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IECEP - Eleectronics

Total questions: 26

Worksheet time: 26mins

Name
Class
Date
1.

A servo characteristic which is the time it takes between input signal and actual movement of the load.

(a)  

2.

There are (a)   possible series combinations of R, L, and C.

3.

What is the common type of meter movement?

(a)  

4.

The noise produced by a transformer is termed as

(a)  

5.

A 2 transistor class b power amplifier is commonly called

(a)  

6.

The concept whereby a small voltage is generated by a conductor with current in an external magnetic field refers to (a)  

7.

A combination of two charges, with equal charge magnitude but opposite signs

(a)  

8.

What is the efficiency of a series-fed class A amplifier?

(a)  

9.

What do you call the mechanical separation of charge in a dielectric?

(a)  

10.

Name the two inventors of charge coupled device or CCD

(a)  

11.

What do you call a device that functions as an inductor and a transformer?

(a)  

12.

Like ferromagnetic materials, antiferromagnetic materials become paramagnetic above a transition temperature, known as (a)  

13.

What is used to maintain the strength of a magnetic field?

(a)  

14.

What is an alloy that changes directly from solid to liquid with no plastic or semi-liquid state?

(a)  

15.

What is the lagging effect between the magnetizing force applied and the flux density?

(a)  

16.

What is an instrument that measures the instantaneous value of magnetic induction?

(a)  

17.

What do you call a device which produces a voltage output dependent upon the applied DC voltage and an incident magnetic field?

(a)  

18.

What is the motion of charged particles especially colloidal particles through a relatively stationary liquid under the influence of an applied electric field.

(a)  

19.

What is a resistor used to draw a fixed amount of current?

(a)  

20.

1 mil is equal to how many inch?

(a)  

21.

He invented the first recorded capacitor; that is a glass jar coated inside and out with a metal.

(a)  

22.

96, 485 Coulombs/mole is what we call as?

(a)  

23.

What is the diameter of a type D battery in inches?

(a)  

24.

in 1729, Who classified materials as either conductors or insulators?

(a)  

25.

What is the opposite of Seebeck effect?

(a)  

26.

What law shows that the total emissive power of a blackbody is proportional to the fourth power of the absolute temperature of the body?

(a)