Dynamic Innovators Test 1

What do you call a machine that can perform tasks automatically or with minimal human assistance?

• Robot
• Gadget
• Automaton
• Device

What was the name of the first robot in history?

• Doraemon

• Wall-E

• Korosuke

• Da Vinci Bot

What is a robot generally made up of?

• Paint, wires, and cardboard

• Only metal and wheels

• Sensors, actuators, controller, and power supply

• Screen, battery, and speakers only

What is electric current?

• The heat coming from a battery

• The flow of electric charge, like electrons, through a wire

• A type of magnet used in circuits

• The sound made by electric machines

What causes electric current to flow in a circuit?

• The size of the circuit board

• The color of the battery

• The length of the wire

• Potential difference from higher to lower potential

What is the symbol and unit of potential difference?

• Symbol: P, Unit: Pascal

• Symbol: V, Unit: Volt

• Symbol: R, Unit: Ohm

• Symbol: C, Unit: Coulomb

What is the symbol and unit of resistance?

• Symbol: R, Unit: Ohm (Ω)

• Symbol: V, Unit: Volt

• Symbol: I, Unit: Ampere

• Symbol: C, Unit: Coulomb

What is the symbol and unit of electric current?

• Symbol: C, Unit: Coulomb

• Symbol: R, Unit: Ohm

• Symbol: V, Unit: Volt

• Symbol: I, Unit: Ampere (A)

What is the formula for Ohm’s Law?

• I = V × R

• V = R ÷ I

• V = I × R

• R = V + I

How many terminals does a battery have, and what are they called?

• One terminal: Power

• Two terminals: Positive and Negative

• Three terminals: Red, Black, and Green

• Four terminals: Input, Output, Charge, and Discharge