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The dimentionless henery's constant for trichlorothene (TCE) at 23C is 0.4LH2O/Lair. A sealed glass vial is prepared that has a volume of 4ml, overlying an aqueous(water)volume of 36 ml.
An electric field varies in space according to this equation E(x) = a x e^-bx, where a = 1.353 N(Cm)^-1 and b = 0.847 m^-1. What is the potential difference between the points at x = 0 and x = xmax?
The pH of ocean water is about 8.1. If it changes as expected over the next century it may drop by 0.3 to 0.5 pH units. What percentage difference in the hydrogen ion concentration will this make?Is
A block slides down a frictionless plane having an inclination of θ=15.0 degree.The block starts from rest at the top, and the length of the incline is 2.00 m .
In a circus act, an 18kg dog is trained to jump onto a 3.0 kg skateboard moving with a velocity of 0.14 m/s. At what velocity does the dog jump onto the skateboard if afterward the velocity of the d
A mixture of p-nitrophenol and o-nitrophenol can be separated by steam distillation. The o-nitrophenol is steam volatile, and the para isomer is not volatile. Explain. Base your answer on the abilit
Solution, A and b liquids on mixing produced a warm solution.Which type deviation is there and why is that type of deviation
What are the charge density and total charge on each plate? Draw the equipo- tential surfaces at 0.10 V and 0.20 V.
A mixture of ordinary hydrogen atom and tritium, a hydrogen isotope whose nucleus is approximately 3 times more massive than ordinary hydrogen, is excited and spectrum is observed . How far in wavel
Find the force necessary to start the crate moving, given that the mass of the crate is 32 and the coefficient of static friction between the crate and the floor is 0.57.
Take a ride on the Physics Phantasm, the newest frictionless roller coaster at Six Phlags. The ride starts off from rest with a steep drop from 41.0 m up, followed by a vertical loop on a track with
A 47.0 g golf ball is driven from the tee with an initial speed of 52.0 m/s and rises to a height of 25.2 m. (a) Neglect air resistance and determine the kinetic energy of the ball at its highest poin
Relative to the ground, what is the gravitational potential energy of a 62.0 kg person who is at the top of the Sears Tower, a height of 443 m above the ground?
A skier slides horizontally along the snow for a distance of 12 m before coming to rest. The coefficient of kinetic friction between the skier and the snow is µk = 0.080. Initially, how fast w
A 0.073 kg arrow is fired horizontally. The bowstring exerts an average force of 75 N on the arrow over a distance of 0.90 m. With what speed does the arrow leave the bow?
In 9.5 s a fisherman winds 2.1 m of fishing line onto a reel whose radius is 3.0 cm (assumed to be constant as an approximation). The line is being reeled in at a constant speed. Determine the angul
One diver runs off the edge of the cliff, tucks into a "ball," and rotates on the way down with an average angular speed of 1.4 rev/s. Ignore air resistance and determine the number of revolutions s
During braking, the angular displacement of each wheel is +13.0 revolutions. (a) How much time does it take for the bike to come to rest?
An electric circular saw is designed to reach its final angular speed, starting from rest, in 1.40 s. Its average angular acceleration is 325 rad/s2. Obtain its final angular speed.
An RCL series circuit has a 18-ohm resistor, a 0.050-H inductor, and a 1.5x10-4 F capacitor. The generator has an rms voltage of 240 volts. What is the rms current in the circuit when the generator
A horizontal wire that is 4.4 m long is exposed to a uniform external magnetic field of magnitude 79 mT (millitesla). The external field is directed at an angle of 39o below the horizontal.
A circular coil of wire carries a current of 22 A. The radius of the loop is 9.0 cm, and the magnitude of the magnetic field at the center of the loop is 6.0 mT (millitesla). How many turns does the
A farsighted man has a contact lens prescription of +2.8 diopters, enabling him to see items in focus when they are no closer to his eyes than 28 cm. What is his near point when he is not wearing th
A spaceship lifts off vertically from a planet where g = 7.0 m/s2. If the ship has an upward acceleration of 1.8 m/s2 as it lifts off, what is the magnitude of the force exerted by the ship on its pil