Refusal of standard penetration test occurs when the sampler penetrates ________ Options: A . &nbspless than 2.5cm under 50 blows B . &nbspless than 2.5cm under 20 blows C . &nbspless than 2.5cm under 10 blows D . &nbspless than 2.5cm under 5 blows

Refusal of standard penetration test occurs when the sampler penetrates _______

Question - Refusal of standard penetration test occurs when the sampler penetrates ________

Options:

A . less than 2.5cm under 50 blows

B . less than 2.5cm under 20 blows

C . less than 2.5cm under 10 blows

D . less than 2.5cm under 5 blows

Answer: Option A
Answer: (a).less than 2.5cm under 50 blows

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