HomeEngineeringThe instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called________________? 1216. The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called________________?By Admin / September 7, 2025 A. Sensors B. Passive sensors C. Active sensors D. None of these ✅ The correct answer is option C.
1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm². Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin
2. Transformer cores are normally made from Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin