Correct Answer: Rouble

1. Prohibition of employment of children in factories, etc No child below the age of fourteen years shall be employed to work in any factory or mine or engaged in any other hazardous employment Provided that nothing in this sub clause shall authorise the detention of any person beyond the maximum period prescribed by any law made by Parliament under sub clause (b) of clause ( 7 ); or such person is detained in accordance with the provisions of any law made by Parliament under sub clauses (a) and (b) of clause ( 7 )

It is written by Kuldeep Nayar.

Correct Answer: The Canterbury Tales

Raniganj is popular for coal mine and related business have sprung up making Raniganj as a very popular market place. Cluster of medical practice nor make Raniganj a medical hub. Raniganj is also popular as a commercial business district serving as a link between supplies to state capital Kolkata from northern parts of the country. 

Silk weaving is common between Mysore, Bangalore, Salem and Amritsar. Silk reeling, twisting and weaving is common in all the four states.  

Steel is the most elastic as the greater the Young's modulus, greater the elasticity.

The adiabatic (no heat exchanged) expansion of a gas may be carried out in a number of ways. The change in temperature experienced by the gas during expansion depends not only on the initial and final pressure, but also on the manner in which the expansion is carried out. If the expansion process is reversible. The gas does positive work during the expansion, and its temperature decreases. 

The radioactive decay of carbon-14 is exponential with half-life of 5,730 years. A quantity of carbon-14 will decay to half of its original amount (on average) after 5,730 years, regardless of how big or small the original quantity was. 

The reciprocal of decay is called average life period. It is generally denoted by $\tau =\frac{1}{\lambda}$