A 75 g arrow is fired horizontally. the bow string exerts an average force of 65 N on the arrow over a distance of 0.90 m. With what speed does the arrow leave the bow string?

  1. 👍 0
  2. 👎 0
  3. 👁 1,662
  1. a = F/m = 65/0.075 = 867 m/s^2.

    V^2 = Vo^2 + 2a*d = 0 + 2*867*.9 = 1560
    V = 39.5 m/s.

    1. 👍 3
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics problem

    An archer pulls the bowstring back for a distance of 0.400 m before releasing the arrow. The bow and string act like a spring whose spring constant is 490 N/m. (a) What is the elastic potential energy of the drawn bow? (b) The

  2. english language

    what is the sound word for bow and arrow? eg. Nobody heard the ____ of the bow or the ____ of the arrow.

  3. physics

    An arrow with a mass of 0.12 kg is pulled back in a bow. After being held still, it is let go, moving at 23m/s after the 0.51meters in which the arrow is in contact with the bow string? What work was done on the arrow by th bow

  4. Physics

    please check: 1. A piece of chalk is dropped by a teacher walking at a speed of 1.5 m/s. From the teacher's perspective, the chalk appears to fall. STRAIGHT DOWN 2. Which is the force of an acceleration? FORCE 3. A free-body

  1. physics

    A 77 g arrow is fired from a bow whose string exerts an average force of 95 N on the arrow over a distance of 81 cm. What is the speed of the arrow as it leaves the bow?

  2. Physics

    Pulling the string on a bow back with a force of 28.7lbs, an archer prepares to shoot an arrow. If the archer pulls in the center of the string, and the angle between the two halves is 138 degrees, what is the tension in the

  3. Physics

    An arrow is fired horizontally with a speed of 30ms-1 from a height of 2m above the ground level. Model the arrow as a particle which does not experience air resistance. a)show that the time taken for the arrow to hit the ground

  4. Science

    An arrow, starting from rest, leaves the bow with a speed of 25.0 m/s. If the average force exerted on the arrow by the bow were doubled, all else remaining the same, with what speed would the arrow leave the bow?

  1. Physics

    Using energy considerations, calculate the average force a 62.0 kg sprinter exerts backward on the track to accelerate from 2.00 to 5.00 m/s in a distance of 25.0 m, if he encounters a headwind that exerts an average force of 30.0

  2. physics

    An archer locks a 0.20kg arrow on a bowstring. Then the archer exerts an average force of 110N to draw the string back 0.60 m . Assume that friction is negligible . What speed does the bow give to the arrow? If the arrow is shot

  3. physics 3U

    An arrow is accelerated for a displacement of 75cm [fwd] while it is on the bow. If the arrow leaves the bow at a velocity of 75m/s [fwd], what is the average acceleration while on the bow?

  4. physics

    A 140 g arrow is shot vertically from a bow whose effective spring constant is 500 N/m. If the bow is drawn 60 cm before shooting the arrow,to what height does the arrow rise?

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