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.
A blowdryer or hair dryer is an electromechanical device designed to blow normal or hot air over damp hair, in order to accelerate the evaporation of water particles and dry the hair.