JBS Enterprises Technician Interview Questions and Answers

Q1. Family background
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Q1. Do u want to come to Bengaluru
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Q2. Can you survive with this salary
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Q1. What is transistor? Working principal of it.
Ans. 
A transistor is a semiconductor device used to amplify or switch electronic signals.
• Transistors consist of three layers of semiconductor material: the emitter, base, and collector.

• The working principle of a transistor involves controlling the flow of current between the emitter and collector using the base.

• Transistors can be used in various electronic devices such as amplifiers, switches, and oscillators.

• Common types o...read more
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Q2. What is a thyristor?
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A thyristor is a solid-state semiconductor device that acts as a switch, controlling the flow of electric current.
• Thyristors are used in power control applications such as dimmer switches, motor speed control, and power supplies.

• They have three terminals: anode, cathode, and gate.

• Thyristors have a four-layer structure and are capable of handling high currents and voltages.

• Common types of thyristors include silicon-cont
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Q1. What is the definition of frequency?
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Q2. What is the definition of Ohm's Law?
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Q1. What is current ?
Ans. 
Current is the flow of electric charge in a circuit.
• Current is measured in Amperes (A)

• It is the rate of flow of electric charge

• Current flows from positive to negative terminal in a circuit

• Examples: Direct current (DC) and Alternating current (AC)
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Q2. How many parameter we measure in multimeter?
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A multimeter typically measures several parameters including voltage, current, and resistance.
• Voltage

• Current

• Resistance

• Continuity

• Diode testing
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Q3. What is difference between cro and functions generator?
Ans. 
A CRO (Cathode Ray Oscilloscope) is used to display and analyze waveforms, while a function generator is used to generate different types of waveforms.
• CRO is used for visualizing electrical signals in the time domain, while a function generator is used to create specific waveforms like sine, square, triangle, etc.

• CRO provides a visual representation of the input signal's amplitude, frequency, and phase, while a functio...read more
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Q4. What is normal soldering temperature?
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Normal soldering temperature typically ranges from 300 to 400 degrees Celsius.
• Normal soldering temperature ranges from 300 to 400 degrees Celsius

• Different types of solder may have specific temperature requirements

• Using a temperature-controlled soldering iron is recommended for precise soldering

• Excessive heat can damage components and create poor solder joints
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Q5. Explain different between schematic and block diagram?
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Schematic diagrams show the electrical connections and functions of a specific circuit, while block diagrams show the components of a system and their connections.
• Schematic diagrams focus on the details of individual components and their connections within a circuit.

• Block diagrams provide an overview of the system by showing the components and their interconnections.

• Schematic diagrams are commonly used in electronics t...read more
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Maths, English Grammer, G.k

Q1. Based on Resume what we given
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Q1. Sharing Company Knowledge
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Q1. Please tell us about your experience and what you did in last company?
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It is eassy basic electrical then maths

Q1. Basic eletrcal family'baground and branch
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Q2. Different ac and dc Devices of ac Devices of dc
Ans. 
AC devices use alternating current while DC devices use direct current.
• AC devices include air conditioners, refrigerators, and washing machines.

• DC devices include batteries, solar panels, and electronic devices.

• AC devices are more commonly used in households while DC devices are more commonly used in portable devices.

• AC devices require a power source that can convert DC to AC while DC devices require a power source tha
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