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suppose vector e vector a - vector b where vector a 20m at 300 degrees from positive x axis and vector b 1200
a 74nbspkg student consumes 2500 cal each day and stays the same weight one day he eats 3500 cal and wanting to keep
an ideal gas is enclosed within a container by a moveable piston if the final temperature is two times the initial
a car starts from rest at a stop sign it accelerates at 20mss for 90s and then slows down at a rate of 15mss for the
heather is standing on a bridge 50m above a river she throws a rock straight down with speed of 20ms how much time
a rifle is aimed horizontally at a target 50m away the bullets hits the target 20cm below the aim point what was the
determine the work done by 200 kg of water when it is all boiled to steam at 100 c assume a constant pressure of 100
a vector is actually a composition of n component vectors added together where n is the number of dimensionsimagine two
an infinite sheet with a charge density of -54 micro-coulombsm2 is placed on a horizontal surface a point charge of 67
keplers second law of planetary motion describes how a planets speed can change as it orbits the sun in one of two
the coefficient of friction between two materials is 025 a 150 kg object made of one of the materials is being pulled
a submarine dives to a depth of 1131 metersnbspin the oceannbspwhat is the force in newtons acting on a hatch that has
a test tone used on a radio has a frequency of 955 hz what is the wavelength of this sound in air at averagenbsproom
what does the quality factor and efficiency of conversion represent what are there importance which one represents a
two force vectors are placed on the force tableforce vectors are placed on the force tablenbspforce 1nbspis 520g at
consider two concentric spherical conducting shells the smaller shell has radius a 05 m and charge 5 micro c on it
what are the advantages and disadvantages of using a spring scale to measure
anbspfrom a wire of length i0nbspand a cross-section of area a depends weight body w a show that if the wire obeys the
anbspat the end of a horizontal spring of constant k 400 n m the object is mass m 100g and performs a simple
a point charge of 4 micro-coulombs is placed inside a parallel plate capacitor with anbspcharge density of 39
please help me with coming up with ideas1 consider the following questionnbspa headlamp has one led takes three
1 give an example of a physical situation where a force does work explain why work is done in this situation2 give an
carlos and cathy are standing still at the bottom of the stairs in the ltb both climb the stairs to the mezzanine and
how do geologists determine the age of a fault line what types of evidence specifically are
is the gas constant 8314jmolk or 8314jmolk i am trying to find the correct r to use it in integration to calculate work