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Galina-37 [17]
3 years ago
5

Karl listed the steps involved when information is sent from transmitters to receivers. 1 - A signal is produced. 2 - Radio wave

s are modulated and amplified. 3 - An antenna sends modulated waves through the air. 4 - An antenna captures the modulated waves. 5 - A signal is heard, seen, or used. Which describes the missing step?
Physics
2 answers:
stira [4]3 years ago
6 0

Before Step 5, radio waves are amplified and demodulated.

anastassius [24]3 years ago
5 0
The step missing is after the number 4. Because, after the antenna captures de modultates waves, it has to be demodulated in order to be able to the signal be heard, seen or used.

So, the answer is that waves are demodulated and it before the signal is heard, seen or used.
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I need help with the following three physics problems please!
omeli [17]
None of these is a Physics problem. The numbers, and the fractions that
they appear in, might have come from Physics problems, but these are
nothing more than arithmetic exercises, and they can be whipped out
in a hurry with a little bit of fancy calculator work.  You don't have to
know any Physics in order to answer any of these. 

The first one is 2.7 x 10⁻²⁴ Newton.
3 0
3 years ago
The evil team of Ms. Moonstruck and Mr. Luny intend to deflect the Moon from its orbit around Earth by pulling it with a force o
BabaBlast [244]

Answer:

92867kg

Explanation:

DATA:

mass of the moon 'm_1'= 7.36 x 10^2^2kg

mass of the mini black hole 'm_2'=?

universal gravitational constant= 6.67x10^-^1^1 Nm²/kg²

distance 'r'= 7.47×10^6 m

force 'F'= 8170N

Newton's Law of Universal Gravitation is given by:

F=G\frac{m_1m_2}{r^2}

m_2=\frac{(8170)(7.47*10^6)^2}{(6.67*10^-^1^1)(7.36*10^2^2)}

m_2=92867kg

8 0
3 years ago
What do protoplanets eventually grow into?​
kow [346]

Answer:

a planet

Explanation:

If planetesimals, objects that combined to form protoplanets, were to collide head on in the early solar nebula, they would shatter to the point where they would be unable to grow into a larger size, a protoplanet. A protoplanet is a massive object that will eventually become a planet.

7 0
2 years ago
A gun of mass 500g fires a bullet of mass 10 g with a speed of 100m/s. Find;
____ [38]

Answer:check the pic

Explanation:

8 0
3 years ago
An objects speed is 2.40 m/s, and its momentum is 120.0 kg m/s. what is the mass of the object?
jarptica [38.1K]
Momentum is defined as 

P = m*v

where m is the mass of the object
and v is the speed of the object

We find m.............> m = P/v = 120 [kg.m/s] / 2.4 [m/s] = 50 kg

The mass is 50 kg
4 0
4 years ago
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