A) Current cannot flow B) Voltage is zero C) Resistance is infinite D) There is a complete path for current to flow
A) Continuity tester B) Ammeter C) Voltmeter D) Hydrometer
A) The battery is removed B) The lamp or buzzer operates C) The circuit is broken D) The wire melts
A) Wood B) Copper C) Plastic D) Rubber
A) Silver B) Copper C) Plastic D) Aluminium
A) Broken wires B) Colour of wires C) Voltage only D) Weight of wires
A) Connected to mains B) Switched off C) Overloaded D) Energized
A) Ohm B) Volt C) Ampere D) Watt
A) Mixing metals B) Heating metals C) Coating one metal with another using electricity D) Melting metals
A) Filtration B) Electrolysis C) Distillation D) Evaporation
A) Positive terminal B) Neutral wire C) Negative terminal D) Earth wire
A) Earth wire B) Negative terminal C) Positive terminal D) Neutral wire
A) Be an insulator B) Contain ions of the coating metal C) Be solid D) Contain sand
A) Melt metals B) Increase resistance C) Reduce mass D) Prevent corrosion
A) Potassium B) Sodium C) Nickel D) Magnesium
A) Electrolyte B) Cathode C) Terminal D) Anode
A) Switch B) Fuse C) Anode D) Cathode
A) Electrolyte B) Battery C) Cathode D) Anode
A) Rust prevention B) Water purification C) Jewellery making D) Decorative coating
A) Active Current B) Alternating Current C) Applied Current D) Automatic Current
A) Fuse B) Transformer C) Battery D) Resistor
A) Temperature B) Resistance C) Direction periodically D) Colour
A) Volt B) Joule C) Hertz D) Ohm
A) Produce light only B) Limit current C) Increase voltage D) Store energy
A) Second B) Hour C) Minute D) Day
A) Ohm B) Watt C) Ampere D) Volt
A) Solar energy to heat B) Heat to sound C) Chemical energy to electrical energy D) Electrical energy to heat
A) Fuel cell B) Secondary cell C) Primary cell D) Solar cell
A) Primary cell B) Dry cell C) Secondary cell D) Simple cell
A) Cars B) Radios only C) Watches D) Calculators
A) Lead-acid accumulator B) Car battery C) Dry cell D) Nickel-cadmium battery
A) Nuclear energy B) Wind energy C) Electrical energy D) Mechanical energy
A) Lasts forever B) Produces high voltage C) Cannot be recharged D) Is rechargeable
A) Heat energy B) Wind energy C) Nuclear energy D) Electrical energy only
A) Moon B) Water C) Sun D) Wind
A) Renewable B) Artificial C) Non-renewable D) Exhaustible
A) Windy night B) Sunny day C) Cloudy day D) Rainy day
A) Fuse B) Battery C) Reflector D) Absorber plate
A) Producing petrol B) Heating water C) Cooling water D) Electroplating
A) Produce smoke B) Use petrol C) Work without sunlight D) Depend on sunlight |