NYS PCO NYS PCO Equipment and Calibration

Question 1

Calibration of pesticide application equipment is performed to ensure that:

Accepted Answer

The correct amount of pesticide is applied per unit area as specified on the label

Answer

The equipment is cleaned after each use

Answer

The sprayer is operating at maximum pressure

Answer

The nozzle is free of blockages

Question 2

A power sprayer nozzle that produces a fan pattern is MOST appropriate for which type of application?

Accepted Answer

Flat-fan nozzles for broadcast or band spraying on flat surfaces

Answer

Cone nozzles for high-pressure soil injection

Answer

Foaming nozzles for void filling

Answer

Misting nozzles for indoor space treatments

Question 3

If a sprayer is applying too much pesticide per 1,000 sq ft, the PCO should:

Accepted Answer

Increase walking speed, decrease pressure, or switch to a nozzle with lower output

Answer

Add more water to the tank

Answer

Increase pump pressure to dilute the chemical

Answer

Switch to a different chemical formulation

Question 4

What does GPM stand for in pesticide sprayer calibration?

Accepted Answer

Gallons Per Minute

Answer

Grams Per Meter

Answer

Gallons Per Mile

Answer

Grams Per Mixture

Question 5

Which piece of equipment is used to measure nozzle output during sprayer calibration?

Accepted Answer

A graduated cylinder or collection container timed over 30–60 seconds

Answer

A pressure gauge alone

Answer

A thermometer

Answer

A refractometer

Question 6

Why should pesticide-application equipment be rinsed with clean water after each use?

Accepted Answer

To prevent pesticide residue buildup that can cause corrosion, cross-contamination, and nozzle plugging

Answer

To increase the pesticide concentration for the next job

Answer

To comply with OSHA hearing protection standards

Answer

To prepare the tank for storage of water