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

Question: If a square wave is fed to a differentiating circuit, the output will be _____________?

• 1. Sine wave
• 2. Sharp narrow pulses
• 3. Rectangular wave
• 4. Triangular wave

Question: If the input to a differentiating circuit is a saw-tooth wave, then output will be _____________?

• 1. Square
• 2. Triangular
• 3. Sine
• 4. Rectangular

Question: An astable multivibrator has ________________?

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

Question: A relay is superior to a mechanical switch because it _______________?

• 1. Is relatively inexpensive
• 2. Does not require moving contacts
• 3. Combines control with power amplification
• 4. None of the above

Question: ______________ multivibrator is a square wave oscillator?

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