... when a perpendicular electromagnetic wave sweeps over the
conductor with the velocity of light.
As stated earlier, the electric and magnetic fields in a plane wave are everywhere in
phase. The ... line,
the wave will be reflected and travel back towards the sending end. The forward wave
and the reflected wave then combine to form a voltage standing wave pattern on the line.
The voltage...
... The external body forces
are therefore equilibrated by the infinitesimal difference between the stresses
in the negative and positive facets of the pair. The corresponding expressions
are presented ... the constitutive law of the material under consideration, the elastic
potential energy may be represented either in terms of the elements of the
stress tensor, or only in terms of the elements...
... were selected from each of these
at random. 10 triplets were selected in the same
manner from the categories produced by k-means,
and 10 triplets were generated by random selec-
tion of content ... be improved here. For each sub-
ject, we show the average over the 10 randomly
selected pairs.
Table 2 also shows the average of each measure
over the subjects, and the two precision measures
w...
... green and blue lights are
caused to overlap on a white screen. The nature of the white light depends
on the intensities of the red, green and blue lights. Equal-energy white light
is produced ... of red and blue.
Thus we have the three primaries red, green and blue, and the complementaries
cyan, magenta and yellow; all these colours are obtainable ± with white light ±
from the thr...
... released (transmitted) into free space, causing interference
with receivers or other equipment, without necessarily understanding the
phenomenon. This is because such ‘interference’ has been experienced ... related characteristics of electromagnetic waves are used as a method of
referencing the waves. They are the frequency (already discussed above) and
the wavelength. The latter is denot...
... 0.26
The behaviour of the VR averaged for each decile are presented in Figure 6 below. We see that
there is a fall off in the time to mean reversion as we move from the average VR of the top decile ... case of daily data, dropping the weekend
means that every Monday is in reality a three-day return rather than a one-day return. However,
the interval between the last return of a day and the...
... are the listeners and the
speaker?
The listeners are the volunteer
conservationists and the speaker
is Mr.Brown.
1
2
3
4
5
5
del
key
***
?
1. Uncles, aunts, cousins… what are they?
2. The ... started
Listen and read
Listen and read
Mr. Brown and some conservationists
are going to clean the beach.
1.Vocabulary:
2. Open
prediction:
II. While-
reading
1.Reading and
Checking :
I...
... teachers’ experience in teaching English.
Question 1 in the questionnaire was designed to measure the teachers’ experience in teaching
English. The result of Question 1 is presented in Table ... phase in which learners are given chances to speak English freely. Being in a real
situation, learners use English by themselves, not depend on the teacher. They can develop
their own ideas and...
... ?
=>Yes, she is
=>There is a restaurant
Ex: We have lived here for about 10 years.have livedWe have
He has lived here for about 10 years.He has
S
X
past
present
future
About 10 years
*Present ... ngắn
Na and Nam are talking about the place where they live, but
Na is new there.
Nam Na
*Listen and answer the questions:
1-Is Na new to the neighborhood ?
2-What is there in the...
... enhance the quality of
teaching and learning English. However, there are still some problems such as:
the modern teaching and learning equipments have not been used very
effectively, some teachers ... should
be pre-taught are those necessary for understanding the main idea of the text.
Lastly, the teacher should let students listen to the text more than once.
Moreover, after each time of...