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air in a diesel engine cylinder is quickly compressed from an initial temperature of 20 degc an initial pressure of 1
before embarking on a car trip from michigan to florida to escape the winter cold you inflate the tires of your car to
a charge of 80nc is uniformly distributed along the x axis from x 0 to x 20 m determine the magnitude of the electric
the sun is approximately a sphere of radius 6963 105 km at a mean distance a 1496 108 km from the earth the solar
a 112-kg aluminum pot contains 225 l of water both pot and water are initially at 191 degc how much heat must flow into
you are going to lift an elephant mass 26 103 kg over your head 19 m vertical displacementa calculate the work
in the following exoergic nuclear reaction12d 13t 01n 24hewhat percentage of the initial mass is converted into
a ladder 58 m long leans against a wall inside a spaceship from the point of view of a person on the ship the base of
a tv remote control emits ir light if the detector on the tv set is not to react to visible light could it make use of
what is the speed of a beam of pions if their average lifetime is measured to be 440 x 10-8 s at rest their lifetime is
a supertrain of proper length 205 m travels at a speed of 087c as it passes through a tunnel having proper length 74 m
the resolution of the eye is ultimately limited by the pupil diameter what is the smallest diameter spot the eye can
the headlights of a pickup truck are 133 m apart what is the greatest distance at which these headlights can be
white light 380nm-750nm strikes a diffraction grating 770 linesmm at normal incidence what is the highest-order visible
the diffraction pattern shown in the figure is produced by passing laser light 620 nm through a single slit and
a white light beam shines directly on a very thin oil film that floats on water where the incident beam normal to the
an underground explosion sends out both transverse s waves and longitudinal p waves mechanical wave pulses seismic
the longest string a thick metal wire on a particular piano is 20 m long and has a tension of 3000 n it vibrates with a
nichrome wire of cross-sectional radius 0754 mm is to be used in winding a heating coil if the coil must carry a
a portion of a soap bubble appears green wavelength 500 nm invacuum when viewed at normal incidence in white light
you have probably never noticed time dilation effects in everyday life do some calculations to see why this isa
a spacecraft moves past a student with a relative velocity of 90 c if the pilot of the spacecraft observes 10 min lapse
a 80 cm diameter solenoid is wound with 2000 turnsm the current through solenoid is given buy i 100 sin120pit what is
the pendulum of a regulator clock consists of a mass of 12kg at the end of a massless wooden stick of length 44mwhat is
in a torus of inner radius 10m and outer radius 15m a toroidal magnetic field of strength 50 tesla is required in the