PRINTED CIRCUIT BOARD MANUFACTURING Question Preview (ID: 62544)
Circuit Building Techniques.
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Why are PCB used instead of stripboards?
a) Because they can be easily prototyped.
b) Because they provide a neat and reliable method of mounting components.
c) Because only passive components can be mounted.
d) Because double sided boards are cheap to produce.
How many types of circuits boards exist in the market?
a) Single sided PCB's
b) Double sided PCB's
c) Single and double sided PCB's
d) Multi layered PCB's
What is the main reason by Surface Mount Technology (SMT) is not used in schools?
a) Because they are too small to handle and too small to solder using school workshop equipment.
b) Because it is too expensive to run in a Workshop facility.
c) Because it is not reliable as components are too small to be inserted in the PCB
d) Because a special type of technology is used to solder the boards.
What is a schematic diagram in Electronics?
a) It is a sketch of how the product will look like when finished.
b) It is a drawing of the circuit diagram.
c) It is a technical drawing of the product.
d) It is a freehand drawing
what is a PCB
a) Printed circuit board
b)
c)
d)
What is ferric chloride
a) A chemical for etching copper
b)
c)
d)
What is developing a PCB
a) A process for removing all photo sensitive chemical from the PCB
b)
c)
d)
What is etching process
a) A process to remove copper
b)
c)
d)
What is a resistor?
a) A passive component
b)
c)
d)
What is a capacitor?
a) A passive component
b)
c)
d)
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