General Science MCQ Series - 03 Dec 2014

1. What is the specific gravity of mercury at standard temperature and pressure?
[A]0.75
[B]4.4
[C]13.6
[D]9.7


2. Thermal insulation is used to _____________________________.
[A]Stop the flow of heat
[B]Reduce the flow of heat
[C]Absorb heat
[D]Reverse the heat flow direction


3. A light year can be converted into _______________________.
[A]Astronomical units
[B]Hours
[C]Foot candles
[D]Ergs


4. If you are using a hydrometer to check the condition of the electrolyte in your car battery, then what property of the fluid it is actually measuring ?
[A]Temperature
[B]Charge
[C]Density
[D]Surface temperature


5. What is the major visible constituent of the exhaust plume from a natural gas-fired power plant?
[A]Smoke
[B]Carbon monoxide
[C]Carbon dioxide
[D]Water