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use of multicylinder engineif in a multi cylinder engine power strokes are staggered the limitation of flywheel can be overcome to a large extent.
basic engine design considerationseffect of engine sizethe two parameters involved are the diameter d and stroke l of the engine. the effect of
firing orderif in multi cylinder engines various cylinders are made to fire one after the other interference between adjacent cylinders would occur
comparison of petrol engines and diesel engines1. in petrol engine a mixture of air and petrol is drawn into the cylinder and
four stroke diesel enginethe cycle of events that takes place in a four -stroke diesel engine has been shown. unlike the petrol which drawn in a
comparison of 2-stroke and 4-stroke engines two-stroke engine possesses the following advantages over the four stroke type1.
working of i.c. enginebasically there are 2 types of internal combustion engines the two stoke type and the 4-stroke type. a brief description of
engine cyclesthe two commonly used cycles on which the i.c. engines operate are1otto cycle. 2 diesel cycle.1 otto
engine torqueit is the force of rotating action about the crankshaft axis at any given instant of time. it is given by
hello sir i am a final year b.e student...now i am in the stage of doing a project...please give me some ideas in the field of aerodynamics for doing
if a single energy eigen value corresponds to more than one eigen function then degeneracy is said to be exist and the number of wave function
wave function is a complex quantity which itself has no physical significance. but square of its magnitude gives the probability of finding a
according to this it is impossible to specify precisely and simultaneously two physical quantities those are canonically conjugate to each other and
when a beam of monochromatic x ray is incident on a graphite block it get scattered and scattered wavelength is larger than that of the incident
when light of frequency greater than threshold frequency fall on a metal surface electrons are emitted out from metal surface this effect is known as
q. what do you mean by diffraction? distinguish between fresnels and fraunhofers classes of diffraction.ans. the phenomena of diffraction in case
it consists o a source of x ray with a number of collimated slits. crystal under investigation is mounted on a table and the position of this table
q. explain braggs law. a monochromatic x-ray is incident on a crystal. by rotation the crystal two successive reflections are obtained at angles
q. explain rayleigh criterion of resolution. what is meant by resolving power of grating?ans. resolving poweri meaning of resolution the
q. with necessary theory explain the formation of spectrum by a plane transmission grating when composite light falls on itorhow does plane
q. what is a normal spectrum? show that grating spectrum is a normal spectrum.ans. normal spectrum and the dispersive power of grating is defined as
q. distinguish between fresnels and fraunhofers classes of diffraction. show that the relative intensities of successive maxima of fraunhofer
applications -1 electron microscopy is widely used in metallurgy biology material science physics chemistry and
electron microscopethe development of the electron microscope was based on theoretical work done by louis de broglie who found that wavelength is
a diffraction grating is an optical element that diffracts light into its constituent wavelength colors. it is an excellent device used in laboratory