501 prompts matching "Exam prep: Calculating the efficiency of a machine"
WAEC prep: Centre of gravity and stability
Act as a WAEC Physics examiner. I am in SS 3. Set me five exam-style questions on centre o
Let me explain: Why no machine reaches one hundred per cent efficiency
I have just studied why no machine reaches one hundred per cent efficiency in my SS3 Physi
Exam timing: A timed machines problem set
Act as my SS3 Physics tutor with WAEC close. Set me a timed run of questions on a timed ma
Worked example: A rate-of-heat-flow calculation through a slab
Act as my SS3 Physics tutor. Show me a full worked example on a rate-of-heat-flow calculat
Teach me: The laws of refraction and refractive index
You are my personal SS3 Physics tutor. Teach me the laws of refraction and refractive inde
WAEC prep: Dispersion of white light through a prism
Act as a WAEC Physics examiner. I am in SS 3. Set me five exam-style questions on dispersi
Teach me: Current, charge and the drift of electrons
You are my personal SS3 Physics tutor. Teach me current, charge and the drift of electrons
Worked example: Resistance of a wire from its dimensions and resistivity
Act as my SS3 Physics tutor. Show me a full worked example on resistance of a wire from it
Teach me: Electrolysis and the movement of ions
You are my personal SS3 Physics tutor. Teach me electrolysis and the movement of ions, usi
Worked example: Turns ratio and output voltage of a transformer
Act as my SS3 Physics tutor. Show me a full worked example on turns ratio and output volta
Worked example: Photon energy of a laser of stated wavelength
Act as my SS3 Physics tutor. Show me a full worked example on photon energy of a laser of
Quiz: The field pattern of a solenoid and how it resembles a bar magnet
Act as my SS3 Physics tutor and quiz me on the field pattern of a solenoid and how it rese
Exam timing: A timed run of magnetic field calculations
Act as my SS3 Physics tutor with WAEC close. Set me a timed run of questions on a timed ru
Quiz: Fleming's left-hand rule and the direction of force
Act as my SS3 Physics tutor and quiz me on Fleming's left-hand rule and the direction of f
WAEC prep: The moving-coil galvanometer and how it is made to read
Act as a WAEC Physics examiner. I am in SS 3. Set me five exam-style questions on the movi
Real-life Nigeria: The electric motor as an application of the motor effect
Act as my SS3 Physics tutor. Show me where the electric motor as an application of the mot
WAEC prep: Resonance in an RLC circuit and the resonant frequency
Act as a WAEC Physics examiner. I am in SS 3. Set me five exam-style questions on resonanc
Exam timing: A timed set of a.c. circuit calculations
Act as my SS3 Physics tutor with WAEC close. Set me a timed run of questions on a timed se
WAEC prep: The stopping potential and how it is measured
Act as a WAEC Physics examiner. I am in SS 3. Set me five exam-style questions on the stop
WAEC prep: The p-n junction and the depletion region
Act as a WAEC Physics examiner. I am in SS 3. Set me five exam-style questions on the p-n