For the following questions answer them individually
The number of bricks per CUM of brickwork in CM is about
The slope correction for a length of 30m along a gradient of 1 in 20, is
Both Reynolds and Froude numbers assume Significance in one of following examples:
The flow in open channel is said to be subcritical if the Froude number is
An ideal vertical curveto join two gradients is
For the differential equation dy/dx + ay = 0 with y(0) = 1, solution is
$$y = cx - c^2$$ is a general solution of the differential equation
The triangle formed by three points
A(1, -2, -3), B(2, -3, -1), C(3, -1, -2) is
The partial differential equation
$$\frac {5\delta^2z}{\delta x^2} + \frac{6\delta^2 z}{\delta y^2} = xy$$ is
If A is a $$3 \times 3$$ matrix and $$|A| = 3, then $$|3A|$$ is