It is observed that the total pressure exerted by air on the man of average size is around 14.7 lb wt. per square inch. But the man feels quite comfortable,. It is because of__________?

Related Mcqs:

1. The average weight of man’s brain is 4.8 ounces. What is the average weight of woman’s brain ?

   A. 4.8 ounce
   B. 5.8 ounce
   C. 5.4 ounce
   D. 4.4 ounce

   Submitted by: Mansoor Ahmed Suhag

2. The average heartbeat per minute in a normal man is _________?

   A. 50
   B. 70
   C. 80
   D. 100

3. Quantity of fresh air required for a man is 1000 cubic feet of air for every____________?

   A. 5 minutes
   B. 10 minutes
   C. 15 minutes
   D. 20 minutes

   Submitted by: WIQAR AHMAD

4. Air contains maximum amount of__________?

   A. oxygen
   B. nitrogen
   C. hydrogen
   D. carbon dioxide

   Submitted by: ABDUL HAYEE

5. The average length of the kidney of a man is about?

   A. 7cm to 8cm
   B. 8cm to 10 cm
   C. 10cm to 13 cm
   D. 13cm to 16cm

   Submitted by: Malik Asghar Hussain

6. Sound travels in air at an average speed of nearly________ ?

   A. 1257 miles per hour
   B. 755 miles per hour
   C. 330 miles per hour
   D. None of these

   Submitted by: Rashid Mehmood

7. _________ means a line on a map connecting points having the same atmospheric pressure at a given time or on average over a given period.

   A. Isobar 
   B. Isobath
   C. Isohel
   D. Isohyet

   Submitted by: Naveed Tahir

8. Average salinity or ratio of salt as per kilogram of water of ocean is__________?

   A. 35 grams
   B. 55 grams
   C. 32 grams
   D. 42 grams

   Submitted by: FAZAL ULLAH

9. An Average Hummingbird’s heart rate per minute is __________.

   A. 500 times
   B. 1000 times
   C. more than 1000 times
   D. more than 1200 times

   Submitted by: Muhammad Minam

10. The average acceleration caused by gravity per second is____________?

    A. 22 feet
    B. 32 feet
    C. 52 feet
    D. 42 feet

    Submitted by: Yalmaz Fahim