Chapter 1 – Electrostatics
Three concentric metallic spherical shells of radii R, 2R, 3R, are given charges Q1, Q2, Q3, respectively. It is found that the surface charge densities on the outer surfaces of the shells are equal. Then, the ratio of the charges given to the shells, Q1:Q2:Q3, is
01
Dec
Three concentric metallic spherical shells of radii R, 2R, 3R, are given charges Q1, Q2, Q3, respectively. It is found that the surface charge densities on the outer surfaces of the shells are equal. Then, the ratio of the charges given to the shells, Q1:Q2:Q3, is 2r 3R are given charges Q1 is Q1:Q2:Q3 q2 [...]
If an insulated non-conducting sphere of radius R has charge density ρ. The electric field at a distance r from the centre of sphere (r < R) will be:
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Dec
If an insulated non-conducting sphere of radius R has charge density ρ. The electric field at a distance r from the centre of sphere (r < R) will be: If an insulated non-conducting sphere of radius R has charge density ρ. The electric field at a distance r from the centre of sphere (r < [...]
Three infinity long charge sheets are placed as shown in figure. The electric field at point P is
01
Dec
Three infinity long charge sheets are placed as shown in figure. The electric field at point P is Three infinity long charge sheets are placed as shown in figure. The electric field at point P is December 1, 2020 Category: Cengage NEET by C.P Singh , Chapter 1 - Electrostatics , Part 2 ,
A simple pendulum of length l has a bob of mass m , with a charge q on it. A vertical sheet of charge σ per unit area, passes through the point of suspension of pendulum. At equilibrium the strings makes an angle theta with the vertical . Its time period of oscillation is T in this position
01
Dec
A simple pendulum of length l has a bob of mass m , with a charge q on it. A vertical sheet of charge σ per unit area, passes through the point of suspension of pendulum. At equilibrium the strings makes an angle theta with the vertical . Its time period of oscillation is T [...]
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A simple pendulum of length l has a bob of mass m ,
passes through the point of suspension of pendulum. At equilibrium the strings makes an angle theta with the vertical . Its time period of oscillation is T in this position ,
with a charge q on it. A vertical sheet of charge σ per unit area ,
A large flat metal surface has uniform charge density +σ. An electron of mass m and charge e leaves the surface at point A with speed u, and return to it at point B. Disregard gravity. The maximum value of AB is:
01
Dec
A large flat metal surface has uniform charge density +σ. An electron of mass m and charge e leaves the surface at point A with speed u, and return to it at point B. Disregard gravity. The maximum value of AB is: A large flat metal surface has uniform charge density +σ. An electron of [...]
If the earth’s surface is treated as a conducting surface with some charge , then the order of magnitude of the charge per unit area σ in C/m^2 , so that a proton remains suspended in space near the earth’s surface will be
01
Dec
If the earth’s surface is treated as a conducting surface with some charge , then the order of magnitude of the charge per unit area σ in C/m^2 , so that a proton remains suspended in space near the earth’s surface will be If the earth's surface is treated as a conducting surface with some [...]
The electric field at a distance 3R/2 from the centre of a charge conducting spherical shell of radius R is E. The electric field at a distance R/2 from the centre of the sphere is
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Dec
The electric field at a distance 3R/2 from the centre of a charge conducting spherical shell of radius R is E. The electric field at a distance R/2 from the centre of the sphere is The electric field at a distance 3R/2 from the centre of a charge conducting spherical shell of radius R is [...]
X and Y are large, parallel conducting plates close to each other. Each face has an area A. X is given a charge Q. Y is without any charge. Points A, B and C are as shown in the figure.
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Dec
X and Y are large, parallel conducting plates close to each other. Each face has an area A. X is given a charge Q. Y is without any charge. Points A, B and C are as shown in the figure. B and C are as shown in the figure. parallel conducting plates close to each [...]
In the previous question , if the conductor has a charge per unit length λ , the particle has mass m and charge q then (choose the correct option)
01
Dec
In the previous question , if the conductor has a charge per unit length λ , the particle has mass m and charge q then (choose the correct option) if the conductor has a charge per unit length λ In the previous question the particle has mass m and charge q then (choose the correct [...]
Two large parallel plane sheets have uniform charge densities + σand−σ. The electric field in the space between them is
01
Dec
Two large parallel plane sheets have uniform charge densities + σand−σ. The electric field in the space between them is Two large parallel plane sheets have uniform charge densities + σand−σ. The electric field in the space between them is December 1, 2020 Category: Cengage NEET by C.P Singh , Chapter 1 - Electrostatics , [...]