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an 700 foot extension cord has two 18 measure copper wires each with a diameter of 1400 mm1 at what rate is energy
four objects are situated along the y axis as follows a 273 kg object is at 237 m a 186 kg object is at 350 m a 246 kg
a capacitor in an rc circuit is charged to 620 percent of its maximum value in 0900 s what is the time constant of the
a cylindrical capacitor has an outer conductor with a radius of 35 mm and an inner conductor with a radius of 21 mm the
a loaded spring gun initially at rest on a horizontal frictionless surface fires a shot of mass m at angle of theta
a rocket is launched from rest with a time-dependent acceleration at p ndash rt where p 2750 ms2 and r 200 ms3
boundary conditions at an interfaceregion i and region ii are non-conductive sigma 0 and of permittivity epsilon1 and
a gnat takes off from one end of a pencil and flies around erratically for 396 seconds before landing on the other end
jack and jill exercise in a 250-m-long swimming pool jack swims nine lengths of the pool in 1481 seconds 2 minutes and
a 12-cm-tall object is 15cm in front of a concave mirror that has a 66cm focal length1 compute the position of the
we describe the index of refraction of a material for sound waves to be the ratio of the speed of sound in air to the
the escape speed at the surface of a planet of radius r is ve square root 2gr where g is the acceleration due to
a volume of 1 m3 of saturated liquid water at 200 degc is expanded isothermally in a closed system until its quality is
imagine that the electric field within a certain region of space is accurately modelled by the expression e0axe-bt 0
magnitude of force exerted by 1 nc charge on -1 mc charge is 2 newton determine distance between the
a frictionless piston-cylinder device contains 2kg of nitrogen at 100 kpa and 300k the gas is compressed slowly
150 times1020electrons flow through a cross section of a 360mm diameter iron wire in 500s the electron density of iron
suppose you have a resistor r110 ohms tied in a series with a parallel combination of two resistors r210 ohms and r35
1 a 30-06 caliber hunting rifle fires a bullet of mass 00129 kg with a velocity of 602 ms to the right the rifle has a
a cylinder of length l radius r and mass m is constrained to rotate with constant angular velocity omega about an axis
in an electron diffraction experiment electrons are accelerated during voltage dissimilarity and then hit a wall with
a 442 kg wagon is towed up a hill inclined at 177 with respect to the horizontal the tow rope is parallel to the
what is the density of chlorine gas ci2 at stp when the molar mass is 7091
given the reaction 4 nh3 5 o2 yields 4 no 6 h2o when 120 mole of ammonia reacts the total number of moles of products
an inventive child named chris wants to reach an apple in a tree without climbing the tree sitting in a chair connected