1.
The disease of dry rot in timber is caused by
2.
Plywood has the advantage of
3.
In which of the following directions, the strength of timber is maximum ?
4.
The moisture content in a well seasoned timber is
5.
The trunk of tree left after cutting all the branches is known as
6.
The age of a tree can be known by examining
7.
Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is
8.
The plywood
9.
The practical limit of moisture content achieved in air drying of timber is
10.
First class timber has an average life of