MEDIUM
8th CBSE
IMPORTANT
Earn 100

Write any four methods of reducing friction.

Important Questions on Friction

MEDIUM
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 6
Describe some examples where heat is produced due to friction.
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 7
Sliding friction is _____ (smaller/larger) than static friction.  
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 7
Rolling is _____ friction. (smaller/bigger) 
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 7
Bodies of birds and fishes are _____ .
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 8
Friction is less for rough surfaces.
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 8
Friction is independent of area of contact.
EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 8
Streamlining reduces friction.
MEDIUM
8th CBSE
IMPORTANT
Full Marks Science>Chapter 12 - Friction>TEST ASSIGNMENT NO. 1>Q 9
Write advantages and disadvantages of friction.