feedback between two stages is 100%

feedback employed is positive

when one transistor is on, the other is off

all of the above

sine wave

triangular wave

saw-tooth wave

square wave

Hartley oscillator

Colpitts oscillator

un tuned collector oscillator

Wein bridge oscillator

R.C. phase shift

Wein bridge

L.C. oscillator

Blocking oscillator

produces sinusoidal output

produces non-sinusoidal output

relaxes indefinitely

oscillates continuously