Неличные формы английского глагола. Коптева Н.Ю. - 39 стр.

Exercise 2. Change the clause into the Absolute Participle
             Construction.
1. If most of the electrons escape from the field, snturation
   cannot occur.
2. When the voltage is increased, more of the electrons reach the
   anode.
3. If the atom is excited to a higher level, a quantum of radiation
   is emitted.
4. When the ionization of the atom has been caused two more
   charges result.
5. When iouization has taken place there is an increase in the
   current.
6. If the electrons travel at low speed one will observe elastic
   collisions with atoms.
Exercise 3. Join the two sentences using the Absolute Participle
             Construction.
1. A slow electron has an elastic collision with an atom. The total
   moinentum is conserved.
2. The speed of the electron was barely affected. The direction of
   motion altered considerably.
3. The ionization of the atom occurred. The more charges resulted.
4. The atom was excited to a higher level. A quantum of radiation
   was subsequently released.
5. Ionization resulted in two more charges. All the three charges
   contributed to the cunrent.
Exercise 4. Translate into Russian. Make grammar transformation.
1. It is through a study of these states that we obtain concrete
   knowledge of the electronic structure of the elements.
2. When you heat a gas you make its molecules move faster.
3. Fig. 4 illustrates a typical photoelectric tube. In it, P is the
   photoelectric surface and A indicates a wire used as an anode to
   collect the photoelectrons emitted by P when light falls on it.
4. Heavy hydrogen explodes with great strength as its nuclei fuse
   together to form helium nuclei.
5. The visible spectrum when any solid is heated to incandescence
   appears to terminate at the red on one side and the violet on
   the other.



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