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1 which kind of bond is present in a substance that conducts electricity only when it is melted or when it is dissolved
1a certain electric current is pulsating so that the current as a function of time is given byfind the constant term a0
a car of mass 800 kg moves on a circular track of radius 40 m if the coefficient of friction is 05 then what is the
a coin kept on a rotating gramophone disc just begins to slip if its centre is at a distance of 8 cm from the centre of
problem 1a ecoli swims at about 20 p111s by rotating a bundle of helical flagella if the motors were to turn 10 times
for a random variable that is normally distributed with mu 80 and mu 10 determine the probability that a simple
1-a scientist designed a medical test for a certain disease among 100 patients who have the disease the test will show
a certain mtal rod that is 40m long and 50 cm2 in cross-sectional area is foundto stretch 20cm under a tension of
suppose that a gas expands adiabatically into a vacuuma what is the work done by the gasb suppose that the total energy
(a) Water will flow in the pipe and emerges from the point C. It is considered that water flows from depth equal to the d . Here, the equivalent depth of the water is h = d +12: From equation v = gh ,
three point charges 1nc 2nc -3nc are placed in two adjacent vertices and in the center of a square with 3 meter long
bd cullity and sr stock elements of x-ray diffraction 3rd ed prentice hall 20014-9 a hull-debye-scherrer pattern is
what is the force of gravity between two objects when the mass of one of the objects is
a one meter long glass tube is open at both ends one end of the tube is dipped into a mercury cup the tube is kept
liquid ammonia flows through a 25 cm inside diameter tube which is 25 m long the ammonia flow rate is 05 kgsec the
air at 1 atm and 200 degrees celsius flows through a tube of 254 cm at a mean velocity of 10msa calculate the heat
a straight rectangular cross-sectional fin k200wmdegrees celcius 30 mm thick and 75 cm long protrudes from a flat
question 1- a stone used in the sport of curling has a mass of 180 kg and is initially at rest sitting on a at ice
f1 is 30 degrees above x axis nbspf2 is 15 degrees below x axis and 1500n f3 is 15 plus 35 degrees below xaxis nbspx
find the steady state temperature find the steady state temperature
a stone is dropped from the roof of a building 120 s after that a second stone is thrown straight down with an initial
you pull a rope oriented at a 37 angle above the horizontal the other end of the rope is attached to the front of the
find the center of mass of the earth-sun system show ow work and formulas for
awhat is the acceleration of gravity on the surface of the moon b on the surface of mars the mass of mars is 6418 x1023
what is the magnitude of the centripetal acceleration needed to make a car follow a curve of radius 500m at a speed of