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Physics quantities - Statistics
General Stats
- This quiz has been taken 60 times
- The average score is 6 of 17
Answer Stats
| Hint | Answer | % Correct |
|---|---|---|
| The rate change of velocity, a vector quantity | Acceleration | 97%
|
| The maximum displacement from the equilibrium position (waves) | Amplitude | 73%
|
| The average time taken for half the number of active nuclei in a sample of an isotope to decay | Half-life | 61%
|
| A property of a component calculated by dividing the potential difference across it by the current in it | Resistance | 51%
|
| The charge stored per unit potential difference across a capacitor | Capacitance | 39%
|
| Force per unit cross-sectional area | Pressure | 37%
|
| The constant speed reached by an object when the drag force (and upthrust) is equal and opposite to the weight of the object | Terminal velocity | 37%
|
| The extension per unit length, a dimensionless quantity | Tensile strain | 24%
|
| The product of one of the forces of a couple and the perpendicular distance between the forces | Torque | 24%
|
| The difference between the displacements of particles along a wave, or the difference between the displacements of particles on different waves | Phase difference | 22%
|
| The minimum energy needed to remove a single electron from the surface of a particular metal | Work function | 22%
|
| The energy required per unit mass to change the temperature by 1K | Specific heat capacity | 20%
|
| Defined as the energy transferred from chemical to electrical energy per unit charge | Electromotive force | 19%
|
| The ratio of tensile stress to tensile strain when these quantities are directly proportional to each other | Young modulus | 17%
|
| The strength of a magnetic field | Magnetic flux density | 14%
|
| Defined as the energy transferred from electrical energy to other forms per unit charge | Potential difference | 14%
|
| The lowest frequency at which an object can vibrate | Fundamental frequency | 12%
|
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