Producing and measuring electricity This is a product of the science department of Dartford...
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Transcript of Producing and measuring electricity This is a product of the science department of Dartford...
Producing and measuring electricity
This is a product of the science department of Dartford
Technology College
Question 1
• What device do we use to measure the current in a circuit?
• Voltmeter
• Ammeter
• Digital meter
• Analogue meter
Question 2
• What do we call a collection of cells?
• Battery
• Dynamo
• Generator
• Turbine
Question 3
• The measure of the amount of electrical energy that a cell can hold is known as its?
• Length
• Volume
• Capacity
• Density
Question 4
• A collection of electrical devices connected together to perform a function is called a ?
• Round
• Track
• Circle
• Circuit
Question 5
• What description of the flow of electrical current from the positive to the negative terminal is called?
• Electron flow
• Proton flow
• Conventional current
• Unconventional current
Question 6
• Give the name of a device used to generate electricity by rotating a magnet inside a coil of wire?
• Magnetron
• Generator
• Battery
• Dynamo
Question 7
• A device created from coils of wire around a central core with a current passing through the wire?
• Electromagnet
• Electricity
• Electrons
• Electronic
Question 8
• A very small negative particle that flows around a circuit creating an electrical current?
• Proton
• Neutron
• Electron
• Negatron
Question 9
• A resistor that changes its resistance with change in light intensity?
• L.E.D.
• L.D.R.
• P.M.T.
• B.B.C.
Question 10
• This is a measure of how difficult it is for a current to flow around a circuit measured in ohms?
• Voltage
• Ampage
• Resistance
• Capacitance
Question 11
• A type of circuit where all the components are connected together in a single loop?
• Complex
• Simple
• Parallel
• Series
Question 12
• This type of solar cell converts solar power into electricity?
• Photo-current
• Photo-resistive
• Photo-ampage
• Photovoltaic
Question 13
• A resistor whose resistance changes with temperature?
• Fur mister
• Fur minister
• Thermistor
• Therm sister
Question 14
• What do we call a material that has an extremely low resistance and so conducts electricity very well?
• Conductor
• Good conductor
• Very good conductor
• Superconductor
Question 15
• A type of battery that it is possible to use many times?
• Reusable battery
• Returnable battery
• Rechargeable battery
• Reutilize battery
Question 16
• Made of iron, cobalt or nickel and has two poles. It can attract or repel?
• Bridge
• Magnet
• Rifle
• Metal
Question 17
• An area found around a magnet?
• Field
• Pasture
• Meadow
• Ground
Question 18
• The current that moves from negative to positive terminal is called?
• Proton flow
• Neutron flow
• Electron flow
• Nuclear flow
Question 19
• The difference in electrical energy between two points that makes a current flow?
• Ampage
• Resistance
• Charge
• Voltage
Question 20
• The process that happens when a magnet is moved near a wire is called?
• Electromagnetic induction
• Electromagnetic spectrum
• Electromagnetic detection
• Electromagnetic array
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