The device used to measure electric current in a circuit is called ______., Voltmeter, Ammeter, Kilowatt hour meter, Speedometer, The unit of electric current is ______., Watt, Ohm, Ampere, Volt, The SI unit of resistance is ______., Volt, Ampere, Watt, Ohm, The SI unit of electric power is ______., Watt, Volt, Joule, Ampere, The SI unit of electric energy is ______., Watt, Ampere, Joule, Ohm, One commercial unit of electrical energy is ______., 1 J, 1 kWh, 1 V, 1 W, 1 kWh = ______., 1000 J, 10^6 J, 100 J, 3.6 × 10^6 J, The device used to measure potential difference is ______., Voltmeter, Ohmmeter, Galvanometer, Ammeter, A switch is used to ______., Decrease current, Increase current, Store energy, Make or break circuit, Materials that do not allow electric charges to flow through them are called ______., Electrolytes, Insulators, Semiconductors, Conductors, Materials that allow electric charges to pass through them are called ______., Resistors, Insulators, Conductors, None, Nichrome is used to make ______., Heating elements, Bulbs, Wires, Batteries, The heating effect of current depends on ______., Resistance, All of the above, Current, Time, Electric current produces ______., None, Heat only, Both heat and magnetic field, Magnetic field only, The magnetic effect of electric current is used in ______., Heater, Electric bulb, Cell, Electric bell, A fuse is used to ______., Protect circuit, Increase current, Measure current, Store current, MCB stands for ______., Maximum current breaker, Main circuit breaker, Mini circuit breaker, Main current board, A cell converts ______., Mechanical energy into electrical energy, Heat into electrical, Electrical into chemical, Chemical energy into electrical energy, A generator converts ______., Mechanical energy into electrical energy, Heat into electrical, Electrical energy into mechanical energy, None, An electric motor converts ______., Heat into electrical, Electrical energy into mechanical energy, Mechanical energy into electrical energy, None, The filament of an electric bulb is made of ______., Copper, Nichrome, Aluminium, Tungsten, Electric bulbs in houses are connected in ______., None, Series, Parallel, Mixed, The brightness of a bulb depends on ______., Voltage, All of the above, Current, Power, The formula for electric power is ______., P = VI, P = IR, P = I/R, P = V/R, The formula for electric current is ______., I = V/R, V = IR, R = VI, P = IR, Ohm's law states that V is proportional to ______., R, P, I, None, Resistance depends on ______., Length, Material, Area, All of the above, The longer the wire, the ______ resistance., Lower, Higher, Zero, Same, The thicker the wire, the ______ resistance., Same, Zero, Lower, Higher, The symbol of a cell consists of ______., Two long lines, None, Equal lines, One long and one short line, The longer line in cell symbol represents ______., None, Positive terminal, Neutral, Negative terminal, The shorter line in cell symbol represents ______., Negative terminal, None, Neutral, Positive terminal, Cells connected in series give ______ voltage., Less, Zero, Same, More, Cells connected in parallel give ______ voltage., Same, Zero, Less, More, A battery is a combination of ______., Bulbs, Cells, Wires, Switches, The device used to measure electrical energy is ______., Ammeter, Voltmeter, kWh meter, Galvanometer, Heating effect of current is used in ______., Bell, Heater, Fan, Motor, Magnetic effect of current is used in ______., Fuse, Bulb, Heater, Electric bell, A short circuit occurs when ______., Live and neutral wires touch, Current decreases, Voltage decreases, Resistance increases, The unit of potential difference is ______., Watt, Ohm, Volt, Ampere, Electric current is the flow of ______., Electrons, Neutrons, Protons, Atoms.

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