physics

posted by .

An object of mass 4.3 kg is projected into the air at a 45° angle. It hits the ground 3.8 s later. What is its change in momentum while it is in the air? Ignore air resistance.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. physics

    a ball is projected with a speed of 20 m/s from a building toward a second building as shown. ignore air resistance and take g = 10 m/s. where does the ball hit and how long is it in the air if the initial angle is 45 degrees with …
  2. AP Physics B

    An object of mass 3.2 kg is allowed to fall from rest under the force of gravity for 3.5 s. What is the change in its momentum?
  3. Physical science

    An object is projected vertically upwards and returns to the point of projection 12s later. Ignore air resistance and determine the velocity with which it was projected?
  4. physics

    james made a very nice play on 13 hole on 2011 master's open. he made driver shot with initial velocity 200 m/s. the ball has a mass of 46g. its lunching angle is 28 degrees from the ground. draw the trajectory (x-y graph) with and …
  5. Physics

    An object of mass 4.40 kg is projected into the air at a 55 degre angle. it hits the ground 3.8 s later. what is its change in momentum while it is in the air?
  6. physics

    A rocket is fired straight up and accelerates upward at 24 m/s2 for 12 seconds. The rocket then runs out of fuel and coasts. Ignore any air resistance effects and use -9.8 m/s2 for the local acceleration due to gravity. a) What is …
  7. Physics

    An airplane is flying horizontally with a constant velocity of 160 m/s at an altitude of 5100 m when it releases a package. a. How long does it take for the package to reach the ground?
  8. Physics

    A powerful motorcycle can produce an acceleration of 3.5 m/s2 while traveling at 90 km/h. At that speed the forces resisting motion, including friction and air resistance, total 400 N. (Air resistance is analogous to air friction. …
  9. Physics

    An object of 3.0kg is projected into the air at a 55 degree angle. It hits the ground 3.4s later. What is it's change in momentum while it's in the air?
  10. Physics please help

    He drops a ninja ball device from a height of 10.0m. The mass of the enter device is 190g and the mass of the top (smallest) ball is 2.90g A) calculate the momentum of the device as it hits the ground (ignore air resistance) I know …

More Similar Questions