458 prompts matching "Quiz: Half-wave and full-wave rectification"
Worked example: Calculating the efficiency of an energy transfer
Act as my SS1 Physics tutor. Show me a full worked example on calculating the efficiency o
Spot my mistake: Describing energy as being used up
Act as my SS1 Physics tutor. Show me a worked solution on describing energy as being used
Physics at work: Careers in Nigeria's energy sector
Act as my SS1 Physics tutor. Explain which Nigerian jobs and industries depend on careers
Worked example: Calculating the mechanical advantage of a lever
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Spot my mistake: Assuming a machine can be one hundred per cent efficient
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Exam timing: A timed set of machine calculations
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Worked example: Calculating the heat needed to boil a mass of water
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Spot my mistake: Assuming evaporation happens only at the boiling point
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Exam timing: A timed set of heat calculations
Act as my SS1 Physics tutor. Set me a timed run of questions on a timed set of heat calcul
Worked example: Calculating the increase in length of a heated rod
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Spot my mistake: Forgetting to convert units before an expansivity calculation
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Exam timing: A timed set of expansion problems
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Physics at work: Allowing for expansion in construction work
Act as my SS1 Physics tutor. Explain which Nigerian jobs and industries depend on allowing
Teach me: The three ways in which thermal energy travels
You are my personal SS1 Physics tutor. Teach me the three ways in which thermal energy tra
Worked example: Explaining the heating of a room by convection
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Spot my mistake: Claiming that radiation needs a medium
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Exam timing: A timed set of heat transfer questions
Act as my SS1 Physics tutor. Set me a timed run of questions on a timed set of heat transf
Teach me: What the centre of gravity is
You are my personal SS1 Physics tutor. Teach me what the centre of gravity is, using a rea
Worked example: A balancing problem solved using the centre of gravity
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Spot my mistake: Confusing the centre of gravity with the centre of a shape
Act as my SS1 Physics tutor. Show me a worked solution on confusing the centre of gravity