1 The two objects stick together after the collision and move with a common velocity v f. 2  Assume the motion is along the x-direction. 3  We then have. 4  m 1 v 1 + m 2 v 2 = (m 1 + m 2)v f. 5  m 1 is the mass of the bullet, v 1 its initial velocity, m 2 is the mass of the block, v 2 its initial velocity.
The agreement based on overt grammatical categories as above is formal agreement, in contrast to notional agreement, which is based on meaning. For instance, the phrase The United Nations is treated as singular for purposes of agreement even though it is formally plural.he agreement based on overt grammatical categories as above is formal agreement, in contrast to notional agreement, which is based on meaning. For instance, the phrase The United Nations is treated as singular for purposes of agreement even though it is formally plural.
A written agreement is only legally binding if the agreement constitutes a valid legal contract that a court will enforce. Even if placed in writing, agreement is only one of the necessary elements to create a contract; certain types of agreements are not recognised by the law.