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a simple harmonic oscillator has spring constant k 66nm amplitude a 12cm and maximum speed 46mspart a whats the
recalling that an object smaller than the wavelength illuminating it cannot be seen what is the minimum kinetic energy
a mass-spring system undergoes simple harmonic motion with amplitude apart a what fraction of the systems energy is
a 111-kg cylinder rolls without slipping on a rough surface at an instant when its center of gravity has a speed of 103
a voltaic cell is made by placing an iron electrode in a compartment in which the fe2 concentration is 45 x 10-5 m and
a mass-spring system has k 552nm and m 0405kgpart a find the frequency of its simple harmonic motionpart b find the
calculate the temperature at which a tung- sten filament that has an emissivity of 025 and a surface area of 66times105
assume all temperatures to be exact ice initially at 0 is added to 050l of tea at 18c to make the coldest possible
the intensity level of an orchestra is 82 db a single violin achieves a level of 70 db how does the intensity of the
the eeg physicians use electroencephalograms eegs to study electrical oscillations in the human brain so-called beta
after 600 kg of water at 773 oc is mixed in a perfect thermos with 300 kg of ice at 00 oc the mixture is allowed to
what is the cu2 concentration at 25c in the cell zn s i zn2 10m ii cu2 aq i cus the cell potential is 104 v the
a uniform bar balances 266 cm from one end when a 0740 kg mass is hung from that end that balance point moves 856 cm
a 125kg- ball begins rolling from rest with constant angular acceleration down a hill if it takes 360s for it to make
1 what is avogadros number represent2 how many atoms of xenon are there in one mole of xenon3 differentiate empirical
a typical decibel level for a buzzing mosquito is 40 db and normal conversation is approximately 50 db how many buzzing
after a 0250-kg rubber ball is dropped from a height of 180 m it bounces off a concrete floor and rebounds to a height
problem 1using graphing strategy plot the graph of the function fx 2x3 3x2 -12xproblem 2the daily demand equations for
a billiard ball moving at 600 ms strikes a stationary ball of the same mass after the collision the first ball moves at
one hundred turns of insulated copper wire are wrapped around an iron core of cross-sectional area 0100 m2 the circuit
a tennis player receives a shot with the ball 0060 0 kg traveling horizontally at 555 ms and returns the shot with the
given this reaction at equilibrium n204- 2n02 calculate the equilibrium constant keq if the concentration of n204 and
a 470 kg woman stands up in a 700 kg canoe of length 500 m she walks from a point 100m from one end to a point 100m
a worker pushing a 350-kg wooden crate at a constant speed for 115 m along a wood floor does 320 j of work applying a
a nozzle of inner radius 100 mm is connected to a hose of inner radius 797 mm the nozzle shoots out water moving at 250