Choose suitable option for matching. Group – A 1. Lubricants 2. Normal force
Choose suitable option for matching.
| Group – A | Group – B |
| 1. Lubricants | a) Increases friction |
| 2. Normal force | b) Friction is independent |
| 3. Area of contact | c) Decreases the friction |
| 4. Friction | d) To overcome fluid pressure |
| 5. Shape of birds | e) Produces heat |
A) 1 – c, 2 – a, 3 – b, 4 – e, 5 – d
B) 1 – a, 2 – b, 3 – c, 4 – d, 5 – e
C) 1 – b, 2 – c, 3 – d, 4 – e, 5 – a
D) 1 – d, 2 – e, 3 – a, 4 – b, 5 – c
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