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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
a block of mass m is at restlying on the face of an incline planetheplane makes an angle theta with the horizontala
a uniform rod of mass m and length l can pivotfreely ie we ignore friction about a hinge attached to a wallas in fig
a 8cm radius disk with a rotational inertia of 12kgm2 is free to rotate on a horizontal axis a string is fastened to
during a walk on the moon an astronaunt accidentally drops his camara over a 200m cliffnbsp it leaves his hands with
astronomers can detect extrasolar planets by observing the slightwobble of stars due to the gravitational forces
an airplane lands and starts down the runway with a southwest velocity of 55 msnbsp what constant acceleration allows
the plates of a capacitor are separated by00050 m the capacitor is charged by a potentialdifference of 50 v and then
a motor scooter trsvels east at a speed of 12 ms the driverthen reserves direction and heads west at 15 ms what is the