Tuesday, August 12, 2014

Science and Technology Knowledge Quiz - 12 August 2014

1. Which property of Tungsten makes it eligible to be used in bulbs?
[A]Highest melting point
[B]Lowest melting point
[C]Highest malleability
[D]Highest resistance

2. Which among the following diseases is caused by deficiency of Nicotinic acid? 

3. Which of the following causes the drop of water to be in spherical shape?
[A]Gravity of earth
[C]Surface tension
[D]Air resistance

4. If water is heated, it vapor pressure will ________________.
[A]First increase and then decrease
[D]Nothing happens to vapour pressure

5. What is the transition from the solid to gas phase with no intermediate liquid stage called?
[A]Solid phase extraction