Uncontrolled railroad crossing warning signs include __________

Most bluetooth devices use a class 2 radio that has a range of ____ feet.

Stay ______ when going through a curve.

An 80,000-lb truck's braking distance is typically _____ the distance of a car's.

Amsterdam has more than ______ bridges.

A ____ cipher rearranges letters without changing them.

The length of the needle beam used in needle beam method of tunnelling is usually

A material is said to be perfectly elastic if

The tangential component of stress on an plane inclined θ° to the direction of the force, may be obtained by multiplying the normal stress by

For determining the support reactions at A and B of a three hinged arch, points B and C are joined and produced to intersect the load line at D and a line parallel to the load line through A at D'. Distances AD, DD' and AD' when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is

In plastic analysis, the shape factor for a triangular section, is