Chapter 9 SOPHISTICATION IN INSTRUMENTATION MCQs 9 min Score: 0 Attempted: 0/9 Subscribe 1. . Radiation thermometer cannot measure the temperature ___________________? (A) Of liquid oxygen (B) Of an object without coming in contact with it (C) Inside a pressure vessel (D) Of moving objects at high temperatureShow All Answers 2. . A bolometer is __________________? (A) Used for the measurement of thermal radiation (B) Both A. & B. (C) An element which senses optical input and delivers thermal output (D) Neither A. nor BShow All Answers 3. . Nanomaterials are the materials with at least one dimension measuring less than _________ (A) 1 nm (B) 100 nm (C) 10 nm (D) 1000 nmShow All Answers 4. . The melting point of particles in nano form ___________ (A) Increases (B) Remains same (C) Decreases (D) Increases then decreasesShow All Answers 5. . Which of the processes of materials was not described as Nanotechnology? (A) Creation (B) Separation (C) Processing (D) ConsolidationShow All Answers 6. . The size of atoms is nearly ____________ (A) 0.01 nm (B) 1 nm (C) 0.1 nm (D) NmShow All Answers 7. . Infra red radiation sources may be _______________ (A) Thermal source (B) Non-thermal source (C) Thermal or non-thermal source (D) None of the mentionedShow All Answers 8. . Sensing element in IR thermal detector will be ______________ (A) Thermo couple (B) All of the mentioned (C) Bolometer (D) Thermo pileShow All Answers 9. . Which of the following is the correct relationship for sensitivity? (A) Volt/amp (B) Watt/volts (C) Volt/watt (D) VoltsShow All Answers
