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the person weighs 170 lb each crutch makes an angle of 220with the vertical half of the persons weight is supported by
two rigid rods are oriented parallel to each other and to the ground the rods carry the same current in the same
a box is sliding with a speed of 450 ms on a horizontal surface when at point p it encounters a rough section on the
a block of mass m is slides down africtionless inclined surface the height of the block changes from h at the top to
how many energetically different eclipsed conformations does 1-bromo-2-methylpropane viewed along the c1- c2 bond
an 876-mh inductor anda 637-microf capacitor areconnected in series with a generator whose frequencyis 391 hz the rms
a converging lens has a focal length of 250 cm a ruler 300 cm in length is located 500 cm in front of the lens and
a positively-charged object with a mass of 0177 kg oscillates atthe end of a spring generating elf extremely low
a convex mirror has a radius of curvature of 500 cmnbsp a ruler 300 cm in length is located 250 cm in front of the
the shock absorbers in the suspension system of a car are in such bad shape that they have no effect on the behavior of
you have two springs one has a greater spring constant than theother you also have two objects one with a greater mass
in an experiment designed to measure the speed of light a laser isaimed at a mirror that is 470 km due north a detector
a 515- turn circular loop coil with a diameter of 166 cm isinitially aligned so that its plane is perpendicular to the
a solenoid of length 15 cm and radius 08 cm with 350 turns is in aexternal magnetic field of 400 t that makes an angle
a 494-g bullet is shot through a 099-kg wood blocksuspended on a string 200 m long the center of mass of the blockrises
the answer to the b part of this problem is the kineticenergy is too large to expect that the electron could be
a vertical straight wire carrying an upward 24-a current exerts an attractive force per unit length of 88 10-4 nm on a
it is observed that the size of a real image formed by a concave mirror is four times thesize of the object when the
an object placed 1100 cm from a concave spherical mirror produces a real image 840 cm from the mirror if the object is
an electron moves through a region of crossed electric and magneticfields the electric field e 2 000 vcm and is
a 2 micro-farad and a 5 micro-farad capacitors were connected inseries to a 12 volt battery after the capacitors were
in a physics laboratory experiment a 600 kg box is pushed across a flat table by a horizontal force fa if the box is
you are riding in an elevator on the way to18th floor in your dormitory the elevator is accelerating upward witha190ms2
a generator is connected to a resistor and a 0032-h inductor in series the rms voltage across the generator is 72 v
a particle is located at the vector position r400i600jmand a force exerted on it is given by f300i200jna what is the