please answer the multiple-choice questions. There can be more than one answer.
2.Which of the following is not component of control lines a)Start-convert EEA cRcad Signal b) Input convert d) End-of-convert 3.Which of the following are ADC characteristics? b a Digital outputs c) Control lines Analog voltage outputs d Conversion time 4. Pick the passive circuits which are commonly used for signal conditioning a) bBridge circuits Operational amplifiers d) cRectifier circuits Divider circuits 5.The basic objective of process control is b to decrease the value of a quantity ato increase the value of a quantity d to calculate the value of unknown quantity c to regulate the valuc of some quantity 6 Which of the following is true for second-order response a) the time behavior is described by a second-order differential cquation value after five-time constants c For a step change,the output response has approximately reached its final b It is possible to have a correct analytic cquationderived for second order response d Oscillations and decay of oscillations are both function of the measuring sensor 7.Which of the following are types of process control systems b)Human systems aSelf-regulated systems dAutomatic control systems cSclf-propelled control systems