ECE :: Matching Questions
-
Match the following:
List I List II A. Silicon 1. Donor Impurity B. Antimony 2. Acceptor Impurity C. Gallium 3. Most Commonly used semiconductor material D. Germanium 4. Atomic number 32
-
Match the following:
List I List II A. Evanescent wave 1. Pattern multiplication B. Skip distance 2. Mismatched transmission line C. Return loss 3. Propagation in lossy medium D. Antenna array 4. Short wave propagation 5. Propagation below cut-off
-
Match the following:
List I List II A. GTO 1. Widely used in digital computers B. UJT 2. Used for freewheeling C. Power Diode 3. Can be turned off by negative gate signal D. MOSFET 4. Used in generating triggering pulses
-
Match the following:
List I (Double Rectifier) List II (Number of Diodes) A. Full wave Bridge rectifier 1. 1 B. Half wave rectifier 2. 2 C. Full wave rectifier using centre tapped transformer 3. 4
-
Match the following:
List I (Binary) List II (Hexadecimal) A. 10101010 1. FF B. 11111111 2. 88 C. 10001000 3. 92 D. 10010010 4. AA
-
Match the following:
List I List II A. PMMC 1. Square law type scale B. Moving iron 2. Very good response C. Thermo-couple 3. Linear scale D. Electrostatic 4. Voltmeter
-
Match the following:
List I (Properties) List II (Relations) A. Linear but NOT time-invariant 1. y(t) = t2x(t) B. Time-invariant but NOT linear 2. y(t) = t |x(t)| C. Linear and time invariant 3. y(t) = |x(t)| 4. y(t) = x(t - 5)
-
Match the following:
List I (Microwave device) List II (Application) A. Reflex Klystron 1. Wideband amplification B. TWT 2. Very low power amplification C. Cavity Klystron 3. Low power FM generation D. Maser 4. Frequency multiplication
-
Match the following:
List I List II A. Darlington amplifier 1. A circuit using pnp and npn transistors B. CB amplifier 2. A CS amplifier driving a CG amplifier C. Cascade amplifier 3. A circuit with over-all voltage gain close to 1 and very large input impedance D. Complementary symmetry amplifier 4. A circuit with low input impedance
-
Match the following:
List I (BJT amplifier) List II (Characteristics) A. CE 1. good voltage gain, good current gain B. CC 2. voltage gain less than 1, high current gain C. CB 3. current gain less than 1, voltage gain high