1. Final and most important stage in any recorder is __________
(A) Protection system
(B) Regulating system
(C) Heating system
(D) Writing system
2. Inkjet recorder gives frequency response up to ________ Hz
(A) 500 Hz
(B) 1000 Hz
(C) 100 kHz
(D) 500 kHz
3. Direct writing recorder gives frequency response up to ________ Hz
(A) 60 Hz
(B) 1000 Hz
(C) 500 kHz
(D) 100 Hz
4. The most common type of direct writing recorder is __________
(A) Stylus type
(B) Thermal array
(C) Infrared type
(D) Ultraviolet type
5. In direct writing, a __________ activates the writing arm
(A) Detector
(B) Transducer
(C) Galvanometer
(D) Oscillator