MCQ
The frictional force exerted by a fluid is called:
- ABrag.
- BDrab.
- ✓Drag.
- DTread.
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Column I
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Column II
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| $P.$ |
Rusting
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$(i)$ |
Explosion
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| $Q.$ |
Burning of Paper
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$(ii)$ |
Spontaneous combustion
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| $R.$ |
Sodium
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$(iii)$ |
Rapid combustion
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| $S.$ |
Fire crackers
|
$(iv)$ |
Slow combustion
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