Fan cooling propeller

in #photography6 years ago

A fan is a powered machine used to create flow within a fluid, typically ... A fan blade will often rotate when exposed to an air fluid stream, and devices that take ...
but have some differentativs between those two thing
A turbine extracts energy from a moving fluid, while the other two add energy to it.Another way of saying this is that a turbine de-pressurizes the fluid while the other two pressurise it. the different between a fan and apropeller is a bit tricky though. ... 3- A fan is always enclosed, while the propeller is not.
what u like guyz?
propeller
or
fan?
answer me your question. and i'll discuss about your choice....

that's off all today..
ba bye!

image source:pixabay.comfan-3645379_1280.jpg

Sort:  

Congratulations @aklabib! You have completed the following achievement on the Steem blockchain and have been rewarded with new badge(s) :

Award for the number of upvotes
Award for the number of upvotes received

Click on the badge to view your Board of Honor.
If you no longer want to receive notifications, reply to this comment with the word STOP

Do not miss the last post from @steemitboard:

SteemFest³ - SteemitBoard support the Travel Reimbursement Fund.

Support SteemitBoard's project! Vote for its witness and get one more award!

thank you
but what is it?
i'm new member of steem that's y having some trouble.

Coin Marketplace

STEEM 0.24
TRX 0.25
JST 0.040
BTC 93863.56
ETH 3421.99
USDT 1.00
SBD 3.30