MCQ
Action and reaction:
- AAct on two different objects.
- BHave equal magnitude.
- CHave opposite directions.
- ✓All are correct.
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$(A)$ Any physical quantity have more than one unit
$(B)$ Any physical quantity have only one dimensional formula
$(C)$ More than one physical quantities may have same dimension
$(D)$ We can add and subtract only those expression having same dimension
Number of correct statement is

