95% (by volume) of LPG at 760 mm Hg pressure will evaporate at __________ °C?

Related Mcqs:

1. Liquefied Petroleum Gas (LPG) in domestic use cylinders is in the liquid form. The density of LPG in liquid form is about ________________ of that of water (i.e. 1 gm/c.c)?

   A. One fourth B. One third C. Half D. One eighth...

2. LPG when brought to atmospheric pressure & temperature will be a________________?

   A. Liquid lighter than water B. Liquid heavier than water C. Gas lighter than air D. Gas heavier than air...

3. Liquefied Petroleum Gas (LPG) is mainly a mixture of _____________________?

   A. Propane & butane B. Methane & ethane C. High boiling olefins D. High boiling naphthenes...

4. LPG stands for ____________________?

   A. Liquid petroleum gas B. Liquefied petrol gas C. Liquid petrol gas D. Liquefied petroleum gas...

5. Ethyl mercaptan is added to the Doctor negative LPG for facilitating the detection of its leakage (by bad odour) to the extent of about ________________ ppm?

   A. 1 B. 50 C. 5000 D. 10000...

6. Mercaptans are added to liquefied petroleum gas (LPG) to _____________________ ?

   A. Reduce its cost B. Narrow down its explosion limit C. Assist in checking its leakage from cylinder D. Increase its calorific value...

7. The yield of straight run LPG from crude oil is about ______________ weight percent?

   A. 20-25 B. 1-1.5 C. 10-15 D. 0.1-0.2...

8. Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of _______________?

   A. Propane & butane B. Butane & ethane C. Methane & ethane D. Methane & carbon monoxide...

9. Absolute vapor pressure of petrofuels is found by Reid bomb which is heated in water bath to 100°F. In Reid apparatus, the ratio of the volume of air chamber to that of the liquid fuel chamber is________________?

   A. 4 B. 3 C. 2 D. 1...

10. Though increased pressure has a retarding effect on cracking reaction, yet in actual process, a positive pressure of 10-15 kgf/cm2 is maintained during cracking mainly to__________________?

    A. Increase the yield of light distillates B. Suppress coke formation C. Enhance the octane number of gasoline D. Reduce gum content in gasoline...