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nikitha sowjanya Grade: 11
        

if electric potential at a point in space is given by v=A(xy+yz +zx) and v at (2,-1,8) is 120 volts find electric potential at a point (1,2,3).

6 years ago

Answers : (2)

Sukhendra Reddy Rompally B.Tech Mining Machinery Engg, ISM Dhanbad
93 Points
										

just substitute x,y,z in the eqn and u get A=20


now dat A=20,again substitute x,y,z = 1,2,3 resp and u get v=20*11= 220


plzzz approve my answer if u like it

6 years ago
AJIT AskiitiansExpert-IITD
68 Points
										

DEAR NIKITHA ,


 


simply put the values


120  =A( 2*(-1) + (-1) *8 + 8 *(2))


120  = A(6)


=>  A = 20.


 


so again for (1,2,3) 


v  =  20 (1*2 + 2*3 + 3* 1)


v = 220v


GUD LUCK !!!!



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6 years ago
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