physics

The horizontal door of a substance at a depth of 500m has an area of 0.4m^2 .
Calculate the force exerted by the sea water on the door at this depth.

  1. 👍
  2. 👎
  3. 👁
  1. Wondering what the pressure on the other side of the door is? One has to know in order to calculate net force on the door.

    forceondoor/area=pressure due to water+air pressure above.

    pressure due to water:
    Pressure=densitywater*g*depth

    1. 👍
    2. 👎
    👤
    bobpursley
  2. thank you sir. May God bless you

    1. 👍
    2. 👎
  3. thank you sir. May God bless you.

    1. 👍
    2. 👎
  4. R.D=density of substance/density of water

    1. 👍
    2. 👎
  5. Unknown

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics: Rotational Motion

    A 0.005kg bullet travelling horizontally with a speed of 1000m/s enters an 18kg door, embedding itself 10cm from the side opposite the hinges as in figure. The 1m wide door is free to swing on the hinges. a) Before it hits the

  2. Physics

    The drawing (which I will describe) shows a top view of a door that is free to rotate about an axis of rotation that is perpendicular to the screen. Find the net torque (magnitude and direction) produced by the forces F1 and F2

  3. physics

    Panic escape. The figure below shows a general situation in which a stream of people attempt to escape through an exit door that turns to be locked. The people move toward the door at speed vs = 3.7 m/s, are each d = 0.20 m in

  4. Physics

    A trap door, of length and width 1.65 m, is held open at an angle of 65.0 degrees with respect to the floor. A rope is attached to the raised edge of the door and fastened to the wall behind the door in such a position that the

  1. calculus

    let R be the region bounded by the graphs of y = sin(pie times x) and y = x^3 - 4. a) find the area of R b) the horizontal line y = -2 splits the region R into parts. write but do not evaluate an integral expression for the area

  2. Math

    I need help with this questions. a). An overhead garage door has two springs, one on each side of the door. A force of 15 pounds is required to stretch each spring 1 foot. Because of a pulley system, the springs stretch only

  3. science

    Imagine you have two beakers. Both beakers are filled with the same amount of water. The water in both beakers is the same temperature as well. You add 50 g of Substance A to the first beaker, and 50 g of Substance B to the second

  4. Intergrated Science A

    Which answer choices best indicate that a substance has experienced a chemical change? Select all that apply. when the substance changes temperature when the substance changes shape when the substance changes volume when a new

  1. statistics

    A study was performed on green sea turtles inhabiting a certain area. Time-depth recorders were deployed on 6 of the 76 captured turtles. The time depth recorders allowed the scientists to track the movement of turtles in the

  2. physics

    To leave Nicholson, you exit via the door to the quad. The door is 40 inches wide and has a mass of 200 kg. You push the door with a perpendicular force of 52.61N exactly 0.86m away from the hinge. This generates the minimum

  3. Science

    13.)How can substance A and B be compared? Choose all that apply. A.)The particles of substance A have more energy than the particles of substance B.*** B.)The particles of substance A are more tightly held together than the

  4. Physics

    A uniform door (0.81 m wide and 2.1 m high) weighs 122 N and is hung on two hinges that fasten the long left side of the door to a vertical wall. The hinges are 1.5 m apart. Assume that the lower hinge bears all the weight of the

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