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MCQ - TNPSC JTO

JTO - 551 - Engineering Drawing and Draughtsman

551 - unit - 08 - Electrical Electronics and Network Components

113)   

 Which component has both inductive and capacitive behavior at high frequency? 

A.
B.
C.
D.
114)   

Which of the following capacitors is preferred in high-frequency switching? 

A.
B.
C.
D.
115)   

 The SMPS in a mobile phone charger converts:

A.
B.
C.
D.
116)   

 In a SPV system, the MPPT (Maximum Power Point Tracker) adjusts:

A.
B.
C.
D.
117)   

 A buck-boost converter can provide:

A.
B.
C.
D.
118)   

 The IC used in AM transmitters typically acts as:

A.
B.
C.
D.
119)   

 In an FM receiver system, the demodulator block: 

A.
B.
C.
D.
120)   

 The DSO (Digital Storage Oscilloscope) stores data in:

A.
B.
C.
D.
121)   

 In an automatic electric iron, temperature control is done using a: 

A.
B.
C.
D.
122)   

 Which of the following components is used to generate a loud sound in a fire alarm? 

A.
B.
C.
D.
123)   

The core of an electric heater is made of:

A.
B.
C.
D.
124)   

 The working principle of an electric bell is based on:

A.
B.
C.
D.
125)   

 The main role of a 3-phase squirrel cage motor layout diagram is to show: 

A.
B.
C.
D.
126)   

 In the layout of a compound motor, the series and shunt windings are connected: 

A.
B.
C.
D.
127)   

Which device is used in Automatic Voltage Regulators (AVR) for sensing voltage? 

A.
B.
C.
D.
128)   

 In a D.O.L. starter layout, the overload relay protects against:

A.
B.
C.
D.