Electric Circuits
Which of the following carbon coded resistor has value of 10k ohm with 20% tolerance?

 Red, red, green and silver stripes.
 Orange, orange, black and gold stripes.
 Yellow, violet, yellow and silver stripes.
 Brown, black, orange and no tolerance band.

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Electric Circuits
Atoms have no electric charge because they

 have an equal number of neutrons and protons.
 have an equal number of electrons and protons.
 have an equal number of charged and non charged particles.
 have neutrons in their nuclei.

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