Physics-
General
Easy
Question
In the circuit, all capacitor are identical, each of capacity 
and they are infinite in number. If AB is connected to a battery of 10V then the charge drawn from the battery is :
The correct answer is:
Related Questions to study
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The equivalent capacity between A and B in the given circuit is 
, 
The equivalent capacity between A and B in the given circuit is ,
Physics-General
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Two charges 
and 
Coulombs are shown in fig. A third charge 
coulomb is moved from point R to S along a circular path with P as centre. Change in potential energy is
Two charges and Coulombs are shown in fig. A third charge coulomb is moved from point R to S along a circular path with P as centre. Change in potential energy is
Physics-General
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Three concentric spherical metal shells A, B, C of radii a, b, c(c>b>a) have surface charge density 
and 
respectively. The potential of the middle shell is 
times
Three concentric spherical metal shells A, B, C of radii a, b, c(c>b>a) have surface charge density and respectively. The potential of the middle shell is times
Physics-General
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A charge ' q ' is distributed over two concentric hollow conducting sphere of radii r and R(>r) such that their surface charge densities are equal. The potential at their common centre is
A charge ' q ' is distributed over two concentric hollow conducting sphere of radii r and R(>r) such that their surface charge densities are equal. The potential at their common centre is
Physics-General
Physics-
The lines are equipotential lines. The X and Y components of electric field are 
in V/m)
The lines are equipotential lines. The X and Y components of electric field are in V/m)
Physics-General
Physics-
Two point changes 
and 
are placed at distances b=1am and a=2cm from the origin on the y and x axes. The electric field vector at point P(a, b) will subtend an angle ' 
' with the x - axis given by
Two point changes and are placed at distances b=1am and a=2cm from the origin on the y and x axes. The electric field vector at point P(a, b) will subtend an angle ' ' with the x - axis given by
Physics-General
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Three charges 
and 
are placed as shown in the figure. The x-component of the force on 
is proportional to
Three charges and are placed as shown in the figure. The x-component of the force on is proportional to
Physics-General
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Two parallel sheets 1 and 2 carry uniform charge densities 
and 
, as shown in the figure. The magnitude of the resultant electric field in the region marked I is 
.
Two parallel sheets 1 and 2 carry uniform charge densities and , as shown in the figure. The magnitude of the resultant electric field in the region marked I is .
Physics-General
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A charge q is placed at the mid-point of the line joining two charges each of Q. If the whole system is in equilibrium, then the value of q is
A charge q is placed at the mid-point of the line joining two charges each of Q. If the whole system is in equilibrium, then the value of q is
Physics-General
Physics-
A condenser of capacity 16mF charged to a potential of 20V is connected to a condenser of capacity c charged to a potential of 10V as shown in the figure. If the common potential is 14V, the capacity C is equal to
A condenser of capacity 16mF charged to a potential of 20V is connected to a condenser of capacity c charged to a potential of 10V as shown in the figure. If the common potential is 14V, the capacity C is equal to
Physics-General
Physics-
The effective capacitance in 
in between A and B will be
The effective capacitance in in between A and B will be
Physics-General
Maths-
On the parabola 
, the point least distance from the straight line 
is
On the parabola , the point least distance from the straight line is
Maths-General
Maths-
The equation of a hyperbola, whose foci are (5, 0) and (–5, 0) and the length of whose conjugate axis is 8, is
The equation of a hyperbola, whose foci are (5, 0) and (–5, 0) and the length of whose conjugate axis is 8, is
Maths-General
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The radius of the director circle of the hyperbola 
, is
The radius of the director circle of the hyperbola , is
Maths-General
Chemistry-
A black colored compound (A)on reaction with diluteH2SO4 gives a gas(B) which on passing in a solution ofan acid (C) gives a white turbidity (D). Gas (B) when placed in an acidified solution of acompound (E)gives aprecipitate(F)solubleindiluteHNO3.Afterboilingthissolution,whenanexcessofNH4OHisadded,bluecoloredcompound(G)is formed. Tothissolution on additionofCH3COOHandaqueous K4[Fe(CN)6],a chocolate precipitate(H)is obtained. On addition of an aqueous solution ofBaCl2 to an aqueous solutionofE,awhitepptinsolubleinHNO3isobtained. Identify H:
A black colored compound (A)on reaction with diluteH2SO4 gives a gas(B) which on passing in a solution ofan acid (C) gives a white turbidity (D). Gas (B) when placed in an acidified solution of acompound (E)gives aprecipitate(F)solubleindiluteHNO3.Afterboilingthissolution,whenanexcessofNH4OHisadded,bluecoloredcompound(G)is formed. Tothissolution on additionofCH3COOHandaqueous K4[Fe(CN)6],a chocolate precipitate(H)is obtained. On addition of an aqueous solution ofBaCl2 to an aqueous solutionofE,awhitepptinsolubleinHNO3isobtained. Identify H:
Chemistry-General
