Water is a highly effective coolant for a car engine because _________?

Related Mcqs:

1. A boy sitting in an open car moving with the constant speed throws a ball straight up into the air. The ball falls _________?

   A. behind him
   B. in front of him
   C. into his hand
   D. by his side

   Submitted by: Malik Asghar Hussain

2. Highly intelligent Mammals are_________?

   A. rat
   B. dolphin
   C. bat
   D. Elephant

   Submitted by: Muzzamil Ahmed Keeryo

3. Metal are highly ___________ ?

   A. Electropositive
   B. Electronegativity
   C. Both of these
   D. Neutral

   Submitted by: Tehniyat

4. Steering of a car involves?

   A. A single force
   B. Two forces acting in the same direction
   C. Two forces acting along different lines and in opposite direction.
   D. A pair of forces acting along the same line and in opposite direction

5. Which pollutant from motor car exhaust causes mental disease _____?

   A. Carbon dioxide
   B. Lead
   C. Sulpher Dioxide
   D. Mercury

   Submitted by: WIQAR AHMAD

6. To measure the speed of an approaching car a police officer shines?

   A. light waves on it
   B. microwaves on it
   C. radio waves on it
   D. ultra high frequency waves on it

   Submitted by: Abid Hussain

7. The number of spark plugs needed in a diesel engine is__________?

   A. 2
   B. 3
   C. 0
   D. 4
   E. None of these

8. Diesel engine was discovered by___________?

   A. Paul Muller
   B. Faraday
   C. Waldeyer
   D. Rudolf Diesel

   Submitted by: Shahid Sargarh

9. Which one of the following wavelengths of light is most effective in photosynthesis?

   A. Blue
   B. Green
   C. Orange
   D. Yellow

   Submitted by: Malik Asghar Hussain

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