Electronic Principles
What is the primary difference between primary and secondary cell batteries?

None of these
Primary-cell batteries can be recharged and used many times, whereas secondary-cell batteries cannot be properly recharged
Primary-cell batteries use chemical cells, whereas secondary-cell batteries use an alternative energy source, such as thermal or magnetic energy, to supplement their outputs
Primary-cell batteries must be recharged at a much slower rate that secondary-cell batteries
Secondary-cell batteries can be recharged and used many times, whereas primary-cell batteries cannot be properly recharged

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
The rms value of a sine waveform is:

equal to 0.707 times the peak amplitude
None of these
the time required to complete one full cycle
the number of cycles completed in one second
equal to 1.41 times the peak amplitude

ANSWER DOWNLOAD EXAMIANS APP