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an 84-kg fireman slides 51 m down a fire pole he holds the pole which exerts a 550-n steady resistive force on the
a 82 muf capacitor is connected to a 120-v 60-hz source1 what is the capacitive reactance of the circuit2 how much
a spherical gaussian surface of radius r is surrounding a particle with a net charge q if the spherical gaussian
a 80-cm -diameter disk emits light uniformly from its surface 20 cm from this disk along its axis is an 90-cm -diameter
a spherical mirror is polished on both sides when the concave side is used as a mirror the magnification is 38 what is
1 consider connecting three resistors of resistances 39 omega 54 omega and 720 omega togetheranbspwhat is the largest
a spherical rock of mass 40 kg is suspended from a cord a steady horizontal wind pushes the rock so that the cord makes
a spiral staircase in a building is in the shape of a helix of radius 5 meters between two floors of the building the
you spot a plane that is 155 km north 263 km east and at an altitude 460 km above your positionhow far from you is the
a spring with a 05 kg mass attached and a spring constant of 150 nm is stretched a distance of 2 cm from away from
a spring with force constant 327 nm is in a compressed state 0401 m shorter than its relaxed length in this condition
a 764 kg man sits in a 54 kg chair so that his weight is evenly distributed on the legs of the chair assume that each
a a spring has a spring stiffness constant k of 100nm how much must this spring be compressed to store 350j of
an electron with a mass of 91 x 10-31 kg and a charge of - 16 x 10-19 c travels in a circular path with no loss of
a spring is hung vertically from a fixed support when an object of mass m is attached to the end of the spring it
the spring inside a pogo stick is normally uncompressed and has a maximum of 450mm of travel before bottoming out what
a spring k100 nm is compressed by 005 m when it releases it spins up a solid disc m 01 kg r 003 m that is initially at
a spring loaded gun of spring constant 850 nm is compressed a distance 45 cm before firing a 55 g dart assuming the gun
a spring-mass system is initially at rest is shown above a mass m 10 kg traveling at 12ms collides and sticks to the
a spring is placed in a vertical position with its lower end supported by a horizontal surface a stone of mass 40 kg is
a spring with spring constant k 400 nm is used to launch a mass m 20 kg up a frictionless inclined plane having an
a 70 kg human body typically contains 140 g of potassium potassium has a chemical atomic mass of 391 u and has three
a 70-kg crate is lowered from a loading dock to the floor using a rope passing over a fixed support the rope exerts a
two masses a and b lie on a frictionless table as shown below they are attached to either length of a light rope which