390 prompts matching "Assuming a machine can be one hundred per cent efficient"
Spot my mistake: Choosing a hard magnetic material for a transformer core
Act as my SS3 Physics tutor. Show me a worked solution on choosing a hard magnetic materia
Quiz: Conduction through a gas at reduced pressure
Act as my SS3 Physics tutor and quiz me on conduction through a gas at reduced pressure. A
Spot my mistake: Confusing electron flow with conventional current
Act as my SS3 Physics tutor. Show me a worked solution on confusing electron flow with con
Quiz: Total internal reflection as the basis of the fibre
Act as my SS3 Physics tutor and quiz me on total internal reflection as the basis of the f
Quiz: Stimulated emission and population inversion
Act as my SS3 Physics tutor and quiz me on stimulated emission and population inversion. A
Spot my mistake: Treating laser light as simply very bright light
Act as my SS3 Physics tutor. Show me a worked solution on treating laser light as simply v
Quiz: Deriving the dimensions of a compound quantity
Act as my SS3 Physics tutor and quiz me on deriving the dimensions of a compound quantity.
Spot my mistake: A dimensional check that overlooks a dimensionless constant
Act as my SS3 Physics tutor. Show me a worked solution on a dimensional check that overloo
Quiz: Newton's third law applied to rocket propulsion
Act as my SS3 Physics tutor and quiz me on Newton's third law applied to rocket propulsion
Spot my mistake: The claim that a rocket pushes against the air
Act as my SS3 Physics tutor. Show me a worked solution on the claim that a rocket pushes a
Let me explain: The right-hand grip rule and what it predicts
I have just studied the right-hand grip rule and what it predicts in my SS3 Physics class.
WAEC prep: Magnetic flux and flux linkage in a coil
Act as a WAEC Physics examiner. I am in SS 3. Set me five exam-style questions on magnetic
Let me explain: The force on a moving charge in a magnetic field
I have just studied the force on a moving charge in a magnetic field in my SS3 Physics cla
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
Real-life Nigeria: Why Nigerian mains is quoted as 220 volts
Act as my SS3 Physics tutor. Show me where why Nigerian mains is quoted as 220 volts turns
Let me explain: Phase relationships in an inductor and in a capacitor
I have just studied phase relationships in an inductor and in a capacitor in my SS3 Physic
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
Real-life Nigeria: Tuning a radio receiver as an application of resonance
Act as my SS3 Physics tutor. Show me where tuning a radio receiver as an application of re
Let me explain: How an electron transition produces a spectral line
I have just studied how an electron transition produces a spectral line in my SS3 Physics