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consider a rectangular loop of wire 66cm by 85cm in a uniform magnetic field of magnitude 20t the loop is rotated from
how do excitation and emission take place in atoms what is an absorption spectrum what can you use it for does it
light bends when it passes obliquely from one medium to another taking somewhat a longer path form one point to another
find the magnitude of the magnetic flux through the floor of a house that measures 23m by 18m assume that the earths
a painting of mass 320 kg hangs on a wall two thin pieces of wire each 0250 m long connect the paintings center to two
a magnetic field is oriented at an angle of 43 degrees to the normal of a rectangular area 47cm by 69cm if the magnetic
a 170 object is taken to a height of 360 above the earths surface what is the objects weight at this
an rlc circuit is used in a radio to tune into an fm station broadcasting at f997 mhz the resistance in the circuit is
the intensity of the sunlight that reaches earths upper atmosphere is approximately 1465 wm2a what is the average
knowing the temperature at the surface of the earth to be 72 f find the temperature at the surface of venus show your
cliff and will support the board at each end so that it is horizontal a 64 kg boulder is placed on a 200 m long board
a drag racer starting from rest speeds up for 402 m with an acceleration of 210 ms2 a parachute then opens slowing the
a car originally at 14 ms about 50 kph covered a distance of 250 m if its speed at the end of trip is 20 ms about 72
19 g of helium gas are placed in a cylinder with a movable piston the gas is compressed very slowly from a state of p1
if an experiment were done with a bow and arrow when shooting the arrow what motion would it make a diagram would be
a light ray travels inside a large glass block and approached the glass-air interface at some angle relative to the
you have a rod-shaped magnet and also a coil of wire connected to a voltmeter under which of the following
the spectra you observe through the diffractiohn grating for these atomic vapor lamps are discrete lines of color
the figure shows two metal disks of the same size and material oscillating in and out of a region with a magnetic field
a particle moves on the x axis under the influence of the force f x3 the initial position is x0 and the initial
you hold a circular loop of wire at the north magnetic pole of the earth consider the magnetic flux through this loop
a particle mass 040 kg moves in one dimension x and the potential energy is vx 12 q x2 with q 735 jm2 the initial
a single circular loop of radius 024m carries a current of 27a in a magnetic field of 096t what is the maximum torque
the charging circuit for the flash system of a camera uses a 130 muf capacitor that is charged from a 250v power
a grasshopper makes four jumps the displacement vectors are 1 25 cm due west 2 235 cm 50deg south of west 3 245 cm