Answer:
The right answer is option 4: 2
Explanation:
Lists are used in Python to store elements of same or different data types.
Different functions are used in Python on List. One of them is count.
Count is used to count how many times a specific value occurs in a list.
The syntax for count is:
listname.count(value)
In the given code,
The output will be 2
Hence,
The right answer is option 4: 2
The device which typically combines the capabilities of a scanner , fax ,and copying machine is called an input device.
When using a self-contained recovery device on a cfc, hcfc, or hfc system with an operating compressor. Technicians must recover 80% of the nameplate charge.
Compressor is a mechanical device used in many industries which has the function of increasing gas pressure by reducing its volume. The air compressor is a specific type of gas compressor.
Compressors can be characterized in a number of different ways, but are usually divided into types based on the functional method used to produce compressed air or gas. The following are common compressor types. Types covered include:
- Pistons
- Diaphragm
- Helical Screw
- Slide propeller
- Scrolling
- Rotary Lobe
- Centrifugal
- Axial
How to use an air compressor
- Position the Air Compressor
- Check the Oil Level
- Check the Drain Valve
- Set the PSI
- Prepare the Air Tank
- Connect the Air Hose
- Connect the Desired Tool
- Remove Excess Moisture
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