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a 3-microfarad capacitor is connected in series with a 2 micro-farad capacitor and a 15 volt battery what is the
solid argon has a density of 1650 kgm3 the atomic weight of argon is 40 assuming each atom occupies a cubical volume
the rotation spectrum of the hcl molecule has been observed in the far infrared around 50 10-6 m the spacing between
the drawing shows two situations in which charges are placed onthe x and y axes they areall located at the same
two balls of radius 200 mm have a separation between theircenters of 533 cm the same electric charge is placed on
a mad scientist is designing a trap for intruders that will liftthem up into the air and hold them helpless the device
two identical point charges are fixed to diagonally oppositecorners of a square that is 28 m on aside each charge is 35
a disk of radius r carries an amount charge quniformly distributed over its surface be able to find a vectorexpression
the primary coil of a transformer hasn1360turns and the secondary coil hasn21 890turns if the input voltage across the
suppose you want to determine the electric field in a certain region of space you have a small object of known charge
a 60 cm diameter horizontal pipe gradually narrows to 40cm when water flows through the pipe at a certain rate the
all of the electrical outlets in a room are connected in asingle parallel circuit the circuit is equipped with a 20-a
a mountain climber looks up a slope and sees an avalanche of boulders accelerating toward her the boulders are
a 300-k resistor and a 200-f capacitor are connected in series with an ac generator the emf of the generator is given
a rock climber stands on top of a 51 m high cliffoverhanging a pool of water he throws two stones verticallydownward 10
a toy rocket of mass 60 g achieves a velocity of 80 ms after30 s when fired straight up what average force does the
two cars suffer head-on collision with each other what is conserved in the collisiona mechanical energy amp momentumb
pulsars are neutron stars that emit x rays and other radiation insuch a way that we on earth receive pulses of
an electron is accelerated from rest to the point where its debrogile wavelength is 1 picometer how much energy was
a simple loop circuit contains an inductor with inductance 245times102 h and a capacitora if the current in the circuit
two point charges are placed on the x axis as follows chargeq1 -150 nc is located at x200m and a charge q2 500 nc is
a what must be the charge sign and magnitude of a 145 gparticle be for it to remain balanced against gravity when
a 5 mev photon collides with an electron that is at rest and imparts to it the maximum possible kinetic energya
a cylinder with a diameter of 23 cm rolls with an angular speedof 040 rads on a levelsurface if the cylinder
a stationary motion detector sends sound waves of frequency0135 mhz toward a truck approaching at a speed of 492 ms