Assume the relay is in its latched state and all three inputs are false. If AC power is removed and then restored to the circuit, what pilot light will automatically come on when the power is restored?g. When PL2 is on, the relay is in what state (latched or unlatched)?f.
When PL1 is on, the relay is in what state (latched or unlatched)?e. Under what condition will rung 3 be true?d. Under what conditions will the unlatch rung 2 be true?c. Under what condition will the latch rung 1 be true?b. Use the resistance values from step 3as follow R5= RTh(a,b)and R6= RTh(b,c)Ĭomponets values: Vs = 7.5V, R1 = 1200 Ohms, R2 = 3900 Ohms, R3 = 6800 Ohms, R4 = 1200 Ohms.This problem has been solved: Solutions for Chapter 6 Problem 3P: Study the ladder logic program in Figure 6-77, and answer the questions that follow:a. Step 6:Calculate (Theoretically and LTspice) themaximumpower absorbed by resistor R5(PR5) andthe maximumpower absorbed by resistor R6(PR6). For the calculation of VR6 close Switch 2 and leave Switch 1 open. Use the resistance values from step 3as follow R5= RTh(a,b)and R6= RTh(b,c).For the calculation of VR5close Switch 1 and leave Switch 2 open. Step 5: Calculate (Theoretically and LTspice) thevoltageacross resistor R5(VR5) andthe voltage across resistor R6 (VR6). Use the circuit diagram of figure 1.Keep Switch 1 and Switch 2 open Step 4:Calculate (Theoretically and LTspice) the Thevenin equivalent voltagesbetweenpoints a and b(VTh(a,b)) and betweenpoints b and c(VTh(b,c)). Step 3:Calculate (Theoreticallyand LTspice) the Thevenin equivalent resistance between points a and b (RTh(a,b)) and between points b and c (RTh(b,c)). Use the resistance values from step 3as follow R5= RTh(a,b)and R6= RTh(b,c) componets values: Vs = 7.5V, R1 = 1200 Ohms, R2 = 3900 Ohms, R3 = 6800 Ohms, R4 = 1200 Ohms.
Use the circuit diagram of figure 1.Keep Switch 1 and Switch 2 open Step 5: Calculate (Theoretically and LTspice) thevoltageacross resistor R5(VR5) andthe voltage across resistor R6 (VR6). Use the circuit diagram of figure 2 Step 4:Calculate (Theoretically and LTspice) the Thevenin equivalent voltagesbetweenpoints a and b(VTh(a,b)) and betweenpoints b and c(VTh(b,c)). Engineering Electrical Engineering Q&A Library Step 3:Calculate (Theoreticallyand LTspice) the Thevenin equivalent resistance between points a and b (RTh(a,b)) and between points b and c (RTh(b,c)).