Friction can be reduced by changing from _________?

Related Mcqs:

1. The gradual physiological adjustment to slowly changing new environmental conditions is known as _____________________?

   A. Selection
   B. Introduction
   C. Acclimatization
   D. Quarantine

   Submitted by: Mansoor Ul Haque

2. Angle of friction and angle of repose are?

   A. equal to each other
   B. not equal to each other
   C. proportional to each other
   D. None of these

   Submitted by: Malik Asghar Hussain

3. Internal friction of fluid is called_________?

   A. Viscosity
   B. Surface tension
   C. Resistance
   D. Cohesive force

   Submitted by: Malik Asghar Hussain

4. If the length of a heater coil is reduced by 10% of its original length, then Power consumed by heater will?

   A. Increase over 10%
   B. Decrease by 10%
   C. Decrease by 0.5%
   D. Increase by 0.5%

   Submitted by: Mansoor Ul Haque

5. Titan, a moon of __________ , and Triton, a moon of _________ , have atmospheres mainly of _________.

   A. Saturn, Jupiter, Hydrogen
   B. Uranus, Neptune, Nitrogen
   C. Saturn, Neptune, Nitrogen
   D. Mars, Venus, Hydrogen

   Submitted by: Muhammad Abdullah

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

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

7. The scientific study of fingerprints is called _________ ?

   A. Dactylography
   B. Dactylology
   C. Dactyliology
   D. Dialectology

   Submitted by: Rashid Mehmood

8. pH value of water is _________?

   A. 5
   B. 5-6
   C. 8.7-10.5
   D. 6.5-8.5

   Submitted by: Muhammad Asif Khajjak

9. According to Quark theory, there are _________ elementary particles.

   A. Three
   B. Six
   C. Nine
   D. Ten

   Submitted by: Muhammad Gulfam

10. _________ extends from the top of the troposphere to the bottom of the mesosphere.

    A. Thermosphere
    B. Ionosphere
    C. Stratosphere
    D. None of the above

    Submitted by: Muhammad Abdullah