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assuming the density of seawater is 103 gcm3 find the total weight of water on top of a nuclear submarine at a depth of
water is the working fluid in an ideal rankine cycle with superheat and reheat steam enters the first-stage turbine at
damping is negligible for a 0125-kg object hanging from a light 630-nm spring a sinusoidal force with an amplitude of
very fine smoke particles are suspended in air the translational rms speed of a smoke particle is 28 x 10-3 ms and the
carbon disulfide cs2 has a vapor pressure of 300 torr at room temperature almost half of atmospheric pressure a sample
a syringe of volume 200 ml has just been used and now lies empty on the doctors desk the pressure in the office is
one mole of gas obeys van der waals equation of state and allowed to expand isothermally from v1 to v2 derive equation
the rms speed of the molecules of a gas at 137degc is 183 ms calculate the mass of a single molecule in the gasanswer
a geiger-muller tube is a type of gas-filled radiation detector it can detect particles like x-rays alpha particles and
a typical steel b-string in a guitar resonates in its fundamental frequency at 240 hertz the length of the string is
a spring attached to the ceiling of an elevator is 10 cm long when nothing is hanging from it it is 12 cm long when a
one of the predicted problems due to global warming is that ice in the polar ice caps will melt and raise sea level
the amplitude of a lightly damped oscillator decreases by 49 during each cycle what percentage of the mechanical energy
transmission electron microscopes that use high-energy electrons are employed in many areas including the study of
a bead of mass m slides on a frictionless wire under the influence of gravity the wire has a parabolic shape and
a harmonic oscillator consists of a mass of 1g on a spring its frequency is 1hz and the mass passes through the
an atwoods machine consists of blocks of masses m110 kg and m220 kg attached by a cord running over a pulley the
a 0300 kg puck initially at rest on a horizontal frictionless surface is struck by a 0200 kg puck moving initially
consider a simple pendulum of length l and mass m placed in a rail-road cart that has constant acceleration a in the
the h2o molecule is an asymmetrical rotor with rotational constants 27833cm-1 03951 cm-1 and 03505 cm-1 calculate the
the no molecule has a doubly degenerate electronic ground state and a doubly degenerate excited state at 1211 cm-1
mary e is a 30 year old female who recently started having symptoms of muscle weakness she says that she gets fatigued
on a horizontal axis attached a flywheel and lightweight pulley with radius of 5 cm on the pulleh is reeled with a cord
a young physicist wants to send radio signal to two separate cities a and b however the signals being sent to one city