Answer the following question:
Three resistances `x_1, x_2 and x_3` are connected in a circuit in different ways. X is the effective resistance. The properties oberved for these different ways of connecting `x_1, x_2` and `x_3` are given below. Write the way in which they are connected in each case.(I-current, V-potential difference, x-effective resistacen)
`x=1/((1/x_1)+(1/x_2)+(1/x_2))`

Answer the following question: Three resistances x_1, x_2 and x_3 are connected in a circuit in different ways. X is the effective resistance. The properties oberved for these different ways of connecting x_1, x_2 and x_3 are given below. Write the way in which they are connected in each case.(I-current, V-potential difference, x-effective resistacen) x=x_1 +x_2 +x_3 .

Answer the following question: Three resistances x_1, x_2 and x_3 are connected in a circuit in different ways. X is the effective resistance. The properties oberved for these different ways of connecting x_1, x_2 and x_3 are given below. Write the way in which they are connected in each case.(I-current, V-potential difference, x-effective resistacen) x is larger than x_1, x_2 and x_3 .

Answer the following question: Three resistances x_1, x_2 and x_3 are connected in a circuit in different ways. X is the effective resistance. The properties oberved for these different ways of connecting x_1, x_2 and x_3 are given below. Write the way in which they are connected in each case.(I-current, V-potential difference, x-effective resistacen) x is smaller than x_1, x_2 and x_3 .

Answer the following question: Three resistances x_1, x_2 and x_3 are connected in a circuit in different ways. X is the effective resistance. The properties oberved for these different ways of connecting x_1, x_2 and x_3 are given below. Write the way in which they are connected in each case.(I-current, V-potential difference, x-effective resistacen) The potential difference across x_1, x_2 and x_3 is the same .

Answer the following question: Three resistances x_1, x_2 and x_3 are connected in series in a circuit . X is the effective resistance. The properties observed for these different ways of connecting x_1, x_2 and x_3 are given below. Write the way in which they are connected in each case.(I-current, V-potential difference, x-effective resistance) Current I flows through x_1, x_2 and x_3 .

A circuit consists of two cells, each of e.m.f. E and internal resistances r_(1) and r_(2) are connected in series through an external resistance X. If the potential difference between the ends of the first cell is zero, the value of X in terms of r_(1) and r_(2) will be

If costheta=1/2(x+1/x) , then 1/2(x^2+1/x^2) =

int_(1)^(3)(x-1)(x-2)(x-3)dx=