नेपालका राणा प्रधानमन्त्रीहरु

https://toolsandjobs.info/mcq/engineering-drawing-intro-mcq-answers-online-exam-2020/             another website https://mytutorialworld.in/objective-questions/questions_view.php?table_name=engineering_drawing_san&title=Engineering%20Drawing%20Objective%20Questions%20with%20Answers&page=6        stanford mcq https://www.sanfoundry.com/engineering-drawing-questions-answers-basics-conic-sections-1/