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Question
Assertion A: For a given depth of cut, the output of a power shovel can be increased by decreasing the angle of swing.Reason R: If the angle of swing is decreased, the cycle time will be decreased.
Options:
A .  Both A and R is true and R is the correct explanation of A
B .  Both A and R is true but R is not the correct explanation of A
C .  A is true but R is false
D .  A is false but R is true
Answer: Option A

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