Answer the following Questions. Draw and explain the atomic structure of Gallium Arsenide (GaAs)? Determine the diode current (1) for the circuit shown below. 24V 2 km2 v1 5 V R D D3 + Determine the voltage across R3 (V) and current (1) for the circuit shown below. R1 100 D D D2 R3 150 Determine the DC resistance levels for the diode of figure below at (a) 2milliampere(2 mA) (b) 20milliampere( 20 mA) R2 180 Q D4 30 10 lo(mA) 20- 0 THA 0.5 0.8 Silicon V (V) Draw the circuit diagram using diode and write the truth table of a logic gates whose output will be the logical OR operation of two inputs.