Automatic Control Systems Magnetic amplifier is used for Current amplification Voltage amplification Power amplification Frequency amplification Current amplification Voltage amplification Power amplification Frequency amplification ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which control action can never be used alone? Proportional Both (b) and (c) Derivative Integral Proportional Both (b) and (c) Derivative Integral ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems DC tachogenerator can be used in Position control system Speed control system Neither A nor B Both A and B Position control system Speed control system Neither A nor B Both A and B ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In control systems the output of sensor usually, is Digital electrical signal Analog electrical signal Mechanical signal Analog or digital electrical signal Digital electrical signal Analog electrical signal Mechanical signal Analog or digital electrical signal ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which of the following can be used as a rotating amplifier in a control system? 1. Amplidyne 2. Separately excited dc generator 3. Synchro 4. Self excited dc generator 1, 2 and 3 3 and 4 All 1 and 2 1, 2 and 3 3 and 4 All 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Lag compensation permits a high gain at low frequencies. False True False True ANSWER DOWNLOAD EXAMIANS APP