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what is the instantaneous power at a time of 000700 seconds dissipated by a 200 ohm resistor in a resonant ac circuit
a solid cylinder radius 0160 m height 0200 m has a mass of 146 kg this cylinder is floating in water then oil the
a 100 g aluminum calorimeter contains 250 g of water the two substances are in thermal equilibrium at 10degc two
at the time the switch is closed completing a simple lc circuit the capacitor has 34 j of stored energy and the
an rlc circuit has a reactance due to its capacitance of 19 kilo ohms a reactance due to its inductance of 10 kilo ohms
what is the ph of a buffer that is 050 m nh3 pkb 475 and 020 m nh4cl after 50 ml of 02 m hcl is added to the 1 l
you are an astronaut stranded in space your spacecraft lies about 200-m away you have a flashlight that can generate
73 mol of helium are in a 18 l cylinder the pressure gauge on the cylinder reads 67 psi what are a the temperature of
in black-and-white film developing excess agbr is removed from the film negative by lsquohypo an aqueous solution of
a bullet of mass mb 002 kg is moving with a speed of 100 ms when it collides with a rod of mass mr 5 kg and length l
q1 calculate ag present in a solution at equilibrium when concentrated nh3 is added to a 001m solution of agno3 to give
1 two manufacturing plants need 10x104 kg of al each week one plant produces the al from bauxite al2o3 and the other
a 20-kg uniform disk is at rest on a horizontal surface when a horizontal force of f400n is applied at the center of
r2 deaker and c phosphate are titrating 100 ml of momoprotic acid hac with 05m naoh solution the equivalent point was
calculate the rm ph at the equivalence point for titrating 0210 solutions of each of the following bases with 0210 mrm
a gun with muzzle velocity of 1200 ftsec is fired at an angle of eight degrees above the horizontal find the horizontal
what is wrong with measuring the voltage of cell containing only one solute component on each side feii of a given
in a photoelectric effect experiment a metal sample is illuminated by 100 mw of ultraviolet light of wavelength 240 nm
why is it impractical to measure cell potentials of solutions in which the feiifeiii molality ratio is too small or
my neighbor opened the turner circuit of his radio and noticed that it uses a 45 h inductor together with a variable
the image of a tree on a 35 mm color slide is 1 mm high it is to be projected onto a screen 3 m from the slide and is
a 28 v battery is connected to a small light bulb with a resistance of 22 ohms what is the current in the
a series rlc circuit has a peak voltage of 154 v and a peak current of 5 a if the current lags the voltage by 45
can some one verbally explain the ideas of tunneling and reflection in the case of particles confronting an energy
if the hydrogen volume reads 835 ml what number of moles does the represent at stp 1 atm and 0oc how many moles of