Chapter 1 – Electrostatics
Consider a system of three charges 3/q, 3/q and − 3/2q placed at points A, B and C, respectively, as shown in the figure. Take O to be the centre of the circle of radius R and angle CAB = 60^o
06
Dec
Consider a system of three charges 3/q, 3/q and − 3/2q placed at points A, B and C, respectively, as shown in the figure. Take O to be the centre of the circle of radius R and angle CAB = 60^o 3/q and − 3/2q placed at points A as shown in the figure. Take [...]
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
06
Dec
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 [...]
In a region, the potential is represented by V(x, y, z) = 6x – 8xy– 8y+6yz, where V is in volts and x,y, z are in meters. The electric force experienced by a charge of 2 coulomb situated at point (1, 1, 1) is
02
Dec
In a region, the potential is represented by V(x, y, z) = 6x – 8xy– 8y+6yz, where V is in volts and x,y, z are in meters. The electric force experienced by a charge of 2 coulomb situated at point (1, 1, 1) is 1 1) is: In a region the potential is represented by [...]
A conducting sphere of radius R is given a charge Q. The electric potential and the electric field at the centre of the sphere respectively are
02
Dec
A conducting sphere of radius R is given a charge Q. The electric potential and the electric field at the centre of the sphere respectively are A conducting sphere of radius R is given a charge Q. The electric potential and the electric field at the centre of the sphere respectively are December 2, 2020 [...]
A soap bubble is given a negative charge, then its radius
02
Dec
A soap bubble is given a negative charge, then its radius A soap bubble is given a negative charge then its radius December 2, 2020 Category: Cengage NEET by C.P Singh , Chapter 1 - Electrostatics , Part 2 ,
Two concentric conducting thin spherical shells A and B having radii rA and rB(rB>rA) are charged to QA and −QB(|QB|>|QA|). The electrical field along a line passing through the centre is
02
Dec
Two concentric conducting thin spherical shells A and B having radii rA and rB(rB>rA) are charged to QA and −QB(|QB|>|QA|). The electrical field along a line passing through the centre is Two concentric conducting thin spherical shells A and B having radii rA and rB(rB>rA) are charged to QA and −QB(|QB|>|QA|). The electrical field along [...]
Consider a thin spherical shell of radius R with its center at the origin, carrying uniform positive surface charge density. The variation of the magnitude of the electric field E(r) and the electric potential V(r) with the distance r from the center, is best represented by which graph
02
Dec
Consider a thin spherical shell of radius R with its center at the origin, carrying uniform positive surface charge density. The variation of the magnitude of the electric field E(r) and the electric potential V(r) with the distance r from the center, is best represented by which graph carrying uniform positive surface charge density. The [...]
Two identical point charges are placed at a separation of d. P is a point on the line joining the charges, at a distance x from any one charge. The field at P is E,E is plotted against x for value of x from close to zero to slightly less then d. Which of the following represents the resulting curve
02
Dec
Two identical point charges are placed at a separation of d. P is a point on the line joining the charges, at a distance x from any one charge. The field at P is E,E is plotted against x for value of x from close to zero to slightly less then d. Which of the [...]
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at a distance x from any one charge. The field at P is E ,
E is plotted against x for value of x from close to zero to slightly less then d. Which of the following represents the resulting curve ,
Two identical point charges are placed at a separation of d. P is a point on the line joining the charges ,
A large solid sphere with uniformly distributed positive charge has a smooth narrow tunnel through its centre. A small particle with negative charge, initially at rest far from the sphere, approaches it along the line of the tunnel, reaches its surface with a speed v, and passes through the tunnel. Its speed at the centre of the sphere will be
02
Dec
A large solid sphere with uniformly distributed positive charge has a smooth narrow tunnel through its centre. A small particle with negative charge, initially at rest far from the sphere, approaches it along the line of the tunnel, reaches its surface with a speed v, and passes through the tunnel. Its speed at the centre [...]
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A large solid sphere with uniformly distributed positive charge has a smooth narrow tunnel through its centre. A small particle with negative charge ,
and passes through the tunnel. Its speed at the centre of the sphere will be ,
approaches it along the line of the tunnel ,
initially at rest far from the sphere ,
reaches its surface with a speed v ,
An electric charge 2×10^−8C is placed at the point (1,2,4). At the point (3,2,1) , the electric (i) potential will be 50V (ii) field will have no Y-component (iii) field will increase by a factor K if the space between the points is filled with a dielectric of constant K (iv) field will be along Y-axis
02
Dec
An electric charge 2×10^−8C is placed at the point (1,2,4). At the point (3,2,1) , the electric (i) potential will be 50V (ii) field will have no Y-component (iii) field will increase by a factor K if the space between the points is filled with a dielectric of constant K (iv) field will be along [...]