A letter of undertaking is an assurance by one party to another party that they will fulfill the obligation that had been previously agreed on, but not written into a contract.t is therefore important that if youâre requesting the letter, not to be unreasonable with demands, and if sending one to make sure the recipient is expecting it. 3. Because it is a form of agreement it is customary to sign the letter in good faith.
â¢ INCRUSTATION (noun) The noun INCRUSTATION has 3 senses: 1. the formation of a crust. 2. a hard outer layer that covers something. 3. a decorative coating of contrasting material that is applied to a surface as an inlay or overlay. Familiarity information: INCRUSTATION used as a noun is uncommon.
Note that the object is floating because the upward force of buoyancy is equal to the downward force of gravity. In science, buoyancy (pronunciation: /ËbÉÉª.Énáµsi/ or /ËbuËjÉnáµsi/ ; also known as upthrust) is an upward force exerted by a fluid that opposes the weight of an immersed object.n a situation of fluid statics, the net upward buoyancy force is equal to the magnitude of the weight of fluid displaced by the body.