drag polar मीनिंग इन हिंदी

उदाहरण वाक्य

1. Eiffel was the first to use the name drag polar.
2. During the evolution of the design the drag polar will be refined.
3. When this measurement is repeated at different angles of attack the drag polar is obtained.
4. Putting these values into the second equation with from the drag polar produces the power curve.
5. Because of the Reynolds and Mach number dependence of the coefficients, families of drag polars may be plotted together.
6. When this is plotted on the drag polar, the intersection of the two curves locates the solution and its ? value read off.
7. The example polar here shows the gliding performance of the aircraft analysed above, assuming its drag polar is not much altered by the stationary propeller.
8. curve for the light aircraft with the drag polar above and weighing 2000 kg, with a wing area of 15 m?and a propeller efficiency of 0.8.
9. Alternatively, bearing in mind that glides are usually shallow, the approximation cos ? C " 1, good for ? less than 10? can be used in the lift equation and the value of for a chosen calculated, finding from the drag polar and then calculating ?.