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iTeachChem

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potential due to dipole

a charge q is moved from a to b in the region of a fixed dipole p. find the work done on the charge (assume gravity free space)

Trigonometric series

I tried multiplying and dividing by sin to convert it to double angle but after that I'm stuck, or is this solved by some other way?
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capacitor cube

given is a cube where each line has a capacitor of capacitance C. we need to find capacitance along specified points
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potential and field

A is def correct B. E due to induced charges + E due to dipole = 0 so Einduce = -Edipole = given term C. potential due to induced charges = 0 , potential due to charge on sphere = kQ/R , potental due to dipole = kp/(2r)^2 so net potential at C = kQ/R + kp/4R^2 D. ik Vnet at D = Vind + Vdipole + Vsphere = kp/R^2+ kQ/R + Vind...
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Slopes

why does slope become negative when 180>theta>90 and positve when 0<theta<90

pls help

A 150 m long train is moving with a uniform velocity of 45 km/h. The time taken by the train to cross a bridge of length 850 meters is...

Stereoisomers

How many different triols would be formed when given compound is treated with excess ch3 MgBr followed by hydrolysis

elimination products

possible elimination products
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Chemical bonding pi bond related doubt

How to find if it will form 2p pi - 2p pi bond or something else ? Sir just told N3 forms 2p pi -2pi bond. And P3 forms 3p pi - 3p pi bond
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Electrostatics doubt

So the answer for both the figure is zero but can anyone solve it in a detailed manner ?
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Maths Matrices Doubt also related to determinants

I got it B is not equal to null matrix but how is matrix A not equal to null matrix ? A mean (M+N^2) and B means (M-N^2)...
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Magnetism doubt

Shouldn't the force be 0 as the loop is closed and therefore, dl vector (displacement vector) is 0 Pls ignore the stuff I have written with the blue pen...
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