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When objects move through fluids, they have to overcome friction acting on them. In this process they lose energy. Efforts are, therefore, made to minimise friction. So , objects are given special shapes.
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Explain why objects moving in fluids must have special shapes?
When objects move through fluids, they have to overcome friction acting on them. In this process they lose energy. Efforts are, therefore, made to minimise friction. So , objects are given special shapes.
How can friction on a water slide be reduced?
When objects move through fluids, they have to overcome the friction acting on them, due to which they lose energy. So, efforts are made to minimize the friction. For this, the objects are given special shapes. As we know, birds and fishes have to move about in fluids all the time. Their bodies must have evolved to shapes which would make them lose less energy in overcoming friction. Such shapes are called streamlined shapes. This is the reason ships and aeroplanes are given a streamlined shapes so that minimum energy is lost while moving through water and air respectively.
Is it true that pictures shapes and objects can serve as hyperlinks?
Yes, pictures, shapes and other objects can serve as hyperkinks.Yes, pictures, shapes and other objects can serve as hyperkinks.Yes, pictures, shapes and other objects can serve as hyperkinks.Yes, pictures, shapes and other objects can serve as hyperkinks.Yes, pictures, shapes and other objects can serve as hyperkinks.Yes, pictures, shapes and other objects can serve as hyperkinks.Yes, pictures, shapes and other objects can serve as hyperkinks.Yes, pictures, shapes and other objects can serve as hyperkinks.Yes, pictures, shapes and other objects can serve as hyperkinks.Yes, pictures, shapes and other objects can serve as hyperkinks.Yes, pictures, shapes and other objects can serve as hyperkinks.
Why are wheeled useful for moving heavy objects?
Less surface area contacting the ground reduces friction. Wheels are useful for moving heavy objects so you don't hurt your back.
What objects are cylinder shapes?
Cigarettes...
What are the special features of 3D shapes?
The special features of 3D shapes are they all are 3D which means they are fat but 2D shapes are flat they can not stand up.
What Objects in nature that have geometric shapes?
starfish
What objects are octagons?
8 sided shapes
What objects are 2d shapes in the house?
Shadows
What perceptual abilities do newborns and infants have?
Newborns can see contrasting colors, focus on objects about 8-12 inches away, and identify basic shapes. Infants can track moving objects with their eyes, recognize familiar faces and voices, and begin to understand depth perception.
What are water resistance shapes?
Water resistance shapes refer to the design configurations of objects that minimize drag and turbulence when moving through water. Common shapes include streamlined forms, like teardrops or fish bodies, which allow for smoother flow and reduced resistance. These shapes are crucial in applications such as boat hulls, submarines, and aquatic vehicles, enhancing efficiency and speed. The principles of hydrodynamics guide the creation of these shapes to improve performance in water.
How the fluid friction can be minimized?
There are three main ways to reduce friction:Lubricate the surface/sSmooth the surfaceReduce the force pushing the objects togetherI don't think it's actually possible to completely stop friction
