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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
the position of a particle is given by 025 cos 2513 t mwhere t is in s and theta is in radiansa what are the
you are riding in an elevator on the way to18th floor in your dormitory the elevator is accelerating upward with
a generator is connected to a resistor and a 0032-h inductor in series the rms voltage across the generator is 72 v
an object at rest on a flat horizontal surface explodes into two fragments one seven times as massive as the other the
a baseball outfielder throws a 150-kg baseball at a speed of 400ms and an initial angle of 30 degrees what is the
a particle is located at the vector position r400i600jmand a force exerted on it is given by f300i200jna what is the
an oscillating lc circuit consistingof a 20 nf capacitor and a 38 mh coil has a maximum volatage of60 vwhat is the
an underwater scuba diver sees the sun at an apparent angle of 45 degrees from the vertical what is the actual
a car with a mass of 950 kg and an initial speed of v1 224 ms approaches an intersection a 1300 kg minivan traveling
an 800kg package in a mail-sorting room slides 200m down achute that is inclined at 530degrees below the horizontal
a 8cm radius disk with a rotational inertia of 12kgm2 is free to rotate on a horizontal axis a string is fastened to
a spaceship is launched from the surface of the earth at aninitial speed of 200x104mswhat is the space ships speed when
regarding the earth and a cloud layer 650m above the earth as the plates of a capacitor calculate the capacitance
a stamp collector is viewing a stamp with a magnifying glassheld next to her eye her near point is 25 cm from her eyea
a block of mass m is at restlying on the face of an incline plane the plane makes an angle theta with the horizontala
a student with a mass of 500 kg runs up threeflights of stairs in 100 sec the student has gone a verticaldistance of 80
a uniform rod of mass m and length l can pivotfreely ie we ignore friction about a hinge attached to a wallas in fig
two 10g beads each charged to 50nc are 20cm apart a 20g bedcharged to -10nc is exactly halfway between themthe beads
the only forces acting on a body have magnitudes of 20 n and 35 nand directions that differ by 80 degrees the
the bow of a destroyer undergoessimple harmonic vertical pitching motion with a period of 120 sand an amplitude of 25
an object moves with constant acceleration 400ms2 and over a time interval reaches a final velocity of 120ms a ifits
selective oxidation of hydrocarbons is a known method to produce alcohols however the alcohols react with the oxygen to
a positively charged particle of mass 6210-8 kg is traveling north with a speed of 61 msand enters a 033 t uniform