Question
Clarify the differences:
Distance and displacement
Distance and displacement
| Distance | Displacement |
| (i) Distance is the length of the actual path travelled by an object. (ii) It is a scalar quantity. (iii) It is either equal to or greater than displacement. (iv) Distance travelled is always positive. |
(i) Displacement is the minimum distance between the starting and finishing points. (ii) It is a vector quantity. (iii) It is either equal to or less than distance. (iv) Displacement may be positive or negative or zero. |
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Strong Base
Strong Acid
a. $7.3 g HCl$ in $100 ml$ solution
b. $2 g NaOH$ in $50 ml$ solution
c. $3 g CH CHOH _3 COO 100 ml$ solution
d. $4.9 g H _2 SO _4$ in $200 ml$ solution