Questions

The Deputy Chairman of the Rajya Sabha presides over the proceedings of the Rajya Sabha in the absence of the Chairman of the Rajya Sabha. The Deputy Chairman is elected internally by the Rajya Sabha.

NDA's Harivansh Narayan Singh becomes Rajya Sabha Deputy Chairperson on the opponent Hari Prasad.

Thermoset, or thermosetting, plastics are synthetic materials that strengthen during being heated, but cannot be successfully remouldedor reheated after their initial heat-forming. This contrasts withthermoplastics, which soften when heated and harden and strengthen after cooling. Thermoplastics can be heated, shaped and cooled as often as necessary without causing a chemical change, while thermosetting plastics will burn when heated after the initial moulding.

 A Lighthouse

the gaseous form of water is called water vaour.

An elastomer is a polymer with viscoelasticity which have low youngs modulus with weak intermolecular forces when compared with other materials.