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Mechanics
Nuclear
Waves
Electricity and Magnetism
Options
100
Area under a force-time graph.
What is impulse?
100
The value that is the same for isotopes of a given element.
What is atomic number?
100
Motion for which the acceleration is proportional to but opposite the displacement.
What is simple harmonic motion?
100
The difference between conventional current and electron flow.
What is they flow in opposite directions?
100
A star that never quite made it.
What is a brown dwarf?
200
motion for which the acceleration is perpendicular to the velocity of the object
What is centripetal motion?
200
The most ionising type of radiation.
What is alpha radiation?
200
For maximum destructive interference, waves must be this far out of phase.
What is half a wavelength?
200
We use this to determine the direction of an electric field.
What is a small positive test charge?
200
A perfect emitter
What is a black body?
300
6.67 x 10⁻¹¹ N m² kg⁻²
What is Newton's constant of universal gravitation?
300
This quantity affects the stopping potential for the photoelectric effect.
What is frequency of incident light? (accept colour of incident light as well)
300
The number of nodes seen for the 3rd harmonic in an air column that is closed at one end and opened at the other.
What is 3?
300
Units for resistivity?
What are ohm meters?
300
Discovery made by Henrietta Leavitt.
What is the linear relationship between the peak luminosity and the period of Cepheids?
400
The work done per unit mass in moving a small point mass from infinity to that point.
What is gravitational potential?
400
This particle was predicted due to the range of values that the electrons in beta decay had.
What is a neutrino?
400
Determines whether or not two objects can be resolved.
What is the Raleigh criterion?
400
The induced current flows in such a way as to oppose the change that caused it.
What is Lenz's Law?
400
Units for momentum used in relativistic mechanics.
What is MeV c-2?
500
The two quantities related by Keppler's Law
What are period and orbital radius?
500
This variable affects the radius of curvature of atoms moving through a mass spectrometer.
What is the mass?
500
Changing this would increase the width of the central maxima in the diffraction pattern.
What is increasing the wavelength (decreasing frequency) of the source? OR What is decreasing the aperture width?
500
The purpose of the laminated core within a transformer.
What is to reduce eddy currents?
500
The most famous 'null' experiment
What is the Michelson-Morley experiment?