BE8255 BASIC ELECTRICAL ELECTRONICS AND MEASUREMENT ENGINEERING IMPORTANT QUESTIONS REG.17

BE8255 BASIC ELECTRICAL ELECTRONICS AND MEASUREMENT ENGINEERING

UNIT I ELECTRIC CIRCUIT ANALYSIS

1. Mesh analysis and Nodal Analysis
2. Network Theorems
          i) Superposition theorem
         ii) Thevinins theorem
        iii) Nortons theorem
        iv) Maximum power transfer theorem
3. Star delta conversion
4. Derive effective resistance for series and parallel circuit in network

UNIT II ELECTRIC MACHINES

1. Transformer ( Principle, Construction, Working, EMF equation, Transformation ratio )
2. DC Generator ( Principle, Construction, Operation, EMF equation, Types )
3. DC Motor ( Principle, Back emf, Voltage equation )
4. Brushless DC Motor [BLDC]

UNIT III UTILIZATION OF ELECTRICAL POWER

1. Domestic Refrigerator ( Principle, Construction, Working, Electric circuit diagram )
2. Air conditioner ( Window air conditioner, Split type room air conditioner )
3. Batteries ( Ni-Cd, Lead acid, Li-ion )
4. Tariff ( Tariff equation, Tariff calculation )

UNIT IV ELECTRONIC CIRCUITS

1. PN Junction Diode ( operation, V-I Characteristics, Applications )
2. Bipolar Junction Diode [BJT]
3. Digital to Analog [DAC] and Analog to Digital [ADC] Conversion
4. Operational Amplifier ( OP-AMP, Types )
5. Precision Rectifiers ( Half Wave and Full wave rectifier )

UNIT V ELECTRICAL MEASUREMENT

1. Cathode Ray Oscilloscope
2. Transducer and Piezoelectric Transducer
3. Linear Variable Differential Transformer ( LVDT )
4. Limiting errors and expression for relative limiting error.