Gas fitter 2 exam - Study guides, Class notes & Summaries

A room heater installed in either a sleeping area or public area shall be: A. direct vent only B. equipped with a regulator C. equipped with a fan D. equipped with an on / off switch on the wall - correct answer -B What type of vent must be used when the vent of a wall furnace will be concealed in a partition wall? A. B vent B. L vent C. BH vent D. BW vent - correct answer -D Single wall vent connectors: A. may pass through floors, ceilings or roofs provided a metal thimble is use...

NCLE Advanced Certification Exam The answer is D. The posterior optical zone will directly affect the lens to cornea relationship of a rigid gas permeable lens. If the posterior optical zone is steepened, it will increase the sagittal depth. If it is flattened, it will decrease the sagittal depth. Changing the power, which is accomplished by changing the anterior optical zone, will not affect the sagittal depth of the lens, nor will changing its edge design. - 1. The sagittal depth of a ri...

NCLE Advanced Certification Exam With Correct Answers 2023 update The answer is D. The posterior optical zone will directly affect the lens to cornea relationship of a rigid gas permeable lens. If the posterior optical zone is steepened, it will increase the sagittal depth. If it is flattened, it will decrease the sagittal depth. Changing the power, which is accomplished by changing the anterior optical zone, will not affect the sagittal depth of the lens, nor will changing its edge desi...

The answer is D. The posterior optical zone will directly affect the lens to cornea relationship of a rigid gas permeable lens. If the posterior optical zone is steepened, it will increase the sagittal depth. If it is flattened, it will decrease the sagittal depth. Changing the power, which is accomplished by changing the anterior optical zone, will not affect the sagittal depth of the lens, nor will changing its edge design. - Answer 1. The sagittal depth of a rigid gas permeable contact len...

NCLE Advanced Certification Exam With Correct Answers 2023 update The answer is D. The posterior optical zone will directly affect the lens to cornea relationship of a rigid gas permeable lens. If the posterior optical zone is steepened, it will increase the sagittal depth. If it is flattened, it will decrease the sagittal depth. Changing the power, which is accomplished by changing the anterior optical zone, will not affect the sagittal depth of the lens, nor will changing its edge desi...

NCLE Advanced Certification Exam Questions with accurate answers. Rated A. 2022 The answer is D. The posterior optical zone will directly affect the lens to cornea relationship of a rigid gas permeable lens. If the posterior optical zone is steepened, it will increase the sagittal depth. If it is flattened, it will decrease the sagittal depth. Changing the power, which is accomplished by changing the anterior optical zone, will not affect the sagittal depth of the lens, nor will changing i...