physics

when babe ruth hit a homer over the 7.5-m-high right field fence 95 m from home plate, roughly what wa the minimum speed of the ball when it left the bat? Assume the ball wa hit 1.0 m above the ground and it path initially made a 38 degree angle with the ground.

  1. 👍
  2. 👎
  3. 👁
  1. Dh = Vo^2*sin(2A)/g = 95 m.
    Vo^2*sin(76)/9.8 = 95,
    Multiply both sides by 9.8:
    Vo^2*sin(76) = 931,
    Vo^2 = 931 / sin76 = 959.5,
    Vo = 31 m/s.

    1. 👍
    2. 👎
  2. 2.2 m/s

    1. 👍
    2. 👎
  3. 11

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Calc.

    Please help solve this, A farmer has 600m of fence and wants to enclose a rectangular field beside a river. Determine the dimensions of the fence field in which the maximum area is enclosed. (Fencing s required on only three

  2. math

    A rectangular field is 35 m longer than it is wide. The length of the fence around the perimeter of the field is 290 m. What are the dimensions (length and width) of the fence?

  3. calculus

    Sam has 1200 feet of fencing and wants to fence off a rectangular field that borders a straight river. He needs no fence along the river. Express the area of the field as a function of its dimension. Find the dimensions of the

  4. Math

    A farmer wants to fence in an area of 15000 m² in a rectangular field and then divide it into half with a fence parallel to one sides of the rectangle. How can he do this so as to minimize the cost of the fence?

  1. Physics

    A baseball is hit at ground level. The ball is observed to reach its maximum height above ground level 3.0 s after being hit. And 2.5 s after reaching this maximum height, the ball is observed to barely clear a fence that is 97.5

  2. Math

    a rectangular field is to be enclosed by a fence. two fences, parallel to one side of the field, divided the field into 3 rectangular fields. if 2400 m of fence is available find the dimensions of the field giving the maximum

  3. math

    A rectangular field is 35 m longer than it is wide. The length of the fence around the perimeter of the field is 290 m. What are the dimensions (length and width) of the fence?

  4. precalculus

    A farmer has 2400 ft of fencing and wants to fence off a rectangular field that borders a straight river. He does not need a fence along the river (see the figure). What are the dimensions of the field of largest area that he can

  1. Calculus

    We are going to fence in a rectangular field and have a maximum of 200 feet of material to construct the fence. Determine the dimensions of the field that will enclose the maximum area?

  2. Calculus

    A 5,000 m² rectangular area of a field is to be enclosed by a fence, with a moveable inner fence built across the narrow part of the field, as shown.The perimeter fence costs $10/m and the inner fence costs $4/m. Determine the

  3. Calculus 1 optimization

    A farmer wants to fence an area of 6 million square feet in a rectangular field and then divide it in half with a fence parallel to one of the sides of the rectangle. What should the lengths of the sides of the rectangular field

  4. area and perimeter

    a farmer wishes to build a fence around a rectangular field and divide it into two equal parts as well.the dividing fence must be parallel to one of the side of the field. you are asked to find dimension of the field of maximum

You can view more similar questions or ask a new question.