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actually vectors are divisible but not directly a vector is multiplied by the inverse of the vector to be dividedin other way its magnitude an be
why is the kinetic energy of the system minimum in the frame of the center of mass for any number of particlessolution the kinetic energy of any
because forcedpdt and force0 in first law of motiongt dpdt0gt pconst or linear momentum is
what is an asteroid comet dwarf planet with respect to their mass moment of inertia and dimensionans dwarf planet is lightersmaller than a planet
friction is a microscopic constant and so macroscopic level area does not matterbut area would matter if the object were putting under study was
a satellite is goes form the surface of earth vertically and then is turned horixontally in space as it requires to revolve around the
if hydrogen atom is in an energy level represented by n4how many spectral lines are possible in its emission spectrumsolution there is a formula for
energy difference is maximum between which of the consecutive energy levels in an atom solution according to the line spectrum of hydrogen maximum
the ca2 and mg2 ions in hard water form scum with soap therefore they dont form lather and therefore dont clean the
equation of line joining00and point of intersection of x2y22xy4 3x25y2-xy7 is solution the two equations above represent pair of straight lines we
a thin rod of length 1 m is fixed in a vertical position inside a train which is moving horizontally with constant acceleration 4 ms2 a bead can
two resistances have lengths in the ratio 14 and radius 12specific resistances in ratio 31 compare their resistancessolutiongiven lengths
the specific resistance of copper is 17ohm find the resistance of copper wire of length 10m and diameter 1mmsolution rrholaso ou have rhol and
two or more different types of monomers joined together to form giant molecule is called coopolymerisationex--- nylon66 --it is a
ribo nucleic acid contains oh group at second carbon where as deoxyribo nucleic acid lacks oh group at second carbondna is double standed helix
here we know x can only be 1 or -1 so if it is 1 ans is 2if x is -1 for n even ans will be 2if x is -1 and n is odd ans will ne -2so we can see
when p type and n type semiconductor are joined or connected it is called p-n junctionin p-n junction the holes from p-type diffuse to n-type and
kinematic chain related to an assembly of rigid bodies connected by joints that is the mathematical model for a mechanical system as in the familiar
the bubbles shape is spherical so as to reduce the surface tension with the given volume of liquidspherical surface only fits i minimizing the
menerals are naturally occurring inorganic solids with a crystalline structure and a definite range of chemical formula ores are concentrations of
ch3-chbr-ch2-chcl-ch31 2 3 4 5 br abd cl are side
a mass m rotating freely in a horizontal circle of radius 1 m on a frictionless smooth table supports a stationary mass 2m attached to theother end
an oven is turned on at a room temperature of 20c and it takes 10 min to reach a temperature of 190ca try of cookies is placed in the oven to bake
castor brought 6 34 carat cakes to share with 26 students did castor bring enough for each student to have 14 of
topic 1 statistical studies find two different news stories in a mainstream media source cnn foxnews newsweek etc that cite data from a