problem 1) Describe the types of errors, with suitable ex each.

problem 2) prepare down the advantages of SI system.

problem 3) How is frequency measured with a CRO?

problem 4) What is the basic principle of magnetic tape recorders?

problem 5) Describe the function of horizontal deflection system in an oscilloscope.

problem 6) prepare down three uses of Induction heating.

problem 7) Describe the function of a pulse circuit.

problem 8) What are the types of resistance welding?

problem 9) Describe the function of digital voltmeter with necessary circuit diagram. What are its advantages?

problem 10) describe the different sections of a CRO and the function of vertical and horizontal deflection systems.

problem 11) describe with circuit diagram the function of pulse and square wave generator.

problem 12) What is a silicon controlled rectifier? Describe its construction, principle and working a neat diagram.

problem 13) Draw logical an digital circuits for NOR NOT and NAND gates and describe their truth table.

problem 14) Describe what do you mean by dielectric heating. Describe thermal losses in dielectric heating.

problem 15) Describe the working of a stable multi-vibrator with appropriate circuit diagram.

problem 16) prepare brief notes on:

a) Galvanometer type recorders.

b) Sequence timer.