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Electric Circuits

Electric Circuits
The electron is lighter than a proton by a factor of about

 18400.
 18.4.
 184.
 1840.

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Electric Circuits
Which of the following is not equivalent to watts?

 Amperes/volt.
 Ampere2 – Ohm.
 Joules per second.
 Ampere-volts.

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Electric Circuits
Select the wave that has the least value of form factor.

 Sine wave.
 Triangular wave.
 Rectangular wave.
 Square wave.

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Electric Circuits
The number of electrons in the outer most orbits of carbon atom is

 7.
 6.
 4.
 3.

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Electric Circuits
Active materials of a lead acid cell are

 spongy lead.
 lead peroxide.
 all of above.
 dilute H2SO4.

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Electric Circuits
Coating generally recommended for hard surfacing is

 lead plating.
 chromium plating.
 copper plating.
None of these

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