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MCQ - TNPSC JTO

JTO - 551 - Engineering Drawing and Draughtsman

551 - unit - 08 - Electrical Electronics and Network Components

97)   

 Which of the following ICs is a function generator?

A.
B.
C.
D.
98)   

 UPS is used in critical systems because it provides:

A.
B.
C.
D.
99)   

 Which communication system uses spread spectrum and unique codes for users? 

A.
B.
C.
D.
100)   

 Microcontroller IC 8051 includes which component internally?LCD screen 

A.
B.
C.
D.
101)   

 In a geyser, the heating element is typically placed:

A.
B.
C.
D.
102)   

 What happens when the thermostat in a geyser fails to cut off at the set temperature? 

A.
B.
C.
D.
103)   

 The most common power rating of a domestic electric iron is:

A.
B.
C.
D.
104)   

 In an electric stove, the heat control knob adjusts:

A.
B.
C.
D.
105)   

 In a layout diagram of a 3-phase alternator, the load is connected at: 

A.
B.
C.
D.
106)   

In an auto-transformer starter, the transformer is used to:

A.
B.
C.
D.
107)   

 Earthing pits must be regularly checked to ensure: 

A.
B.
C.
D.
108)   

Which component is commonly grounded in an electrical layout?

A.
B.
C.
D.
109)   

The MCB in a domestic circuit trips when:

A.
B.
C.
D.
110)   

 A schematic diagram provides: 

A.
B.
C.
D.
111)   

 In a block diagram of an online UPS, the AC load receives power from:

A.
B.
C.
D.
112)   

 In a DSO block diagram, the trigger system is used to: 

A.
B.
C.
D.