Notation for sequence of operations in piston cylinder arrangement - Hydraulics & Pneumatics

Q.  What is the notation used for the sequence of operations mentioned below?

1. Cylinder A undergoes forward stroke
2. Cylinder B undergoes forward stroke
3. Cylinder A undergoes backward stroke
4. Cylinder B undergoes backward stroke
- Published on 14 Aug 15

a. A– B– A+ B+
b. A+ B– A+ B–
c. A+ B+ A– B–
d. A+ B–
   A+ B–

ANSWER: A+ B+ A– B–

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