practice problem 4. Given the circuit belowâ¦. 1  Calculate the equivalent resistance of the circuit. 2  Calculate the current through the battery. 3  Graph voltage as a function of location on the circuit assuming that Va = 0 V at the negative terminal of the battery. 4  Graph current as a function of location on the circuit.
Definitions for hair-brush. This page provides all possible meanings and translations of the word hair-brush. Wiktionary(0.00 / 0 votes)Rate this definition: hair-brush(Noun) A brush used in hair care for brushing, tidying, and detangling hair.
1 a device made of bristles, hairs, wires, etc, set into a firm back or handle: used to apply paint, clean or polish surfaces, groom the hair, etc. 2  the act or an instance of brushing. 3  a light stroke made in passing; graze.4  a brief encounter or contact, esp an unfriendly one; skirmish.efinitions. 1  a device made of bristles, hairs, wires, etc, set into a firm back or handle: used to apply paint, clean or polish surfaces, groom the hair, etc.