Practice Generation and transmission of electricity with authentic MYP MYP Physics exam questions for both SL and HL students. This question bank mirrors Paper 1, 2, 3 structure, covering key topics like mechanics, thermodynamics, and waves. Get instant solutions, detailed explanations, and build exam confidence with questions in the style of MYP examiners.
In a coal-fired power station, what is the primary sequence of energy transformations that leads to the generation of electricity?
A change is made to long-distance transmission cables by increasing their thickness. Which of the following describes the effect of this change on the electrical resistance of the cables and the energy lost as thermal energy?
A step-down transformer at a local substation has an efficiency of . If the power station provides a total input power of to the transformer, what is the useful electrical power output available for the local community?
True or False: A step-down transformer has more turns on its secondary coil than on its primary coil.
In the transmission system, a __________ transformer is located at the power station to prepare electricity for the journey across the country.
Comparing an LED bulb to an older filament bulb, the LED bulb is considered more efficient because:
In a Compressed Air Energy Storage (CAES) system, which energy transformation occurs during the stage when the stored energy is converted back into electricity?
Why do power grids utilize pumped hydroelectric storage despite the inherent energy losses involved in the pumping process?
Evaluate the following statement:
"A renewable energy resource, such as wind or solar power, guarantees a constant and uninterrupted supply of electricity because the resource is naturally replenished."
Which of the following best describes the energy transformation occurring within a generator?
Practice Generation and transmission of electricity with authentic MYP MYP Physics exam questions for both SL and HL students. This question bank mirrors Paper 1, 2, 3 structure, covering key topics like mechanics, thermodynamics, and waves. Get instant solutions, detailed explanations, and build exam confidence with questions in the style of MYP examiners.
In a coal-fired power station, what is the primary sequence of energy transformations that leads to the generation of electricity?
A change is made to long-distance transmission cables by increasing their thickness. Which of the following describes the effect of this change on the electrical resistance of the cables and the energy lost as thermal energy?
A step-down transformer at a local substation has an efficiency of . If the power station provides a total input power of to the transformer, what is the useful electrical power output available for the local community?
True or False: A step-down transformer has more turns on its secondary coil than on its primary coil.
In the transmission system, a __________ transformer is located at the power station to prepare electricity for the journey across the country.
Comparing an LED bulb to an older filament bulb, the LED bulb is considered more efficient because:
In a Compressed Air Energy Storage (CAES) system, which energy transformation occurs during the stage when the stored energy is converted back into electricity?
Why do power grids utilize pumped hydroelectric storage despite the inherent energy losses involved in the pumping process?
Evaluate the following statement:
"A renewable energy resource, such as wind or solar power, guarantees a constant and uninterrupted supply of electricity because the resource is naturally replenished."
Which of the following best describes the energy transformation occurring within a generator?