Question
Which one of the following is recommended to measure
water flow from a pipe?Solution
A Venturi meter is a flow measurement device used to measure the flow rate of a fluid, typically a liquid or gas, through a pipe. It is based on the principle of the Venturi effect, which states that as the velocity of a fluid increases, its pressure decreases.
- What will come in place of the question mark (?) in the following series?
29, 32, 41, 68, ?, 392 1, 26, 75, 156, 277, ?
12, 25, 51, ?, 207, 415
216, 81, 297, 378, ?, 1035, 1728
48, 24.5, ?, 39.75, 81.5, 206.25, 621.75
15 8 9 15 32 ? 250.5
178 168 148 ? 78 28
80, 120, 30, 45, 9, 13.5, ?
Complete the series choosing the missing number.
110, 99, 86, ___, 54, 35.
What value should come in the place of (?) in the following number series?
56, 28, 28, 42, 84, ?