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