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

51)   

Which of the following resistors is best suited for surface mounting?

A.
B.
C.
D.
Answer: C
52)   

 A capacitor stores energy in the form of:

A.
B.
C.
D.
Answer: C
53)   

 In a standalone solar PV system, the battery is used to:

A.
B.
C.
D.
Answer: C
54)   

 What is the main output of a solar charge controller?

A.
B.
C.
D.
Answer: C
55)   

 Which type of converter reduces voltage in DC-DC conversion?

A.
B.
C.
D.
Answer: B
56)   

 A composite video signal consists of: 

A.
B.
C.
D.
Answer: B
57)   

 The IC 8038 is mainly used for:

A.
B.
C.
D.
Answer: B
58)   

 In an online UPS, the inverter gets power from:

A.
B.
C.
D.
Answer: B
59)   

 Which network device operates at the data link layer (Layer 2)?

A.
B.
C.
D.
Answer: B
60)   

 In a mesh topology, each device is connected to:

A.
B.
C.
D.
Answer: D
61)   

  The main function of a thermostat in a geyser is to:

A.
B.
C.
D.
Answer: B
62)   

 Which of the following appliances uses a solenoid-operated striker mechanism?

A.
B.
C.
D.
Answer: C
63)   

 In an electric hotplate, the heat is transferred to the vessel mainly through:

A.
B.
C.
D.
Answer: C
64)   

 Which device converts electrical energy into sound energy in a fire alarm system?

A.
B.
C.
D.
Answer: B
65)   

  In a wiring diagram, the symbol for earth connection is represented by:

A.
B.
C.
D.
Answer: B
66)   

 Which connection method is preferred in a compound motor for strong starting torque

A.
B.
C.
D.
Answer: D
67)   

An automatic voltage regulator (AVR) maintains:

A.
B.
C.
D.
Answer: C
68)   

  Which of the following is used for equipment protection in a layout?

A.
B.
C.
D.
Answer: C
69)   

 In a three-phase circuit, current in each phase is usually:

A.
B.
C.
D.
Answer: C
70)   

 A DOL starter is suitable for motors up to:

A.
B.
C.
D.
Answer: B
71)   

 In the block diagram of an inverter, the final output stage is typically a:

A.
B.
C.
D.
Answer: C
72)   

 In function generators, frequency is varied using:

A.
B.
C.
D.
Answer: D
73)   

 Precision resistors are preferred in circuits where:

A.
B.
C.
D.
Answer: C
74)   

Capacitors used in SMPS circuits typically need:

A.
B.
C.
D.
Answer: B
75)   

 In a solar hybrid system, energy is sourced from:

A.
B.
C.
D.
Answer: D