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is the ventricle lumen larger during systole or during diastolesystole is the stage of the cardiac cycle on which the ventricles contract so the
q what are secondary cells give an examplei they are rechargeableii the chemical reactions which take place in secondary cells are reversibleiii the
what is the valve that separates the aorta from the heart what is the importance of that valvethe valve among the left ventricle and the aorta is the
what is the function of the left ventricle where does the blood go after leaving the left ventriclethe function of the left ventricle is to get blood
to which heart chamber does the blood go after leaving the left atrium what is the valve that separates these compartmentsthe arterial blood that has
do the arteries that carry blood from the heart to the lungs have arterial or venous blood what happens to the blood when it passes through the
what is the valve that separates the right ventricle from the pulmonary artery why is that valve significant the valve that divides the right
q define the temperature coefficient of resistance the ratio of raise in resistance per degree rise in temperature to its resistance at 0oc is called
what is the function of the right ventricle to where does the right ventricle pump the venous bloodthe function of the right ventricle is to get
which is the first human heart chamber into which blood enters where does the blood go after passing that chamber what is the name of the valve that
q the colour codes of a carbon resistor are yellow yellow orange tolerance is 5 find the resistancethe initial yellow ring corresponds to 4 the
q if 625 x 10 18 electrons flow through a given cross-section in unit time find the current solution current i q t ne t 625 x 10 18x 16 x 10 -19
q what is superconductivitythe capability of certain metals their compounds and alloys to conduct electricity with zero resistance at very low
q define current density give its unitthe amount of charge passing per unit time through unit area taken perpendicular to the direction of flow of
q the resistance of a platinum wire at 0oc is 4 omega what will be the resistance at 100oc if the temperature coefficient of resistance is 00038oc
q the resistance of a nichrome wire at 0oc is 10 omega if the temperature coefficient of resistance is 0004oc find its resistance at boiling point of
q state faradays laws of electrolysis first law the mass of a substance unconventional at an electrode is directly proportional to the charge passing
q compare the emf and the potential difference comparison of emf and potential difference1 the difference of potentials among the two terminals of a
q state kirchoffs second law in electricity kirchoffs second law voltage law the algebraic total of the products of resistance as well as current in
q state kirchoffs first law in electricity kirchoffs first law current law the algebraic total of the currents meeting at any junction in a circuit
q give any three applications of the superconductorsi high efficiency ore-separating machines may be built using superconducting magnets which can be
q state ohms law at a steady temperature that the steady current flowing through a conductor is directly proportional to the potential difference
q define mobility give its unitthe mobility is defined as the drift velocity obtains per unit electric field the unit of a mobility m2v 1s
q define drift velocitydrift velocity is described as the velocity with which free electrons get drifted towards the positive terminal when an
q find the electric potential at a distance 009 m from a charge of 4 x 10-7 c the electric potential v 14piepsilono q r 9 x 109 x 4 x 10-7 9 x