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Because non-smooth surfaces cause drag, which slows down the airplane, causes excess noise, and increases fuel consumption.
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∙ 8y ago
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Why does helicopter have propeller and aeroplane not?
Aircraft do have propellers , unless they are jets.
An example of a streamlined object?
Jets, Shark ,Fish.
Use the word streamlined in a sentence?
It was obvious he'd merely streamlined my report! Won't today's jets fly faster if they become more streamlined? This team will operate much more efficiently after I've streamlined it.
What is the locomotory organ of fish?
Streamlined Bodies
Why do ships and aeroplanes have streamlined shape?
They have streamlined bodies so that they can cut through the wind and air
Why do jet planes have streamlined shapes?
All aircraft, not just jets, have shapes as streamlined as possible to enable them to fly faster and use less fuel.
Why do seals have streamlined bodies?
So they can swim faster (;
What is the main element used for making aeroplane bodies?
Aluminium
What is fuel used for aeroplane?
Piston aircraft use gasoline and Jets use a form of kerosene
What is the name of shape for bodies moving in fluid?
aerodynamic or streamlined
Why do cheetahs have streamlined bodies?
To increase the average speed
Why streamlined bodies can move faster in liquid and air than non streamlined bodies?
The reason streamlined bodies can move faster in liquid and air is because they have less surface area to cause resistance. For instance, on a windy day, an open umbrella has more resistance and can get caught up in the wind but a closed one with less resistanceÊcan not.
