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Q&A Bank >> 17 December 2014



Q : An astronaut is being tested in a centrifuge the centrifuge
Q : A carnot engine has a power output of 200 kw the engine
Q : A fisherman notices that his boat is moving up and down
Q : Class 2 lasers including many laser pointers produce
Q : A person stands on a bathroom scale in a motionless
Q : A 140 bucket is lowered vertically by a rope in which there
Q : A 0140- baseball traveling 330 strikes the catchers mitt
Q : A projectile is fired with an initial speed of 609 at an
Q : A tiger leaps horizontally from a 54 -high rock with a
Q : A solid block is suspended from a spring scale if the
Q : A 047 kg piece of wood floats in water but is found to sink
Q : A small circular hole 500 mm in diameter is cut in the side
Q : Water is flowing in a cylindrical pipe of varying circular
Q : At a point where an irrigation canal having a rectangular
Q : An ore sample weighs 170 n in air when the sample is
Q : A hunter aims directly at a target on the same level 891
Q : A 300-kg block starts from rest at the top of a 270deg
Q : Treating the siren as a point source of sound and ignoring
Q : A small moon of a giant planet has an orbital period of 177
Q : A gas is allowed to expand at constant pressure until it
Q : An astronaut with a steady heartbeat of 57 beats per minute
Q : A spherical balloon is made from a material whose mass is
Q : What is the pressure at a depth of 5000 in the ocean what
Q : A block of wood mblock 52 kg rests on a horizontal surface
Q : After emptying her lungs a person inhales 424 l of air at 0
Q : A 32 m long pendulum is released from rest when the support
Q : A bomb at rest at the origin of an xy-coordinate system
Q : A 800 box contains helium at a pressure of 150and a
Q : Consider a heat engine that operates between thermal
Q : An aluminum block slides along a horizontal surface the
Q : A reversible heat engine operates between thermal
Q : A system consisting of an ideal gas at the constant
Q : A billiard ball of mass m 025 kg strikes the cushion of a
Q : In a newtons ring experiment a plano- convex glass n 142
Q : A 106 watt motor is used to lift a 114 kg container to a
Q : A worker on top of a radar tower 218 ft high drops a wrench
Q : A metal ball with a mass of 2 g a charge of 1 uc and a
Q : A soldier has a huge contraption that notches a large 1 kg
Q : An electron has a velocity of 600 x 10 6 ms perpendicular
Q : An ambulance with a siren emitting a whine at 1530 hz
Q : A transverse wave on a string is described by the following
Q : You have a ball on a wire that is twirled in a circular
Q : As a space craft approaches a planet the rocket engines on
Q : A laser produces an average power of 55 w in a light beam
Q : A 010-kg balloon is filled with helium density 0179 kgm3
Q : Male rana catesbeiana bullfrogs are known for their loud
Q : A nuclear power plant has a maximum steam temperature th of
Q : There are two answers required for this question a rocket
Q : You have fabricated a one-dimensional well of width 12nm
Q : Distillation on a mixture of benzene and toluene is
Q : A ball is launched straight up with a speed of 2885 miles
Q : What is another reagent other than phosphoric acid that can
Q : Mercury poisoning is a debilitating disease that is often
Q : The length of a beam increases by 23mm when its temperature
Q : A lab procedure requires 350 ml of a liquid which of the
Q : A sky diver jumps out of a plane and falls freely for 78
Q : An automobile having a mass of 1000 kg is driven into a
Q : A football coach in hopes of improving his kickers
Q : If an airplane accelerates at 10 ms2 for 82 seconds how far
Q : Assuming that a neutron star has the same density as a
Q : A heat engine does 50223 j of work per cycle while
Q : A cannon fires a cannon ball at 61037 ms in a straight line
Q : An iron bar of mass 057 kg slides down a frictionless
Q : The springs of a 1200 kg car compress 50 mm when its 68 kg
Q : Which is most acidic butanoic acid marvin structure
Q : A 60 cm long rod has a 400 kg mass on one end and a 600 kg
Q : 1 the sides of a rectangular block of solid copper metal
Q : On average each person in the industrialized world is
Q : A crate of mass 102 kg is pulled up a rough incline with an
Q : A water slide launches a child horizontally above a
Q : A mixture of caco3 and cao weighing 0698 g was heated to
Q : A 1500 kg truck cruising at 200 ms approaches a 0450 km
Q : How much dry solute would you take to prepare the following
Q : A blackbody emits light with a frequency of 154 x 1014 s-1
Q : At 250 c a solution has a concentration of 3179m and a
Q : A positively charged particle of mass 660 10-8 kg is
Q : An archeologist has discovered an old artifact its
Q : Slver chloride often used in silver plating contains 7527
Q : Carbon-14 dating can be used to estimate the age of
Q : During the the a compact disc cd accelerates from rest to a
Q : Fecl3 reacts with only one of the two compounds aspirin and
Q : Two cars of equal mass collide on a horizontal frictionless
Q : A box of 300n weight is at rest at the bottom of the plank
Q : A heat pump has a coefficient of performance of 375 and
Q : George is making spaghetti for dinner he places 401 kg of
Q : A shell is fired with a horizontal velocity in the positive
Q : A solution is prepared by disolving 060 g of nicotine a
Q : A landing airplane makes contact with the runway with a
Q : The vapor pressure of pure water at 25 celcius is 238 torr
Q : Procaine hydrochloride m 27277 gmol is used as a local
Q : A 2298 g ice cube at -945 oc is place in an aluminum cup
Q : If you fill your tank with 41 of gasoline by how much does
Q : The radius of an atom of gold au is about 135 angstron a
Q : Consider the following reaction where has a mass of 14003
Q : A block of mass m is attached to a spring ofspring constant
Q : A serving of kellogs corn flakes is 00892 k by mass the
Q : A covex lens of focal length 10 cm placed 40 cm in front of
Q : Based on the following equation determine the mass of a
Q : A transverse harmonic wave travels on a rope according to
Q : A 1000 kg car is pushed up a 175 degree incline for a
Q : Two point charges are fixed on the y axis a negativepoint
Q : Water flows through a venturi meter with a pipe diameter of
Q : Ammonia is produced using the haber process in which
Q : A seagull flies at a speed of 10ms directly into the wind
Q : A 1484-kg car is moving westward with a speed of 207 ms and
Q : On a trip of 287 miles a driver maintains an average speed
Q : A speaker fixed to a moving platform moves toward a wall
Q : A bird is flying around the world at a rate of 885 ftsec
Q : A person stands at a point 510m in front of the face of a
Q : The concentration of a drug in the body is often expressed
Q : A steel cable with total length 20m and mass 100kg is
Q : A point charge of q is placed at the center of a square and
Q : A point charge of q is placed at the center of a square and
Q : A point source of light illuminates an aperture 400 away a
Q : A 10-c charge is 15 m from a second charge and the force
Q : A tennis ball is thrown out a window 28m above the ground
Q : A sled of mass 8 kg is on a frictionless slope inclined at
Q : If it takes 917 min for the concentration of a reactant to
Q : Consider a length of pipe in air take the velocity of sound
Q : The fundamental frequency of an open pipe corresponds to
Q : You dissolved three salts in the previous lab nacl cacl2
Q : A wooden block slides directly down an inclined plane at a
Q : A teacher sits on a freely rotating stool holding two
Q : A boy and girl are balanced on a massless seesaw the boy
Q : In this experiment you are adding naphthalene to
Q : A skateboarder whose mass is 57kg is moving at 37ms at
Q : A vibrating string with a uniform linear mass density
Q : You determine that the freezing point of a solution
Q : In an average human basic life processes require energy to
Q : A puck on a frictionless air hockey table has a mass of
Q : A thin rod of uniform mass density has length l 120 m and
Q : An aluminum tank of volume 00300 meters cubed is filledto
Q : Diffraction of a wave through an opening may be observed
Q : A harpsichord string of length 165 m and linear mass
Q : Nitric oxide no reacts instantly with oxygen gas to form
Q : a 1000hz sound travels through pure oxygen the
Q : At low temperatures xenon freezes to a solid having a
Q : A transverse wave on a string is described by the following
Q : The first ionization energy of lead pb is 716 kjmol if a pb
Q : The force stretching the d string on a certain guitar is
Q : The electron affinity of tin sn is -107 kjmol in this case
Q : A cart is placed on an inclined plane a wooden board which
Q : At this depth what force must the frame around a
Q : An empty 1070 kg car has its cm250 m behind the front of
Q : A rock is thrown horizontally from a tower at point a and
Q : An empty rubber balloon has a mass of 0120kg the balloon
Q : How many electrons can be removed from element 69 before it
Q : A an electron is measured to be within 10 um of a certain
Q : A solid cylinder abcd radius 0150 m height 0120 m has the
Q : A sample of potassium nitrate is collected in a 1500 ml
Q : A 209-kg log is pulled up a ramp by means of a rope that
Q : Two narrow slits 3 mm apart are illuminated with light from
Q : A 161-kg sled is being pulled across a horizontal surface
Q : At low temperatures xenon freezes to a solid having a
Q : A car starts from the bottom of a hill with a slope of 10
Q : A small electric immersion heater is used to heat 110g of
Q : A boat traveling at a speed of 12kmh takes 36 minutes to
Q : What mass of steam at 100 degrees celcius must be mixed
Q : The first ionization energy of lead pb is 716 kjmol if a pb
Q : A piece of plastic has a net charge of 200 uc how many
Q : A -42 nc charge is distributed uniformly along the x-axis
Q : The electron affinity of tin sn is -107 kjmol in this case
Q : How many electrons can be removed from element 79 before it
Q : A block of mass m1 175 kg and a block of mass m2 590 kg
Q : The magnetic field produced by an mri solenoid 30m long and
Q : A 041t magnetic field is perpendicular to a circular loop
Q : How many electrons are unpaired in the lowest energy
Q : A record breaking steam powered car needs to turn 525
Q : An engine absorbs 168 kj from a hot reservoir at 277degc
Q : A 450-n force stretches a vertical spring0250 ma what mass
Q : Cynthia lives 50 miles from grossmont college assuming that
Q : An electron moving through an electric field experiences
Q : During a servere episode of air pollution the concentration
Q : Use the exact values you enter in previous answers to make
Q : What is the electric force between a glass ball with 20
Q : A 63-kg water skier is pulled up a 140deg incline by a rope
Q : Lasers are classified according to the eye-damage danger
Q : An aqueous solution of a soluble compound a nonelectrolyte
Q : If a measurement of an electrons energy takes 96 ns 96
Q : Discuss thermometers absolute temperature thermal joints
Q : A laser produces an average power of 55 w in a light beam
Q : A buffer that is 0210 m in acid ha and 0172 m in the
Q : Your university radio station has a 55 kw radio transmitter
Q : A 180 g copper bowl contains 185 g of water both at 200degc
Q : Solder is used in the electronics industry because it has a
Q : A particle moves along the x axis its position varies with
Q : Youre planning to study in europe and you want a
Q : Consider a buffer that is 0155 m in lactic acid and 0155 m
Q : The springs of a 1400 kg car compress 40 mm when its 68 kg
Q : An oak barrel with a lid of area 020 m2 is filled withwater
Q : What is the fractional decrease in pressure when a
Q : The freezing point of ethanol c2h5oh is -1146 degrees
Q : Consider the double delta-function potentialvx -alpha
Q : When the relative humidity is 49 and the temperature is
Q : The solubility of oxygen gas in water at 25 celcius and 10
Q : Two small identical conducting spheres are placed with
Q : A 355 ml can od diet soda contains 55 mg of sodium how many
Q : A proton accelerates from rest in a uniform electric field
Q : The intensity levels of two people holding a conversation
Q : Two point charges q1 590 nc and q2 170 nc are separated
Q : A force of 1250n is needed to move a crateweighing 3270n up
Q : A child sits on a rotating merry-go-round 23 m from its
Q : De-orbit maneuvers are done to lower the perigee of the
Q : A thermos contains 140 cm3 of coffee at 85deg c to cool the
Q : A 75-kg athlete does a single-hand handstand if the area of
Q : A sprinter explodes out of the starting block with an
Q : A water dispenser for pets has an inverted plastic bottle
Q : Activity-based costing batch-level variance analysis jo
Q : A nickel crystal is used as a diffraction grating for
Q : Since each rolling wheel of a railroad train is tapered the
Q : Suppose a 170-kg motorcycle has two wheels and is heading
Q : Find the terminal speed of man falling through earths
Q : If the tension in the string is increased by 14 what will
Q : The following transactions were selected from among those
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Q : This is given from my notespower generationoil - 40
Q : The accounting records of maura grayson architect pc
Q : Your tube is a half meter long with both ends closed the
Q : Tingey industries sells merchandise on a consignment basis
Q : Batman mass 91kg jumps straight down from a bridge into a
Q : Archer construction company began work on a 420000
Q : A stone is tied to a string length 0950m and whirled in
Q : You are given the task to determine the volume of an
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Q : A 130 kg bucket of water of is suspendedby a rope wrapped
Q : Radiation from a star reaches a planets surface at an
Q : A sample of an unknown material appears to weight 300n in
Q : What is the angular velocity of a 50 kg diver who changes
Q : Two balls with masses of 20 kg and 60 kg travel toward
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Q : A package of aluminum foil contains 100 square feet and
Q : A steel tube which is closed at both ends is filled with
Q : A 60 solution of kno3 is composed of water the solvent and
Q : Two objects push on each other the first object has a mass
Q : A projectile that is fired from a gun has an
Q : What is ideal efficiency calculate the ideal efficiency of
Q : Zinc ii and the ligand l form 11 complex that absorbs
Q : A find the rms speed of a helium molecule at 280 kb find
Q : Suppose that the object rolls withoutslipping if the size
Q : Several doctors are considering the purchase of a small
Q : If the aspirin crystals were not completely dried before
Q : An air bubble is expelled by an underwater diver at a depth
Q : A flask with a volume of 240l provided with a stopcock
Q : When an apple falls from a treeand strikes the ground
Q : 2500 j of heat is added to a system and 1800 j of work is
Q : Heinen wholesale corp uses the lifo cost flow method in the
Q : A student performed the reaction of this experiment
Q : If the distance to a point source of sound is doubled by
Q : A 13 g bullet traveling 226 ms penetratesa 20 kg block of
Q : The highest-energy photons emitted by a hydrogen atom have
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Q : Consider a spherical asteroid with a mass of 600times1015
Q : A flat coil of wire is used with an lc-tuned circuit as a
Q : Lower-of-cost-or-market-journal entries dover company began
Q : A 2 kg mass is attached to a rope that that is swung in a
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Q : A circular coil enclosing an area of 160 cm2 is made of 190
Q : A hockey goalie in full gear has a mass of 100kg a 0145 kg
Q : A block with mass m 60 kg is attached to two springs with
Q : A 100kg box having an initial speed of 30ms slides along a
Q : A block is projected up a frictionless inclined plane with
Q : Use the virial theorem to derive the bonnor-ebert
Q : A bat strikes a 0145-kg baseball just before impact the
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Q : A 500 gram mass oscillates with an amplitude 90cm and a
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Q : A wall clock has a minute hand with a length of 055 m and
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Q : The one-dimensional parity operator pi is defined by pi psi
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