Electronics Devices

Instruments: 

• What is ammeter
• What is the application of ammeter
• Live use of an ammeter
• What are the advantages and disadvantages of ammeter
• What is the difference between ammeter and ohmmeter
• What is the difference between ammeter and voltmeter
• What is the difference between ammeter and galvanometer
• What is wattmeter
• What is the application of wattmeter
• Difference between wattmeter and energy meter
• What are the advantages of digital multimeter over the analogue multimeter
• What is the precaution of multimeter
• Application of Multimeter
• Advantages and Disadvantages of a digital multimeter
• Advantages and disadvantages of an analogue multimeter
• What are the advantages and disadvantages of digital voltmeter over an analogue voltmeter
• What is wattmeter
• What is Voltmeter
• Why is Voltmeter connected in Parallel
• Why voltmeter has high resistance
• Live use of a voltmeter
• Difference between digital voltmeter and analogue voltmeter
• What is the application of the galvanometer?

External Devices: 

• Give two limitations hard disks over a floppy disk
• What are the advantages harddisk over a floppy disk?
• How to hard disk and floppy disk differ
• What are floppy disk benefits in the computer?
• Types of the floppy disk
• What is the importance of floppy disk?
• Advantages and disadvantages of a floppy disk
• Advantages and disadvantages of hard disk

Electrical device:

1. Synchronous motor

• Working principle of synchronous motor
• Why induction motor widely used in industry
• Types of synchronous motor
• Difference between synchronous and asynchronous motor
• Difference between induction motor and synchronous motor