1. A dependent source
(a) may be a current source or a voltage source
(b) is always a voltage source
(c) is always a current source
(d) neither a current source nor a voltage source

2. When temperature changes, h parameters of a transistor
(a) May or may not change
(b) Do not change
(c) Also change
(d) None of the above

3. When a PN junction forward biased?
(a) Depletion region decreases
(b) Holes and electrons move away from junction
(c) Minority carriers are not affected
(d) All of above

4. The tunnel diode is also known as
(a) Channel diode
(b) High field diode
(c) Esaki diode
(d) High frequency diode

5. The minority concentration of transistor under open circuit condition is
(a) Zero
(b) Constant
(c) Infinite
(d) None of the above

6. The collector current IC and emitter current IE have
(a) Same sign in both n-p-n and p-n-p
transistors
(b) Opposite sign in both n-p-n and p-n-p
transistors
(c) No sign
(d) None of the above

7. Op-Amp is a ————— type of amplifier
(a) Current                              (b) Voltage
(c) Power                                (d) Resistance

8. Op-Amp with positive input type configuration +V or V is called —————.
(a) Non-inverting type input
(b) Inverting type input
(c) Non-inverting type output
(d) Inverting type output