The profile of aeroplane wing which lifts it up is called as_____________?

Related Mcqs:

1. A man lifts vertically a weight of 40kg through 1m in 10s; while a chile lifts vertically a weight of 10kg through a distance of 1m in 1s. What will be correct inference ?

   A. man does more work than child
   B. child does more work than man
   C. both do the same amount of work
   D. it is a foolish question

2. The number 76.85 is rounded off up to two significant figures as_____________?

   A. 76.8
   B. 77
   C. 76.9
   D. None of these

3. Which law of motion is also called law of inertia ?

   A. 1st law
   B. 2nd law
   C. 3rd law
   D. all 1st, 2nd and 3rd laws

4. Circuit which gives continuously varying potential is called _______________________?

   A. complex network
   B. wheat stone bridge
   C. potential divider
   D. all of above

5. Materials that undergo plastic deformation before breaking are called __________________?

   A. Brittle
   B. Ductile
   C. Amorphous
   D. Polymers

6. The breaking of crystals along definite direction is called _____________________?

   A. Cleavage
   B. Symmetry
   C. Isotropy
   D. Homogeneity

7. A vacant or partially filled band is called _____________________?

   A. Conduction band
   B. Valence band
   C. Forbidden band
   D. Empty band

8. A particle having the mass of an electron and the charge of a proton is called a______________?

   A. Antiproton
   B. Positron
   C. Gamma rays
   D. Photon

9. What is the force of attraction between any two bodies by virtue of their masses is called?

   A. Electromagnetic Force
   B. Gravitational Force
   C. Centripetal Force
   D. Nuclear Force

   Submitted by: Nayab Idrees

10. Matter itself has energy called ________?

    A. Potential energy
    B. Rest energy 
    C. Chemical energy
    D. Nuclear energy

    Submitted by: Shoaib Ali Jatoi