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main characteristics of couplesol the main characteristics of couple1 the algebraic sum of the forces having the couple is zero2 the algebraic sum of
moment of couplesol the moment of couple is the product of the force that is one of the forces of two equal and opposite parallel forces and the arm
define and classified parallel forcessol the forces the lines of action of which are parallel to each other are called as parallel forces they do not
when the water is artificially pressurized in a water turbine what is its power and the speed of rotation of a
two kg ammonia ma at pa 300 kpa and ta -10186c and 1 kg ammonia mb at pb 300 kpa and tb 100186c are mixed in a constant
charges of 2q and -4q are fixed a distance d apart as in figure2afind electric field at the point a b and c b sketch roughly the electric field
slab hangingthree similar uniform slabs each having length 2a are resting on edge of table as shown in the figure given below if each slab is
cases of equilibriumwhat are cases of equilibriumsol as a result of the acting forces the body may be having one of the following states1 the body
equilibrium conditionswhat are equilibrium conditions for non concurrent force system sol for the equilibrium of non concurrent forces there are
resultant force with the help of momentshow do you find the position of resultant force with the help of momentssol at first find the magnitude and
resultant of non coplanar concurrent force systemhow do you find resultant of non coplanar concurrent force systemsol the resultant of non concurrent
force systemdefine non concurrent force system why we find the position of resultant in non concurrent force systemsol in equilibrium of concurrent
calculate mean effective pressure of enginea 4 stroke diesel engine is having length of 20 cm and diameter of 16 cm the engine is generating
seasoning of timberit is a process by which moisture content in a freshly cut tree is reduced to a appropriate level the durability of timber is
properties of timberproperties of good timbers are followingcolor color should be uniformodour odour should be pleasant when cut freshlysoundness
classification based on availability forest departments categorized timbers based on the availability as xmost common 1415 m3 or more per year
classification based on grading is 883-1970 classifies the structural timber into 3 grades-select grade grade i and grade ii the classification is
classification based on durability durability tests are conducted by the forest research establishment they cover test specimen of size 600 times 50
classification based on modulus of elasticity youngs modulus is resolute by conducting bending test on this basis timber is classified as
the classification as soft wood and hard wood has commercial significance the difference between soft wood and hard wood is described belowthe color
classification based on mode of growth on the basis of mode of growth trees are classified as a exogeneous and b endogeneousa exogeneous trees these
classification of timberseveral bases are considered for the classification of timbers the following are the essential basismode of growthmodulus of
timbertimber refers to wood utilized for construction works actually the word timber is derived from an old english word timbrian that means to build
uses of cementcement is utilized widely for the construction of several structures some of them are listed belowi cement slurry is utilized for
magnetic susceptibility and ferromagnetic substancesmagnetic susceptibility the magnetic susceptibility c of a substance is defined as the