Answer:
Propels in the opposite direction
Explanation:
Tea gets cool beacuse of heat tranfer through convenction
Heat transfers from a area of hot region to cold.
The tea is hot in this case, due to taht factor the heat will move towards teh cooler region which is coke and will make the coke warm
Hope this helped!
Answer:
The value is 
Explanation:
From the question we are told that
The initial speed of the roller coaster is 
The length of the hill is 
The acceleration of the roller coaster is 
Generally the acceleration is mathematically represented as

Here
is the initial time which is equal to zero
is the final velocity which is mathematically represented as

So




Solving this using quadratic formula we obtain


Generally time cannot be negative so

Generally the final velocity is mathematically represented as


Answer:
c) both technician A and B
Explanation:
- A communication network is a collection of the interconnected networks that are managed to support the transfer of the information form a user in one network location and to a user of the another node.
- Are connected as the link and to enable the communication and sharing of the data between the terminals and different modules. Hence both the A and B technicians are equally correct.