# Questions with detailed step by step solutions from Properties of Bulk Matter

##### Questions in Properties of Bulk Matter
1. Let $R$be a relation defined by$R=\left\{ \left( a,b \right):a\ge b \right\},$where $a$   and $b$ real numbers, then $R$ is
2. The modulus of rigidity of a liquid is
3. A weight is suspended from a wire fixed at a rigid support. The wire stretches and gravitational energy is lost. What happens to the gravitational energy is so lost? It appears as
4. The Young's modulus of air is
5. A wire of length $L$ and radius $r$ fixed at one end and a force $F$ applied to the other end produces and extension $l.$ The extension produced in another wire of the same material of length $2L$ and radius $2r$ by a force $2F$ is
6. The energy per unit volume of a strained wire is given by
7. According to the Hooke's law the force required to change the length of a wire by $'l'$ is proportional to
8. A cable that can support a load $W$ is cut into two equal parts. The maximum load that can be supported by either part is
9. A metallic beam having Young's modulus $Y$ is supported at the two ends. It is loaded at the centre. The depression of the centre is proportional to
10. A rubber ball is taken down to 100 metres deep lake and its volume decreases by $0\cdot 1%.$ If $g=10\text{m s}^{2},$ what is the bulk modulus of the rubber?