Physics

posted by .

A long pole is used to lift a window. If a vertical lift of 80N is needed to raise the window, what force must be exerted along the pole? Assume the pole makes an angle of 34 degrees with the vertical wall.

  • Physics -

    What is the s.i unit of kinetic energy?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. maths

    The angle of elevation of the bottom of a window 10 meter above the ground level from a point on the ground is 30degrees. A pole projecting outwards and upwards from the bottom of the window makes an angle of 30 degrees with the wall. …
  2. Physics

    A floodlight with a mass of 20.0 kg is used to illuminate the parking lot in front of a library. The floodlight is supported at the end of a horizontal beam that is hinged to a vertical pole. A cable that makes an angle of 30 degrees …
  3. college

    The angle of elevation from point A to the top of a vertical pole is 30.0 degrees. At point B, 6 meters closer to the base of the pole and on a line through the base of the pole and point A, the angle of elevation to the top of the …
  4. Pre-Calculus-Trig

    A pole tilts 12 degrees from the vertical, away from the sun, casts a 34 foot long shadow on level ground. The angle of elevation from the end of the shadow to the top of the pole is 64 degrees. How long is the pole?
  5. math

    a pole leans away from the sun at an angle of 7 degrees to the vertical. when the elivation of the sun is 48 degrees the pole cast a shadow of 41ft long on level ground. how long is the pole?
  6. math

    a flagpole is 25 feet tall. a truck runs into the pole and bends it at the very bottom of the pole but the rest of the pole remains straight. after the accident we measure the angle of elevation to the top of the pole from a point …
  7. math

    Draw a big diagram You end up with a triangle with: the horizontal side = 47 ft the side representing the leaning pole ... call it a and the angle opposite the pole side = 51° The pole makes an angle of 7° with the vertical ... so …
  8. Trig

    A vertical pole stands on a 20° slope from 50 m down the slope from the pole the angle of elevation of the top of the pole is 35 degrees. How tall is the pole
  9. college physics

    A fisherman poles a boat as he searches for his next catch. He pushes parallel to the length of the light pole, exerting a force of 245 on the bottom of a shallow lake. The pole lies in the vertical plane containing the boat's keel. …
  10. Physics

    A 30-N non-uniform pole, 5m long, was used to carry a load of 400 N by two men. The load was hung at the middle of the pole. Find the center of gravity of the pole if the force exerted by each man on each end were 220 N and 210 N respectively.

More Similar Questions