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The five type of new communication method (both wire and wireless) are:
- Social Media
- SMS Text Messaging
- Email Marketing
- Direct Email
- Voice Calling
<h3>What is a communication?</h3>
This means the act of giving, receiving and sharing of information as well as talking, writing, listening or reading.
The types of Communication includes:
- Verbal Communication: It occurs when we engage in speaking with others.
- Non-Verbal Communication: It occurs when what we speak often says more than the actual words.
- Written Communication: It occurs in an actual text or writing.
- Listening: It occurs when we pay attention to a speaker.
The wired communication involves transmission of data over a wire-based communication technology while a wireless communication involves transmission of data without the use of a cable or wire.
Read more about communication
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Answer:
a) 
b)Work done per kg of air=196.84 KJ/Kg
Explanation:
Given:
for air.

We know that

So 

(a) 
(b)Work for adiabatic process
W=
We know that PV=mRT for ideal gas.
W=
Now by putting values
work per kg of air=
Work w=-196.84 KJ/Kg (Negative sign indicate work given to input.)
So work done per kg of air=196.84 KJ/Kg
Answer: 67.392s
Explanation: detailed calculation is shown below
Answer:
C: Stop before entering the pedestrian crosswalk.
Explanation: