naf

Popular questions and responses by naf
  1. physics

    Three applied forces, F1= 20.0 N, F2= 40.0 N, and F3 = 10.0 N act on an object with a mass of 2.00 kg which can move along an inclined plane as shown in the figure. The questions refer to the instant when the object has moved 0.600 m along the surface of

    asked on November 7, 2012
  2. Physics, newtons laws

    A 20.0 gram mass is attached to a 120 com long string. It moves in a horizontal circle with a constant speed of 1.50 m/s. What is the degree is angle between the pole and the string?

    asked on October 29, 2012
  3. physics pencil torqu

    A pencil, 15.7 cm long, is released from a vertical position with the eraser end resting on a table. The eraser does not slip. Treat the pencil like a uniform rod. What is the angular speed of the pencil just before it hits the table? What is the angular

    asked on December 11, 2012
  4. Physics, newtons laws

    A bullet is fired with a certain velocity at an angle above the horizontal at a location where g= 10.0 m/s^2. The initial x any components of its velocity are 86.6 m/s and 50 m/s respectively. How long does it take before the bullet hits the ground?

    asked on October 29, 2012
  5. physics torque i think please help

    Three joggers are running along straight lines as follows: Jogger A, with a mass of 55.2kg, is traveling along the line y=6.00m at 3.45 m/s in the positive x-direction. Jogger B, with a mass of 62.4kg, is traveling at 4.23 m/s along the line x=3.00m in the

    asked on December 11, 2012
  6. torque physics

    A bowling ball with a radius of 12 cm is given a backspin (i.e. if you picture the ball moving to the right it is spinning counterclockwise at the same time) of 8.3 rad/ s and a forward velocity of 8.5 m/s.As a result, the ball slides along the floor. What

    asked on December 9, 2012
  7. Math

    Given that dy/dx = μ(ax+by+c), where μ is an arbitrary function and a,b,c are constants. Find the solution of the differential equations. Hence and otherwise, solve dy/dx = (x+y+1)² - 2

    asked on February 21, 2019
  8. Physics

    what is the minimum thickness of magnetization fluoride coating on a lens which will make the lens non reflecting for light of wavelength 5000 Angstrom. Take the refractive index of magnesium fluoride as 1.83

    asked on October 2, 2017
  9. physics work and newton

    A person of mass 84kg is at rest at the bottom of an inclined plane that makes an angle of 30 degrees with the horizontal. he walks up the inclined plane through a certain distance and has a speed of 0.40 m/s. How much net work has been accomplished in

    asked on November 4, 2012
  10. physics work and newton

    A 2.0 kg object starts from rest from the top of an inclined plane that makes an angle of 30 degrees with the horizontal and has a rise of .4m. It slides down the inclined plane and at the bottom has a kinetic energy of 60J. Ignore friction and use g =

    asked on November 4, 2012
  11. Physics, newtons laws

    A 50kg block is being pulled up a 13 degree slope by a force directed 30 degrees above the slope.? The coeffcienct of kinetic friction between the block and the slope is 0.200. What is the minimum force required for the block to continue to slide up the

    asked on October 29, 2012
  12. Physics, newtons laws

    A 50kg block is being pulled up a 13 degree slope by a force directed 30 degrees above the slope. The coeffcienct of kinetic friction between the block and the slope is 0.200. What is the minimum force required for the block to continue to slide up the

    asked on October 29, 2012
  1. Social Studies

    The answers are 1.A B D 2. A 3. D 4. C 100% correct

    posted on April 16, 2017