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q what are the affect does electricity have on the soilanswer-electrical current and ions are able to cause certain molecules and moisture to adhere
q what is a neutral buoyancyanswer-buoyancy is the net upward force knowledgeable by an object submersed in a fluid pascals principle utters that
q what is meant by doping the process of addition of extremely small amount of impurity into an intrinsic semiconductor is called
q a transistor is connected in ce configuration the voltage drop across the load resistance rc 3 k is 6 v find the base current the current gain
which are the specialized conductive tissues of the plants the vascular tissues of the plants are the xylem and the phloem xylem is the plant tissue
how are water mineral salts and food sugar transported throughout the plantwater mineral salts and sugar are transported throughout the plant through
where in the leaves is the photosynthetic tissue often locatedthe major photosynthetic tissue is the photosynthetic parenchyma also called as
which is the plant tissue responsible for the filling of the space between other tissuesthe plant-filling tissue is generically known as parenchyma
which are the plant tissues responsible for the supporting of the plantthe plant supporting tissues are the collenchyma and the sclerenchymathe
what are the main features of the meristematic cells why do these cells require to have a high mitotic rate meristematic cells have very thin cell
what are lateral meristems where can they be found and which type of plant growth do they promotelateral or secondary meristems are the cambium and
what is the difference between the lateral and the apical buds of the plantslateral buds are portions of meristematic tissue situated in the base of
which are the growth tissues of plants how do they categorize and where can they be foundthe growth tissues of the plants are the meristems meristems
q collector current ic20 ma and base current ib 50 a find current gain beta of a transistorbeta i c i b 20 x 10-3 50 x 10-6
how are the plant tissues classified according to their functionsplant tissues are separated into growth embryonic tissues supporting filling and
q when there is no feedback the gain of the amplifier is 100 if 5 of the output voltage is fed back into the input through a negative network find
q the voltage increase of an amplifier without feedback is 100 if negative feedback is functioned with feedback fraction 01 compute the voltage gain
q when the negative feedback is practical to an amplifier of gain 50 the gain falls to 25 compute the feedback ratioaf a 1 abeta25 50 1 50
what are the trends of the gametophyte in the evolution of plantsa tendency of the gametophyte evolution in plants has been towards the formation of
q the gain of an amplifier without feedback is 100 and the gain of an amplifier with feedback is 200 calculate the feedback fractionsolution voltage
q what is an intrinsic semiconductor give any two examples a a semiconductor which is pure as well as contains no impurity is known as an intrinsic
q the radioactive isotope 84pa214 undergoes a successive disintegration of two alpha decays and two beta decays find the atomic number and the mass
q the half life period of 84po218 is 3 minutes what percentage of the sample has decayed in 15 minutes 1 hlp 3 minutesin 15 minutes there are 3
what is the evolutionary importance of the fruits for the angiospermsthe fruits have seeds and they can detach from the plant falling on the ground
q what are leptons give examples leptons leptons are lighter particles having mass equal to or less than about 207 times the mass of an electron