RCDD Chapter 2 Electromagnetic Compatibility Questions and Answers Fully Solved

RCDD Chapter 2 Electromagnetic Compatibility Questions and Answers Fully Solved 1. Light 2. Radio Waves 3. Microwaves 4. IR Radiation (IR) 5. Ultraviolet rays 6. X-rays 7. Gama Rays - Answers Electromagnetic Spectrum 1. Source 2. Susceptible Device 3. Coupling Path - Answers Three essential elements to any EMC Problem Conducted coupling may effect electronic devices through - Answers Input signal lines, output signal lines, Utility or premise electrical power distribution. Internal EMI sources are typically - Answers Electrical power supplies Electrical power cables Rectifiers Oscillators Digital clocks Common-mode signaling (CM) Long term or short term variations in voltage (swells, sags or under-voltages) Cathode Ray Tube - Answers Susceptible to RFI in the enviroment A device's EMC - Answers Its value is relative to the environment in which it operates EMC - Answers Electromagnetic Compatibility EMC aims to ensure..... - Answers That items or equipment will not interfere or prevent each other's correct operation through emission and absorption of EMI EMI laws explained... - Answers Basic laws of Physics EMI Cause - Answers A Circuit EMI is... - Answers Man made or Naturally occurring Natural sources EMI - Answers Atmospheric Electricity Cosmic Radiation or geomagnetism disturbance Man made sources of EMI - Answers Electrical Power Communications Electronics Relay Communications Susceptibility of Cables to EMI - Answers Improper Shielding, Filtering, Bonding and grounding of cable shields and equiptment