Science

A hammer with a 500-g head exerts an average force of 810n on a nail speed as it drives the nail 4 mm into wall. What was the speed of the hammer head when it hit the nail?

  1. 👍 0
  2. 👎 0
  3. 👁 184
  1. work done = change in Ke

    (1/2) (.5)(v^2) = 810 * 4 * 10^-3

    1. 👍 0
    2. 👎 0
    posted by Damon

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics

    The figure below shows a claw hammer being used to pull a nail out of a horizontal board where θ = 32.2°. The mass of the hammer is 1.00 kg. A force of 125 N is exerted horizontally as shown, and the nail does not yet move

    asked by Anonymous on March 31, 2014
  2. Science

    According to Newton’s third law of motion, when a hammer strikes and exerts force on a nail to push it into a piece of wood, the nail (1 point) 1. creates a friction with the hammer. 2. exerts an equal force on the wood. 3.

    asked by A,j on May 13, 2014
  3. physics

    The figure below shows a clawhammer as it is being used to pull a nail out of a horizontal board. A force of magnitude 130 N is exerted horizontally as shown. (NOTE: Assume that the force the hammer exerts on the nail is parallel

    asked by Nick on April 7, 2015
  4. Physics

    Hammering a nail into wood makes it get hotter. Consider a 5-g long, 5-gauge steel nail and a hammer that exerts an average force of 500 N on the nail when it is introduced to a piece of wood. The nail gets warmer each time.

    asked by I REALLY NEED HELP! on February 8, 2018
  5. Physics

    Hammering a nail into wood makes it get hotter. Consider a 5-g long, 5-gauge steel nail and a hammer that exerts an average force of 500 N on the nail when it is introduced to a piece of wood. The nail gets warmer each time.

    asked by Sonder on February 7, 2018
  6. Physics

    A hammer of mass M is moving at speed v0 when it strikes a nail of negligible mass that is stuck in a wooden block. The hammer is observed to drive the nail a distance L deeper into the block. A) Find the magnitude F of the force

    asked by Garrett on March 17, 2014
  7. physics

    When a hammer strikes a nail, it is compressed along its length. Suppose that a steel nail 10.00 cm long and 3.00 mm in diameter is compressed an average of 65.0 µm by a 0.460 kg hammer during a 1.20 ms collision. (a) What

    asked by mathew on October 1, 2014
  8. physics

    A hammer head of mass 600g produces a force of 360N when it strikes the head of a nail. Explain how it is possible for a hammer to drive the nail into a piece of wood, yet a weight of 360N resting on the head of the nail would not

    asked by The Okome on April 21, 2019
  9. Physics warming a nail

    2.) Pounding a nail into wood makes the nail warmer. Consider a 5-g steel nail 6 cm long and a hammer that exerts an average force of 500 N on the nail when it is being driven into a piece of wood. The nail becomes hotter. Show

    asked by Mary on September 20, 2009
  10. physics

    A hammer head of mass 600g produces a force of 360N when it strikes the head of a nail. Explain how it is possible for a hammer to drive tie na4l into a piece of wood, yet a weight of 360N resting on the head of the nail would not

    asked by Anonymous on April 21, 2019

More Similar Questions