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An element 'A' forms 2 oxides , the weight ratio composition in them, A:O =[ x : y ]in the first oxide and... [ y : x ] in the second oxide. If the equivalent weight of 'A' in the first oxide is 10.33 , calculate the equivale ...
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IF ENERGY OF A PARTICLE IS 'U' AT THE ORIGIN ..AND the object's movement is restricted along the X axis only ..such that U= Log |1+e2x| J DERIVE THE CONDITION FOR FOLLOWING TYPES OF EQUILIBRIUM : 1) stable 2) unstable 3) neut ...
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What are the types of equilibrium ? If an object's base is inclined to the ground at angle β .. and the dimensions of this object are a , b=base , and c (= longer than a) with volume density = Ω ..find the kind of equilibri ...
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The electric potential decreases uniformly from 120 V to 80 V as one moves from x= - 1 cm to x= + 1 cm.THE ELECTRIC FIELD AT THE ORIGIN IS : A)must be = 20V per cm B)may be = 20V per cm C)may be greater than 20V per cm D)may ...
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∞ Σ xn+1 = x2/(1-x) n=1 ...
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What maximum volume of 3M KOH can be prepared from 1L each of 1M KOH and 6M KOH .... (1) By using water (2) Without using water ...
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If Sn denotes the sum of the products of the first n natural numbers taken two at a time, then find the sum of the infinite series : ∞ Σ Sn/(n+1)! n=1 ...
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If a proton moves with a velocity 'v' parallel to a current carrying wire,a magnetic FORCE acts on it.If the same particle is seen from a frame moving with an identical velocity in the same direction then.... 1)Will the magne ...
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WHAT mass of 60% HCl (by mass) is required to completely react with 0.2 mol of zinc.The reaction is : Zn +2HCl -> ZnCl2+H2 ...
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2.76 gm of silver carbonate on heating strongly gives residue weighing? (Gram atomic mass of silver is 108 gm) ...
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15.00 gm of a compound Na2SO4.xH2O contains 2.36*1023 H2O molecules.Find out the value of 'x' ...
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Two jars A and B of equal capacity contain 10g of oxygen and 10g ozone respectively.Is the number of molecules equal in both jars?Which jar has greater number of atoms?Write the equation governing both parts or find the anoma ...
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a river is flowing from w to e at a speed m units.a man on the south bank of river ,capable of swimming at n units in still water,wants to swim across the river in shortest time.derive the expression to find out the direction ...
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water drops fall at regular intervals from a roof.at an instant when a drop is about to leave the roof, the seperations between 3 succesive drops below the roof are in the ratio: a)1:2:3 b)1:4:9 c)1:3:5 d)1:5:13 ...
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how to solve this?? if the rod is cylindrical..how can we find the min flux? ...
