Question: In a multivibrator, we have___________ feedback?

• 1. Negative
• 2. 100 % positive
• 3. Both positive and negative
• 4. None of the above

Question: A bistable multivibrator has _________________?

• 1. Two stable states
• 2. One stable state
• 3. No stable state
• 4. None of the above

Question: For an integrating circuit to be effective , the RC product should be____________ the time period of the input wave?

• 1. 5 times greater than
• 2. 5 times smaller than
• 3. Equal to
• 4. At least 10 times greater than

Question: A monostable vibrator has_____________.

• 1. No stable state
• 2. One stable state
• 3. Two stable states
• 4. None of the above

Question: For a differentiating circuit to be effective, the RC product should be ___________ the time period of the input wave?

• 1. Equal to
• 2. 5 times greater than
• 3. 5 times smaller than
• 4. At least 10 times greater than

Question: The positive clipper is that which removes the ____________half-cycles of the input voltage?

• 1. Negative
• 2. Positive
• 3. Both positive and negative
• 4. None of the above

Question: When a rectangular voltage waveform is applied to a capacitor, then the current waveform is ______________?

• 1. Rectangular
• 2. Sinusoidal
• 3. Sawtooth
• 4. Square

Question: The multivibrator which generates square wave of its own is the ____________multivibrator?

• 1. Monostable
• 2. Bistable
• 3. Astable
• 4. None of the above

Question: When a transistor is driven to cut off, ideally the output is _______________?

• 1. VCC
• 2. 0
• 3. VCC/2
• 4. VCC/3

Question: If d.c. supply of 10 V is fed to a differentiating circuit, then output will be_______________?

• 1. 20 V
• 2. 10 V
• 3. 0 V
• 4. None of the above