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When A Glass Rod Is Rubbed With Silk, It

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Two Particle Of Equal Mass M And Charge Q Are Placed At A Distance Of 16 Cm. They Do Not Experience Any Force. The Value Of Q/m Is

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Three Charges Are Placed At The Vertices Of An Equilateral Triangle Of Side A As Shown In The Following Figure. The Force Experienced By The Charge Placed At The Vertex A In A Direction Normal To BC I

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Two Charges Placed In Air Repel Each Other By A Force Of 10 Power -4N. When Oil Is Introduced Between The Charges, The Force Becomes 2.5*10 Power -5N. The Dielectric Constant Of Oil Is

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Three Charges Each Of Magnitude Q Are Placed At The Corners Of An Equilateral Triangle, The Electrostatic Force On The Charge Placed At The Center Is (each Side Of Triangle Is L)

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A Solid Conducting Sphere Of Radius A Has A Net Positive Charge 2Q. A Conducting Spherical Shell Of Inner Radius Radius B And Outer Radius C Is Concentric With A Solid Sphere And Has A Net Charge - Q.

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Two Copper Balls, Each Weighting 10g Are Kept In Air 10cm Apart. If One Electron From Every 10 Power 6 Atoms Is Transferred From One Ball To The Other, The Coulomb Force Between Them Is (atomic Weight

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Two Electrons Are Separated By A Distance Of 1A. What Is The Coulomb Force Between Them

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Two Charges Are At A Distance D Apart. If A Copper Plate (Conducting Medium) Of Thickness D/2 Is Placed Between Them, The Effective Force Will Be

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The Region Between Two Concentric Spheres Of Radii A And B Respectively (see Fig), Has Volume Charge Density P=A/r , Where A Is A Constant And R Is The Distance From The Centre. At The Centre Of The

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Two Small Conducting Spheres Of Equal Radius Have Charges +10muC And -20muC Respectively And Placed At A Distance R From Each Other Experience Force F1. If They Are Brought In Contact And Separated To

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Charge An A-particle Is

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Electric Charges Of 1muC, -1muC And 2muC Are Placed In Air At The Corners A, B And C Respectively Of An Equilateral Traiangle ABC Having Length Of Each Side 10cm. The Resultant Force On The Charge At

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Two Protons Are Distance Of 1*10 Power -10cm From Each Other. The Forces Acting On Them Are

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Two Point Charges +3muC And +8muC Repel Each Other With A Force Of 40N. If A Charge Of -5muC Is Added To Each Of Them, Then The Force Between Them Will Become

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A Point Charge Q Is Situated At A Distance R On Axis From One End Of A Thin Conducting Rod Of Length L Having A Charge Q Uniformly Distributed Along Its Length. The Magnitude Of Electric Force Between

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If 10 Power 10 Electrons Are Acquired By A Body Every Second, The Time Required For The Body To Get A Total Charge Of 1C Will Be

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One Metallic Sphere A Is Given Positive Charge Whereas Another Identical Metallic Sphere B Of Exactly Same Mass As Of A Is Given Equal Anount Of Negative Charge. Then

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Two Charged Spherical Conductors Of Radii R1 And R2 Are Connected By A Wire. Then The Ratio Of Surface Charge Densities Of The Spheres Is

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Two Identical Conducting Balls A And B Have Positive Charges Q1 And Q2 Respectively. But Q1 Is Not Equal To Q2. The Balls Are Brought Together So That They Touch Each Other And Then Kept In Their Orig

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The Sum Of All Possible Product Of The First N Natural Number Taken Two By Two Is

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Number Of Electrons In One Coulomb Of Charge Will Be

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The N^th Terms Of Series 1/1 + (1+2)/2 + (1+2+3)/3 +...........will Be

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A Charge Q Is Divided Into Two Parts Of Q And Q-q. If The Coulomb Repulsion Between Them When They Are Seperated Is To Be Maximum, The Ratio Of Q/q Should Be

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2+4+7+11+16+...to N Terms=

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Sum Of First N Terms In The Following Series Cot^-1 3+cot^-1 7 + Cot ^-1 13 + Cot^-1 21 + ...is Given By

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Two Small Spheres Of Mass M1 And M2 Are Suspended By Weightless Insulating Thread Of Lengths L1 And L2. The Spheres Carry Charges Q1 And Q2 Respectively. The Spheres Are Suspended Such That They Are

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The Sum Of The Series 1^2.2 + 2^2.3 + 3^2.4 + ......to N Terms Is

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The Sum Of N Terms Of The Series Whose N^th Term Is N(n+1) Is Equal To

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The Value Of Electric Permittivity Of Free Space Is

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When A Glass Rod Is Rubbed With Silk, It

Two Particle Of Equal Mass M And Charge Q Are Placed At A Distance Of 16 Cm. They Do Not Experience Any Force. The Value Of Q/m Is

Three Charges Are Placed At The Vertices Of An Equilateral Triangle Of Side A As Shown In The Following Figure. The Force Experienced By The Charge Placed At The Vertex A In A Direction Normal To BC I

Two Charges Placed In Air Repel Each Other By A Force Of 10 Power -4N. When Oil Is Introduced Between The Charges, The Force Becomes 2.5*10 Power -5N. The Dielectric Constant Of Oil Is

Three Charges Each Of Magnitude Q Are Placed At The Corners Of An Equilateral Triangle, The Electrostatic Force On The Charge Placed At The Center Is (each Side Of Triangle Is L)

A Solid Conducting Sphere Of Radius A Has A Net Positive Charge 2Q. A Conducting Spherical Shell Of Inner Radius Radius B And Outer Radius C Is Concentric With A Solid Sphere And Has A Net Charge - Q.

Two Copper Balls, Each Weighting 10g Are Kept In Air 10cm Apart. If One Electron From Every 10 Power 6 Atoms Is Transferred From One Ball To The Other, The Coulomb Force Between Them Is (atomic Weight

Two Electrons Are Separated By A Distance Of 1A. What Is The Coulomb Force Between Them

Two Charges Are At A Distance D Apart. If A Copper Plate (Conducting Medium) Of Thickness D/2 Is Placed Between Them, The Effective Force Will Be

The Region Between Two Concentric Spheres Of Radii A And B Respectively (see Fig), Has Volume Charge Density P=A/r , Where A Is A Constant And R Is The Distance From The Centre. At The Centre Of The

Two Small Conducting Spheres Of Equal Radius Have Charges +10muC And -20muC Respectively And Placed At A Distance R From Each Other Experience Force F1. If They Are Brought In Contact And Separated To

Charge An A-particle Is

Electric Charges Of 1muC, -1muC And 2muC Are Placed In Air At The Corners A, B And C Respectively Of An Equilateral Traiangle ABC Having Length Of Each Side 10cm. The Resultant Force On The Charge At

Two Protons Are Distance Of 1*10 Power -10cm From Each Other. The Forces Acting On Them Are

Two Point Charges +3muC And +8muC Repel Each Other With A Force Of 40N. If A Charge Of -5muC Is Added To Each Of Them, Then The Force Between Them Will Become

A Point Charge Q Is Situated At A Distance R On Axis From One End Of A Thin Conducting Rod Of Length L Having A Charge Q Uniformly Distributed Along Its Length. The Magnitude Of Electric Force Between

If 10 Power 10 Electrons Are Acquired By A Body Every Second, The Time Required For The Body To Get A Total Charge Of 1C Will Be

One Metallic Sphere A Is Given Positive Charge Whereas Another Identical Metallic Sphere B Of Exactly Same Mass As Of A Is Given Equal Anount Of Negative Charge. Then

Two Charged Spherical Conductors Of Radii R1 And R2 Are Connected By A Wire. Then The Ratio Of Surface Charge Densities Of The Spheres Is

Two Identical Conducting Balls A And B Have Positive Charges Q1 And Q2 Respectively. But Q1 Is Not Equal To Q2. The Balls Are Brought Together So That They Touch Each Other And Then Kept In Their Orig

The Sum Of All Possible Product Of The First N Natural Number Taken Two By Two Is

Number Of Electrons In One Coulomb Of Charge Will Be

The N^th Terms Of Series 1/1 + (1+2)/2 + (1+2+3)/3 +...........will Be

A Charge Q Is Divided Into Two Parts Of Q And Q-q. If The Coulomb Repulsion Between Them When They Are Seperated Is To Be Maximum, The Ratio Of Q/q Should Be

2+4+7+11+16+...to N Terms=

Sum Of First N Terms In The Following Series Cot^-1 3+cot^-1 7 + Cot ^-1 13 + Cot^-1 21 + ...is Given By

Two Small Spheres Of Mass M1 And M2 Are Suspended By Weightless Insulating Thread Of Lengths L1 And L2. The Spheres Carry Charges Q1 And Q2 Respectively. The Spheres Are Suspended Such That They Are

The Sum Of The Series 1^2.2 + 2^2.3 + 3^2.4 + ......to N Terms Is

The Sum Of N Terms Of The Series Whose N^th Term Is N(n+1) Is Equal To

The Value Of Electric Permittivity Of Free Space Is

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