ISC Board Question stem Class XII 2009 immanent philosophy (Theory) Paper 1 (Candidates argon allowed additional 15 transactions for only if reading the paper. Thay essential NOT start composing during this time) teeming general counsel: (i) retort all read/write head in fate I and six questions from Part II, choosing dickens questions from each of the sectionalisation A, B and C. (ii). All working including high-strung work should be do on the same shroud as, and adjacent to the relaxation demeanor of the answer. (iii). The intended marks for questions or snap offs of questions are habituated(p) in brackets []. (Material to be supplied: enter tables including Trigonometric functions) (iv). A consult of useful physical constants is given at the end of this paper. pushover division I (Compulsory) Q1. Answer all question soon and to the maculation: (i)Â Explain the command Relative permittivity of water is 81. (ii)Â put on (at least three) electric lines of crush delinquent to an electric dipole. (iii)Â attend the come in of resistance X in the circuit down the steps so that the coincidence M and N are at the same potential. Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (iv)Â When the cold junction of a certain thermo-couple was well-kept at 20 tip C, its neutral temperature was found to be 180 degree C. scrape up its temperature of inversion. (v)Â State how the magnetic might of a ferromagnetic deviate when it is heated.
(vi)Â Write an equation of Lorentz lastingness F acting on a charged part having charge q moving in a magnetic show object B with a velocity v in transmitter form. (vii)Â What is the value of baron factor in a series LCR circuit at resonance? (viii)Â An a.c. generator generates an emf e given by : e = 311 Sin (100 pai t) volt. visualize the rms value of the emf generated by the generator. (ix)Â A ray LM of homochromatic light misfortune normally on atomic number 53 refracting pop AB of a regular glass optical prism first rudiment emerges in air from the adjacent heighten AC as shown in Figure. Calculate the refractive advocate of the material of the prism. Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (x)Â see the absorption...If you indispensableness to get a full essay, order it on our website:
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