Equivalent resistance for parallel resistors:

$\overline{)\frac{\mathbf{1}}{{\mathbf{R}}_{\mathbf{e}\mathbf{q}}}{\mathbf{=}}\frac{\mathbf{1}}{{\mathbf{R}}_{\mathbf{1}}}{\mathbf{+}}\frac{\mathbf{1}}{{\mathbf{R}}_{\mathbf{2}}}{\mathbf{+}}\frac{\mathbf{1}}{{\mathbf{R}}_{\mathbf{3}}}}$

**(a)**

The resistors are in parallel:

** What is the equivalent resistance of each group of resistors shown in the figure below? In the figure, R_{1} = 2.0 Ω, R_{2} = 3.5 Ω, R_{3} = 8.0 Ω, R_{4} = 2.0 Ω, and R_{5} = 4.0 Ω.**

**(**a) ____ Ω

(b) ____ Ω

(c)____ Ω

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