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What shape has four congruent sides an 4 right angles?
A square always has, and any polygon with more than four sides can have.
What does proportional mean in math terms?
In math, proportional means that two quantities always have the same relative size. For example, the lengths of these two shapes are proportional (one shape's length is always twice as large as the other.)
Why is the sum of the exterior angle measures of a convex polygon is always 360 degrees?
It is because if you shorten the sides yet keep the angles the same size, the shape will eventually become a pinwheel and thus, because a circle is always 360 degrees, the outer angles will always be 360 degrees.
Is it true that a four sided shape is always a square why?
No, a four sided shape is not always a square. The mathematical name for a four sided shape is a QUADRILATERAL. The definition of a square is a four sided shape with four equal sides and angles, internal angles totalling 360 degrees and four lines of symmetry. If a shape has all of these properties, it is a square.Possibilities for a four sided shape areAs said above, all are called quadrilaterals, but some have special propertiesA Parallelogram, which has opposite sides parallel to each othera Rhombus, which has all sides equal and parallel, but not necessarily with right anglesA Rectangle, which is a parallelogram with right angles.A Square, which is a rhombus rectangle. All four sides equal, all angles equal and right, all diagonals bisecting each other. It really is hip to be square.
What does N0 always equal?
It does not always equal anything because it depends on the context. In chemistry, for example, it means nitric oxide or nitrogen monoxide. In conversation it is a negative. If written in block capitals, it would indicate an emphatic negative. There are other possibilities such as a side of the shape: NOPQ
Why the rotameter is tapered?
to create annular area so that the diff. pressure can be kept constant.
Use of rotameter with needle valve?
A rotameter is a device used to measure the flow rate of a fluid in a system by observing the position of a float within a tapered tube. By adjusting a needle valve in conjunction with a rotameter, you can control the flow rate of the fluid passing through the system by manipulating the opening size of the valve, which can be beneficial in applications where precise flow control is required.
What is the calibration curve for rotameter?
A calibration curve for a rotameter is a graphical representation showing the relationship between the flow rate of a fluid passing through the rotameter and the corresponding reading on the rotameter display. This curve is generated by calibrating the rotameter with known flow rates and correlating them with the rotameter readings. It helps in accurately determining the flow rate of a fluid based on the rotameter reading.
What type of orifice plate used in rotameter?
In a rotameter, the type of orifice plate typically used is a variable area orifice plate. This design allows for the flow of fluid to expand as it passes through the meter, creating a pressure differential that is measured by a float within a tapered tube. The position of the float indicates the flow rate, making the rotameter suitable for measuring variable flow conditions. The orifice area changes with the float's position, providing a direct correlation between the float height and the flow rate.
What is pressure drop across rotameter?
The pressure drop across a rotameter is the difference in pressure between the inlet and outlet of the device, caused by the flow of fluid through its tapered tube. This drop occurs due to the fluid's acceleration as it passes through the narrowing section, resulting in a decrease in pressure as described by Bernoulli's principle. The pressure drop is influenced by factors such as flow rate, fluid viscosity, and the geometry of the rotameter. It is important to consider this drop when designing systems to ensure proper operation and accurate flow measurement.
Working principle of purge rotameter?
A purge rotameter operates on the principle of variable area flow measurement, where a fluid flows through a tapered tube. As the flow rate increases, a float inside the tube rises to a position where the area between the float and the tube wall allows for the specific flow rate. The position of the float correlates with a scale on the rotameter, providing a visual indication of the flow rate. In purge applications, it ensures that any contaminants are removed from the system by allowing a controlled flow of a purging fluid.
What is a shaped tapered dart?
The most common usage of the term is in garment making; it is a tool used to shape material. Various wedges and shaping tools are used when creating new patterns and they are typically named for the shape they resemble. In dart throwing it is a dart that has been shaped with a tapered end; though since the tapered end shape is fairly common for throwing darts they are usually just called darts.
What kind of body shape do penguins have when diving in water?
When a penguin dives into the water, it has a very long oval shape. This tapered front and rear help the penguin to travel very quickly through the water due to the penguin's tapered surface area.
What kind of body shape of penguins have when diving in water?
When a penguin dives into the water, it has a very long oval shape. This tapered front and rear help the penguin to travel very quickly through the water due to the penguin's tapered surface area.
What do you mean by Tapered?
Usually, that means starting out larger and becoming narrower, or sort of a wedge shape.
What shape is a flashlight?
A flashlight is typically cylindrical in shape, with a rounded or slightly tapered body and a flat or slightly curved head where the light is emitted.
Which type of cigar tapers in shape?
Perfecto, Pyramid, Presidente all have at least one end that is tapered.
