Wednesday
April 16, 2014

Posts by kristel


Total # Posts: 8

physics
Three uniform thin rods, each of length L = 16 cm, form an inverted U. The vertical rods each have mass of 14 g; the horizontal rod has mass of 50 g. Where is the center of mass of the assembly (x, y)?

physics
A large fake cookie sliding on a horizontal surface is attached to one end of a horizontal spring with spring constant k = 375 N/m; the other end of the spring is fixed in place. The cookie has a kinetic energy of 20.0 J as it passes through the position where the spring is un...

PHYSICS
A 3.1 kg bundle starts up a 30° incline with 139 J of kinetic energy. How far will it slide up the plane if the coefficient of friction is 0.30?

Math
702-120=502

physics
a bus slams on brakes to avoid an acciden.the tread marks of the tires are 80 meter long. if coefficient of kinetic friction is 0.7, what was the speed before applying the brakes?

physics
a 20-g projectile strikes a mud bank penetrating a distance of 6 cm before stopping. find the stopping force F if the entrance velocity is 80 meter per second.

physics
a 40-N forcee pulls a 4-kg a horizontal distance of 8 meterr. the rope makes an angle of 35 degree with the floor and the coefficient of kinetic friction is 0.2. what is the work done by each acting on block?

ENGLISH 1
INDICATE THE FUNCTION OF THE UNDERLINED NOUNS IN THE FOLLOWING SENTENCES. 1. THE CLASS DISCUSSIONS IS ON THE PREVENTION OF DISEASES. THE UNDERLINED IS DISEASES 2. MARIE STEPHEN ADMINISTERED INJECTION TO HER PATIENT. THE UNDERLINED IS INJECTION (Please release your Caps Lock ke...

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