A balloon lifting in air follows the principle———–? A) law of gravitation B) Archimedes principle C) principle of buoyancy D) all of the above Related MCQs: Pakistan follows the following budgeting system at the Federal level: Who is current Chief of air Staff of Pakistan Air Force? Sounds usually associated with letters such as f,s, v, and z, in which the air passes through a narrow constriction that causes the air to flow turbulently and thus create a noisy sound are called: Duplex feed pumps are used in small steam boilers. These operate on the principle of