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A compound MpXq has cubic close packing (ccp) arrangement of X. Its unit cell structure is shown below
The empirical formula of the compound, is
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The arrangement of X- ions around A+ io in solid AX is given in the figure (not drawn to scale). If the radius of X- is 250 pm, the radius of A+ is
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In figure are shown charges q1 = + 2 × 10–8 C and q2 = – 0.4 × 10–8 C. A charge q3 = 0.2 × 10–8 C in moved along the arc of a circle
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The graph shows the behaviour of a length of wire in the region for which the substance obeys Hooke’s law. P and Q represent
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What will be the equivalent resistance of circuit shown in figure between points A and D [CBSE PMT 1996]
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The relationship between force and position is shown in the figure given (in one dimensional case). The work done by the force in displacing a body from x=1 cm to x= 5 cm is
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Current flows due north in a horizontal transmission line. Magnetic field at a point P vertically above it directed
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A wire in the form of a square of side a carries a current i. Then the magnetic induction at the centre of the square wire is (Magnetic permeability of free space = m0)
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Figure shows the cress sectional view of the hollow cylindrical conductor with inner radius 'R' and outer radius '2R', cylinder carrying uniformly distributed current along it's axis. The magnetic induction at point 'P' at a distance 3R/2
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Find out the magnitude of the magnetic field at point P due to following current distribution
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A wire abc is carrying current i. It is bent as shown in fig and is placed in a uniform magnetic field of magnetic induction B. Length ab = l and ∠abc = 45o
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Wires 1 and 2 carrying currents f1 and f2 respectively are inclined at an angle θ to each other. What is the force on a small element dl of wire 2 at a distance of r from 1 (as shown in figure) due to the magnetic field of wire 1
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Find magnetic field at centre O in each of each of the following figure
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In pressure-volume diagram given below, the isochoric, isothermal, and isobaric parts respectively, are
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A thermodynamic process is shown in the figure. The pressures and volumes corresponding to some points in the figure are: PA=3 x 104Pa, PB=8 x104 Pa and VA= 2 x 10-3m3, VD=5 x 10-3m3
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Three particles A, B and C of equal mass are moving with the same velocity v along the medians of an equilateral triangle. These particle collide at the centre G of triangle. After collision A becomes stationary, B retraces its pat
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A sphere of mass 0.1 kg is attached to a cord of 1m length. Starting from the height of its point of suspension this sphere hits a block of same mass at rest on a frictionless table, If the impact is elastic, then the kinetic energy of the block after the collision is &
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AB is a wire of uniform resistance. The galvanometer G shows no current when the length AC = 20 cm and CB=80cm . The resistance R is equal to
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