41. DC tachogenerator can be used in A. Speed control system B. Position control system C. Both A and B D. Neither A nor B Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
42. A conditionally stable system is stable for the value of gain between two critical values. It is unstable if A. The gain is increased beyond upper critical value B. The gain is decreased below lower critical value C. Both A and B D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
43. Which dc servomotor requires strongest permanent magnet? A. Slotted armature B. Surface wound armature C. Surface wound with stationary rotor D. Either A or B Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
44. Which of the following is used to obtain output position in a position control system? A. Strain gauge B. Load cell C. Synchro D. Thermistor Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
45. Temperature is analogous to A. Voltage B. Flux C. Charge D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
46. If any term in the first column of a Routh array becomes zero, then A. Routh criterion cannot be used to determine stability B. Routh criterion can be used by substituting a small positive number for zero and completing the array C. Routh criterion can be used by substituting a big positive number for zero and completing the array D. Routh criterion can be used by substituting a small negative number for zero and complet-ing the array Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board