B

Mass numbers of the elements A,B,C and D are 30,60,90 and 120 respectively. The specific binding energy of them are 5MeV, 8.5MeV, 8MeV and 7MeV respectively. Then, in which of the following reaction/s energy is released ? 60 8.5MeV 8MeV and 7MeV respectively. Then 90 and 120 respectively. The specific binding energy of them are [...]

A homogenous catalytic reaction takes place through the three alternative plots A, B, and C shown in the given figure. Which one of the following indicates the relative ease with which the reaction can take place? A homogenous catalytic reaction takes place through the three alternative plots A and C shown in the given figure. [...]

Find the area of the shaded region in given Fig. where arcs drawn with centres A,B,C and D intersect in pairs at mid-points P,Q,R and S of the sides AB,BC,CD and DA, respectively of a square ABCD (Use π=3.14). -q B BC C and D intersect in pairs at mid-points P CD and DA Find [...]

Charges +q, -q, +q, and -q are placed at the corner A, B, C and D respectively of a square of a side a. The potential energy of the system is 1/4pie€0 times -q and -q are placed at the corner A B C and D respectively of a square of a side a. The [...]

A,B,C,D,E, and F are conducting plates each of area A, and any two consecutive plates are separated by a distance d, The net energy stored in the system after the switch S is closed is` -e A) and any two consecutive plates are separated by a distance d and F are conducting plates each of [...]

Figure shows a network of three resistances. When some potential difference is applied across the network, thermal powers dissipated by A, B, and C are in the ratio and C are in the ratio B Figure shows a network of three resistances. When some potential difference is applied across the network thermal powers dissipated by [...]

A dielectric in the form of a sphere is introduced into a homogeneous electric field. A, B, and C are three points as shown in figure. Then A dielectric in the form of a sphere is introduced into a homogeneous electric field. A and C are three points as shown in figure. Then B December [...]

A charge Q is distributed over three concentric spherical shells of radii a, b, c (a< b < c) such that their surface charge densities are equal to one another. The total potential at a point at distance r from their common centre, where r < a, would be : A charge Q is distributed [...]

A circuit shown in the figure, is in the form of letter Y. The three terminals of the circuit A, B, C have potential 6V, 3V and 2V respectively. The potentials of node ‘O’ is? 3V and 2V respectively. The potentials of node 'O' is? A circuit shown in the figure B C have potential [...]

Two large , parallel conducting plates X and Y , kept close to each other , are given Q1 and Q2(Q1>Q2). The four surfaces of the plates are A,B,C and D , as shown (i) The charge on A is 1/2(Q1+Q2) (ii) The charge on B is 1/2(Q1−Q2) (iii) The charge on C is 1/2(Q2−Q1) [...]