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MCQ - Mechanical TNPSC JTO
JTO - 551 - Engineering Drawing and Draughtsman - 551 - unit - 08 - Electrical Electronics and Network Components

176)   

 In a solar panel system, wiring diagram shows:

A.
B.
C.
D.
Answer: C
177)   

  An SMPS circuit converts:

A.
B.
C.
D.
Answer: B
178)   

 A basic LED flasher circuit consists of:

A.
B.
C.
D.
Answer: B
179)   

 The block diagram of a microprocessor includes:

A.
B.
C.
D.
Answer: B
180)   

 In a block diagram of FM radio, the tuner selects:

A.
B.
C.
D.
Answer: B
181)   

 In automatic electric irons, the thermostat is used to:

A.
B.
C.
D.
Answer: C
182)   

 The heating element of a hotplate is usually placed:

A.
B.
C.
D.
Answer: B
183)   

 A microwave oven works on the principle of:

A.
B.
C.
D.
Answer: C
184)   

 The alarm in a fire alarm circuit is usually a: 

A.
B.
C.
D.
Answer: A
185)   

  The layout of a 3-phase alternator with load includes:

A.
B.
C.
D.
Answer: B
186)   

 The wiring diagram of a DOL starter includes: 

A.
B.
C.
D.
Answer: B
187)   

  In auto-transformer starter wiring, the purpose of the auto-transformer is to: 

A.
B.
C.
D.
Answer: C
188)   

 Earthing layout diagram includes which of the following?

A.
B.
C.
D.
Answer: C
189)   

 A circuit controlling a motor using MCB is meant to protect against:

A.
B.
C.
D.
Answer: C
190)   

 Three-point starter schematic is typically used for:

A.
B.
C.
D.
Answer: C
191)   

 In the block diagram of an inverter, the main function is to:

A.
B.
C.
D.
Answer: C
192)   

 A DSO (Digital Storage Oscilloscope) block diagram includes:

A.
B.
C.
D.
Answer: B
193)   

 Metal film resistors are preferred in circuits because of their:

A.
B.
C.
D.
Answer: A
194)   

 A capacitor stores:

A.
B.
C.
D.
Answer: D
195)   

  In a hybrid solar system, the layout diagram includes:

A.
B.
C.
D.
Answer: C
196)   

 A single-phase UPS system in layout includes:

A.
B.
C.
D.
Answer: B
197)   

A buck converter is used to: 

A.
B.
C.
D.
Answer: C
198)   

 LED driver circuits often use:

A.
B.
C.
D.
Answer: B
199)   

  In a flyback converter block diagram, energy is stored in the:

A.
B.
C.
D.
Answer: B
200)   

 The CDMA system in block diagram consists of:

A.
B.
C.
D.
Answer: B