Fundamentals Of Electric Circuit

Which of the following appliances do NOT require electricity

• Table lamp

• Refrigerator

• Computer

• Cooking stove

Through which of the following does the electricity flow?

• Pipe

• Chimney

• Copper wire

• Tube

Which of the following is NOT an example of static electricity?

• Charging of mobile phone

• Lightning

• Rubbing a balloon on your hair

• Clothes tumbling in dryer

Which of the following is a bad conductor of electricity?

• Copper wire

• Wood

• Salt water

• Gold

Out of the following, which one is not a source of electrical energy?

• Solar Cell

• Battery

• Potentiometer

• Generator

What is the SI unit of charge?

• Coulombs

• Voltage

• Watt

• Amps

What type of current does a battery give?

• Alternating current

• Rotating current

• Static current

• Direct current

What do we mean when we say electric current is flowing?

• Atoms are moving

• Heat is flowing

• Charge is flowing

• Protons are flowing

How much of current flowing through the body can cause cardiac arrest?

• 5mA

• 10mA

• 20mA

• 50mA

Power is the rate of doing work. A bulb has a power of 200W. What is the energy dissipated by it in 5 seconds?

• 200J

• 1000J

• 40J

• 5J