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problemfig shows a mass attached to two springs the mass moves along a horizontal tube with one spring stretched and
the electric power generated by a single average size nuclear reactor block is between 400 and 800 mw the fission of
the electromagnetic wave of the radiation field from a wire antenna travels toward the plane of your paper which is in
1 a source of green light has a frequency of 62 x 1014 hz what is the wavelength in nanometers nm and in2 a flashlight
electrons in hydrogen atoms absorb photons and jump to the third excited state n4 what are the probable jumps these can
an elevator is able to raise 9800 n to a height of 37 m in 14 sa how much work does the elevator dob what is the
an emf is induced by rotating a 800 turn 150 cm diameter coil in the earths 500 x 10-5 t magnetic field what average
a small object of mass in is placed on a disk that is initially at rest the disk is spun up in the direction shown with
the spring constant k 700 nm ma14 kg and mb18 kg the collar aslides on the smooth horizontal bar the system is
an equilateral prism of wood the specific gravity is 075 is placed into a freshwater pool determine the ratio ydyu of
a uniformed equilateral trianle of side length 223m and weight 570 103n is placed across a gap one point is on the
erica 37 kg and danny 45 kg are bouncing on a trampoline just as erica reaches the high point of her bounce danny is
a father weight w 849 n and his daughter weight w 394 n are spending the day at the lake they are each sitting on a
the fastest time for the sears tower now willis tower stair climb 103 flights or 2232 steps is about 20 mina estimate
i how fast must a particle travel relative to an observer for its total energy to be double its rest-mass energyii if
how fast and in what direction must galaxy a be moving if an absorption line found at wavelength 550nm green for a
a farsighted eye is corrected by placing a converging lens in front of the eye the lens will create a virtual image
assume that e 615 v and r 285omega part a compute the equivalent resistance of the network in the figure the battery
shows a f 68 n force pushing two gliders along an air track the 220 g spring between the gliders is compressed assume
shows a vertical pole of height h that can rotate about a hinge at the bottom the pole is held in position by two wires
in the figure below each capacitor has c 570 muf and vab 230 va calculate the charge on each capacitorb calculate the
in the figure block 1 has mass m1 470 g block 2 has mass m2 510 g and the pulley is on a frictionless horizontal axle
a what is the mass of the child and basket if a scale reading of 102 n is observed b what is the tension t in the cord
a 7-v battery is connected across a 70-omegacapgif resistor and a 288-mh inductor what is the current in the circuit if