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a cylindrical spaceship of length 400 m and diameter 845 m is traveling in the direction of its cylindrical axis length
part a if a camera with a 55 mm lens is to resolve two objects that are 50 mm from each other and both objects are 35 m
a student drops two metallic objects into a 32 g steel container holding 169 g of water at 29c one object is a 486 g
a box with a total surface area of 111 m2 and a wall thickness of 31 cm is made of an insulating material a 129 w
a child has a temperature of 101f if her total skin area is 18 m2 find the energy loss per second due to radiation
a parallel-plate capacitor with circular plates of radius 65 mm is being discharged by a current of 75 a at what
the output voltage of an ac source is given by v 120 sin 260pt where v is in volts and t is in seconds the source is
an electromagnetic eve has an electric field with a peak value of 150 nc what is the average intensity of the
a coil of wire with a resistance of 045 ohm has a self-inductance of 0083 h if a 30-v battery is connect across the
the distance from earth to the center of our galaxy is about 30000 light years 1 ly 1 light year 947 x 1015 m as
for a 670kg of magnesium-lead alloy is it possible to have the masses of primary alpha symbol and total alpha symbol of
a particle known as a pion lives for a short time before breaking apart into other particles suppose a pion is moving
an ecobotanist separates the components of a tropical bark extract by chromatography she discovers a large proportion
a bioengineer preparing cells for a cloning experiment bathes a small piece of rat epithelial tissue in a tris buffer
two boxes are connected by a cord running over a pulley as shown in fig 1 box i of mass 80 kg rest on the top of the
given a stock solution of a food dye having a concentration of 10 x 10-5 and an absorbance of 0700 if a new solution is
how many half-lives are required for the number of radioactive nuclei to decrease to 1105 of the initial
in a real or imaginary nucleus of 51 x 108a how many protons are in the nucleusb how many neutrons are in the nucleus
a reaction is a---gtp with the a reaction order of 23 with respect to a what is the integrated rate law expression for
a laser peripheral iridotomy is a procedure for treating an eye condition known as narrow-angle glaucoma in which
a laser is used in eye surgery to weld a detached retina back into place the wavelength of the laser beam is 470 nm
write a balanced net ionic equation to show why the solubility of mgf2s increases in the presence of a strong acid and
in a rutherford scattering experiment each atom in a thin foil can be considered a target with a circular cross section
if a student weighed out a 500 mg tablet of vitamin c measured to the nearest 0001g and recovered 0254g of ascorbic
a 195 g sample of ascorbic acid is titrated with a 089 m red dye what volume of red dye is required to reach the