A large mass piece of 35 kg is attached to a rope and hangs from a beam. David pulls the mass piece at an angle of 35° to the horizontal with a force F of 500 N and keeps it
in this position for a while. Ignore the mass of the rope in all cases.

1)calculate vertical and horizontal components ?

2)calculate late horizontal and vertical T exerts on the mass when it is pulled at and angle F and still hangs?

Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.

Wavelength,frequency,and energy are related.what happens to a wave as it’s wavelength gets shorter?

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =