Steam Boilers and Engines on Physics related Questions and Answers

Question :   When a body is totally or partially immersed in a fluid, it is buoyed up by a force equal to 1. weight of the body 2. difference of weights of the fluid displaced and that of the body 3. weight of the fluid displaced by the body 4. weight of the body and fluild displaced by the body Answer :   3 - weight of the fluid displaced by the body