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resistivity problems1 how long should a copper wire 04mm in diameter be for it to have a resistance of 10ohms the
a transformer is an electrical device that can change the voltage from one value to another based on the principle of
1a magnetic levitation train runs on two parallel rails 120m apart the rails each carry the same current i 100 times
a glass contains 025kg of water at 0c 015kg of ice also at 0c is added to water and it is noticed that after 11 minutes
why is the trachea reinforced with cartilaginous rings whats is asthma two functions of the nasal cavity
discuss three ways of creating an environment that provides psychological comfort for both patient and practiioner when
what is the horsepower required to accelerate a 400 ib car from rest to 60 mph in 10 secondsa what is the kg
what is the flow rate in gpm gallon per minute for the water to run through each of the reversible turbine generator 6
in the circuit shown the current through the 12 v battery is measured to be 706 ma in the direction showna what is the
1 a typical photovoltaic cell delivers 42times10-3 w of electric energy when illuminated with 012 w of light energy
equations describing wave dynamics and dispersion are used to deduce the following1 a wave of period 10s approaching
a pelton impulse turbine has blades designed so that the direction of the incoming water jet with speed u is reversed
1 the diagram below shows the acceleration of blood in the vasculature versus time in seconds give the time at which
given a nanowire with cross sectional dimensions of 10 nm x 10 nm what momentum would an electron in the ground state
a nucleus of helium with mass 5 amu breaks up from rest into a nucleus of ordinary helium mass 4 amu plus a neutron
imagine an electron trapped in a well that has walls that are 5nm thick and 10ev high and is 10nm wide calculate the
a radio station broadcasts at a frequency of 1mhz with a total radiated power of 5000 wattsa what is the wavelength of
1 consider an machlett dynamax x-ray tube with a tungsten target operating with an accelerating potential of 100 kv and
consider the corresponding problem for a particle confined to the right-hand half of a harmonic-oscillator potentialvx
you can assume that air resistance and other frictional forces can be ignored in this questiona define a datum for the
1 errorsthe time it takes to go from rest to 30 mph at constant deceleration can be measured to an accuracy of 1 what
what is a pseudo force explain with the help of an appropriate examplesolve the following problem using the concept of
a 50 kg object moving on a horizontal surface has an initial velocity vi50i100j when a force f acts on the object for 3
1 a uniform electric field with a magnitude of 6050 nc points in the positive x direction find the change in electric
a particle of mass m is moving on a frictionless horizontal table and is attached to a massless string whose other end