Complete the words with the negative prefixes: semi-, dis-, un-, de-, in-, mis-, over. 1. there are permanent and joints. what has the form of a ? 2. overloaded machine component may be -formed. 3. joints are widely used. 4. of a machine part will result in its breaking. 5. there is nothing in mechanics. 6. machine components will be if they do not resist stresses. 7. what directional quantities do you know? -allignment may occur. - running clutches may be of a jaw type.