown at 20.0 m/s at angle @ below the horizontal from a cliff of height H lands 69.0 m from the base 4.00 s later. Find O and H. 8)...

1. [-/6 Points] DETAILS MY NOTES ASK YOUR TE Practice with vectors: (important!*) For each of the vectors below, I.) do a rough sketch of it II.) convert it to the form it is not already in (size &...

Please help! 3.4 Projectile Motion 27 .A ball is thrown horizontally from the top of a 60.0-m building and lands 100.0 m from the base of the building. Ignore air resistance. (a) How long is the ball...

For example, when a ball is thrown into the air, it gains kinetic energy as it moves upward. As it reaches the top of its trajectory, this kinetic energy is converted into potential energy. When the...

explain [14) A student throws a projectile horizontally at a target a horizontal distance R away. The projectile is released from height H above the ground and strikes the target a height h below the...

Discuss in detail the strategic options in declining industries (provided below). When are each appropriate? When are each inappropriate? Provide examples of how each is executed. 1. Leadership- 2....

Determine the amount of Earned Income Credit in each of the following cases. Assume that the person or persons is/are eligible to take the credit. Calculate the credit using the formulas. a) A single...

CH ALLENGE More on C-reactive protein in children. Refer to the previous exercise. With strongly skewed distributions such as this, we frequently reduce the skewness by taking a log transformation....

What are the conditions under which a moving-average control chart is preferable? Compare the moving-average chart with the geometric moving-average chart.

2. Describe a situation from your own everyday life where it is clear that the situation in its consequence becomes the way you define it.

5. What do we mean when we say that social facts are mental constructions? Explain this with an example from your own everyday life.

4. What is meant by the following statement, What we take for granted in a social situation may actually prove to be mechanisms that govern how we evaluate and act in the situation?