Answer:
Sheave wheel and hoist cable
Explanation:
The sheave wheel is a pulley wheel that sits above the mine shaft. The hoist cable passes over the sheave wheel and then down the shaft of the mine. The sheave wheel reduces the sliding friction of the mine cable. The head frame is the structure that supports the sheave wheel.
1. eliminating some diseases
2. improving certain species (like growing bigger apples)
Answer :Computers never get tired or bored because of doing the same task continuously. They work in the same manner all the time. A computer can store large amount of information in its memory.
Explanation: it is quality which makes the user to be dependent on computer. As we all know, computer systems do repetitive tasks without any boredom, tiredness, or fatigue.
The answer is the first one
Answer:
use RAID 5
Explanation:
The best option in this scenario would be to use RAID 5, this would all but eliminate the risk of losing the data. As you would need at atleast 3 seperate drives which would all act as backups for each other. Therefore, in the unlikely case that one of the drives were to fail or data were to become corrupt/lost the other drives would have a backup of that data which ca be used.