A) From a to b
B) From b to a
C) From b to a through c
D) From a to b through c
Correct Answer: B
Solution :
In the part c b d, \[{{V}_{c}}-{{V}_{b}}={{V}_{b}}-{{V}_{d}}\] Þ \[{{V}_{b}}=\frac{{{V}_{c}}+{{V}_{d}}}{2}\] In the part c a d \[{{V}_{c}}-{{V}_{a}}>{{V}_{a}}-{{V}_{d}}\] Þ \[\frac{{{V}_{c}}+{{V}_{d}}}{2}>{{V}_{a}}\] Þ \[{{V}_{b}}>{{V}_{a}}\]
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