Tech X Trivia

What is the hardest natural substance on Earth?

• Platinum

• Iron

• Diamond

• Gold

What is the SI unit of electric current?

• Volt

• Ampere

• Watt

• Ohm

Which component is used to store electrical energy in an electric field?

• Capacitor

• Resistor

• Diode

• Inductor

What is the function of a diode?

• Amplify signals

• Allow current to flow in one direction only

• Stores energy

• Generate signals

What does an MCB (Miniature Circuit Breaker) protect against?

• Overload

• Short circuits

• Both a and b

• None of the above

In a three-phase power system, what is the phase difference between any two phases?

• 60°

• 120°

• 90°

• 180°

Which law is the basis of thermodynamics?

• Ohm’s Law

• Newton’s Laws

• Zeroth Law

• Pascal’s Law

What is the function of a flywheel in an engine?

• Reduce vibration

• Store energy

• Increase engine speed

• Control temperature

What is the most commonly used material in construction for strength and durability?

• Concrete

• Wood

• Steel

• Plastic

What does ASCII stand for?

• American Standard Code for Information Interchange

• Application Standard Code for Internet Interchange

• Automated System for Code and Information Integration

• None of the above