In a very low temperature which from the following will freeze at last?

Related Mcqs:

1. A lake starts freezing because of the cold atmosphere. It will first freeze

   A. At the bottom
   B. ln the middle pan
   C. At the top surface
   D. Uniformly throughout the water body

2. When water is filled in a bottle and is allowed to freeze, the bottle breaks because

   A. Water expands on freezing
   B. Bottle contracts at freezing point
   C. temperature outside the bottle is less than that inside the bottle.
   D. None of the above

3. Which water will freeze first?

   A. Hot
   B. Cold
   C. Both
   D. None

   Submitted by: ENGR. HAFIZ RASHEED

4. Despite the fluctuation in human body temperature. The temperature of human body remains at _________?

   A. 35 °C
   B. 37 °C
   C. 42 °C
   D. 54 °C

   Submitted by: Shahbaz Jiskani

5. Which of the following principleis used to produce ‘low-temperatures’ ?

   A. Super conductivity
   B. Joule-Kelvin effect
   C. Thermo-electric effect
   D. Adiabatic demagneti-sation

   Submitted by: Malik Asghar Hussain

6. What is the medical term for low blood sugar?

   A. Hypoglycemia
   B. Lymphoblastic leukemia
   C. Pulmonary edema
   D. Diabetes mellitus

   Submitted by: Ashfaque Ali Khoso

7. One of the following ways of expressing the concentration of a solution does not depend on temperature. It is__________?

   A. Molarity
   B. Molality
   C. Normality
   D. Formality

   Submitted by: Mansoor Ul Haque

8. Which of the following is a Non Metal that remains Liquid at room temperature?

   A. Phosphorous
   B. Bromine
   C. Chlorine
   D. Helium

   Submitted by: Muhammad Ashhar khan

9. Which one of the following gases is readily soluble in water at room temperature?

   A. Chlorine
   B. Nitrogen
   C. Ammonia
   D. Carbon dioxide

   Submitted by: ABDUL HAYEE

10. Why are soft drink made with chilled water rather than water at room temperature?

    A. Ingredients dissolve better in chilled water
    B. Chilled water enhances the taste
    C. Chilled water attracts more carbon dioxide 
    D. Chilled water is more hygienic

    Submitted by: Ashfaque Ali Khoso