Digestive System (I)
Describe with appropriate illustrations of different types of alimentary tracts.
Explain the feeding mechanism of some animals.
Explain how some insectivorous plants feed.
Digestive System (I)
Describe with appropriate illustrations of different types of alimentary tracts.
Explain the feeding mechanism of some animals.
Explain how some insectivorous plants feed.
Digestive System (I)
Describe with appropriate illustrations of different types of alimentary tracts.
Explain the feeding mechanism of some animals.
Explain how some insectivorous plants feed.
Classification of Plants
Classify plants using (a) botanical and (b) agricultural techniques of classification.
Classify plants based on life cycles
Acoustic transducers
Explain types of acoustic transducers.
State the applications of acoustic transducers
Transducers and sensors
Explain the meaning of the following:
i. transducer
ii. sensor
Discuss the principles of operation of a transducer.
Eplain the principles of operation of a sensor.
State types of transducers and sensors.
Explain the uses of transducers and sensors
Measuring instruments
Explain the meaning of measuring instrument.
Differentiate between analogue and digital measuring instruments.
State different types of measuring instrument and their respective uses.
Measuring instruments
Explain the meaning of measuring instrument.
Differentiate between analogue and digital measuring instruments.
State different types of measuring instrument and their respective uses.
Television receiver
Explain stages of a Television receiver using block diagram.
Power supply unit
Explain Rectification
Explain the differences between half wave and full wave rectification.
Explain how a.c is converted to d.c. by the use of rectifiers.
State the meaning of voltage regulation.
Explain the operation of voltage regulators
Integrated Circuits (IC) and microprocessors
Explain the concept of Integrated circuit (IC).
State the advantages and disadvantages of IC.
State the applications of IC.
Explain the concept of microprocessor
Explain the following terms as related to microprocessor: RAM, ROM, and EPROM.
Mention applications of microprocessor.
Transistors
Explain the concept of a transistor
Explain biasing of a transistor.
Explain bipolar transistor circuits
Explain types of transistors and symbols.
Explain applications of transistors
Power in AC circuits
Explain power and power triangle.
Explain power factor and power factor correction.
State advantages and disadvantages of power factor correction.
Calculate power factor in a given AC circuit.
Explain Q-factor and bandwidth.
Alternating current circuits
Define the terms:
– capacitive reactance
– inductive reactance
– Impedance
Explain RL and RC
Explain RLC circuit.
Calculate inductive and capacitive reactance (XL and XC).
Explain series and parallel resonance
Calculate series and parallel resonance.
Operation of hydraulic operated braking system
Identify the operational differences between mechanical and hydraulic brakes.
Carry out replacements of:
i. Brake shoe
ii. Brake pads
iii. Wheel cylinder components
iv. Brake caliper ring rubber.
Brake bleeding operation.
Operation of mechanically operated braking system
Students should be able to Explain fully the details of:
i. Drum brakes
ii. Disc brakes in both hydraulic and mechanical operations.
Illustrate with sketches the operation of:
i. Master cylinder
ii. Wheel cylinder
Hi. Brake calipers
Identify the operational differences between mechanical and hydraulicbrakes.
Carry out replacementsof:
i. Brake shoe
ii. Brake pads
iii. Wheel cylinder components
iv. Brake caliper ring rubber.
Brake bleeding operation.
Operations of engine lubrcation and cooling system
Students should be able to State the difference between viscousity in water and in oil lubrication system.
State necessary precautions of engine oil.
Explain, sketch and identify the main components in lubrication system.
Explain, sketch and identify the main components in cooling system.
Types of suspension and steering systems and their operation
Students should be able to State effects of defects in suspension system. i.e. Leaf, spring, coil spring, etc.
State faults associated with steering system.
Identify types of suspension and steering gearboxes.
Engine operation
Students should be able to Explain the principles of operation of working components parts in an engine.
Identify and draw line diagrams on the constructional details of two and four stroke cycle engine.
Explain the working sequence of an engine and the causes of effects of denotation.
Engine operation
Students should be able to Explain the principles of operation of working components parts in an engine.
Identify and draw line diagrams on the constructional details of two and four stroke cycle engine.
Explain the working sequence of an engine and the causes of effects of denotation.