Download App

Friction — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceFriction1 Mark
MCQ
Consider the following statements and choose the correct one:
  • A
    Friction can be reduced by making the surfaces smooth by polishing.
  • B
    Friction can be reduced by applying lubricants to the rubbing surfaces.
  • C
    Friction can be reduced by using wheel to move objects.
  • ✓
    All the above.
✓

Answer

Correct option: D.
All the above.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q. [I MARKS]" from Friction→Friction — all question types→Science STD 8 question papers→Gujarat Board STD 8 question papers→Gujarat Board question paper generator→

Similar questions

In combustion:
→
Internal fertilization occurs:
→
A Identify the correct sequence that is followed during the growth of human being?
$1.$
Foetus
 $2.$
Zygote
$3.$
Embryo
 $4.$
Baby
$5.$
Adult
 $6.$
Adolescent
$7.$
Child
  
 
→
Tsunami means
→
A coating of $..........$ is deposited on iron to protect it from corrosion and formation of rust:
→
Which of the following cells can change its shape
→
Identify the agricultural method in which different crops are grown on a piece of land season after season.
→
A fish is raising vertically to the surface of water in a lake uniformly at the rate of $2\text{ms}^{-1}$ observes a bird diving vertically towards the water at a rate $4\text{ms}^{-1}$ vertically above it. The refractive index of water is $\frac{4}{3}$. The actual velocity of the bird is.
→
What is $PET?$
→
The period of maturity of reproductive organs is called.
→