In credit cards and atm cards where information is stored in a magnetic strip.
A magnetic ink is also used to verify the originality of paper documents, especially check
Magnetic Ink Character Recognition is used for the printing of bank checks on blank stock. Unlike toner (ink) used for general text printing, MICR toner has a high iron oxide content so that it can be read by electronic bank processing equipment.
● Magnetic ink -
- Magnetic ink is black ink with magnetic properties which can be read by special devices.
● Uses of magnetic ink -
- Magnetic ink is used by vending machines to detect counterfeits.
- It is also used for verifying real money by government.
- It is used to print MIRC code on cheques in inkjet printers.
thanks for asking question...
the value of speed of light is = 3 × 10^8 m/s
i hope u got the answer.
btw , why last bye ?
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✍ taylor farnsworth successfully demonstrated the first television
➡television were introduced first in the black and version with small screen, with passing years, the television developed to bring colourful pictures with a bigger screen and a little lighter in weight.
the demand of tvs grew in each and every home and so the technology kept on advancing so tv developed to be a hanging device is so called 'lcd' and 'led'.
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