Basic Components 0.0 / 5 ? Design & Technology: Systems & Control TechnologyBasic ComponentsGCSEAQA Created by: chriscrafterCreated on: 23-04-14 12:41 964723158 Across 1. What does an LDR sense? (5) 5. Only allows electricity to flow in one direction (5) 6. A special high torque motor which moves in stepped pulses (7) 7. The 'Gate' that gives a high output when all inputs are high (3) 8. A special type of motor allowing controlled positioning through 180 degrees (5) Down 2. What name is given to a circuit which only uses non variable high or low inputs (7) 3. What type of sensors are LDR's and Thermistors? (8) 4. What does a thermistor sense? (11) 9. Resists the flow of electricity through a circuit (8)
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