Author Question: What type of threads does a 2 x 3/8 NF-24 bolt have? A) National fine, 24 threads per inch B) ... (Read 119 times)

casperchen82 · **on:** Jul 27, 2018

What type of threads does a 2 x 3/8 NF-24 bolt have?

A) National fine, 24 threads per inch B) National fine, 24 footpounds of torque
C) National coarse, 24 threads per inch D) Normal capacity, 24 foot pounds of torque

Question 2

The most common airflow problem experienced on air conditioning systems is

A) Low airflow caused by dirty or plugged air filters
B) Excessive airflow caused by removing the air filter and not replacing it
C) Excessive airflow caused by high operating voltage
D) Low airflow caused by unusually low barometric pressure