Exam (elaborations)
HIGHER PHYSICS QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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HIGHER PHYSICS QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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HIGHER PHYSICS QUESTIONS ANDANSWERS WITH SOLUTIONS 2024
Absolute zero - ANSWER The minimum temperature theoretically attainable, 0 K, equivalent to -273.15
°C.
Absorbed dose - ANSWER The energy absorbed from a radioactive source per unit mass of tissue.
Acceleration - ANSWER The rate of change of velocity
amplifier - ANSWER An electronic circuit with at least one input and one output, that is designed to
process the waveform obtained from a physical quantity (such as a sound) and produce an output that is
an enlarged (amplified) copy of this waveform.
amplitude - ANSWER The maximum displacement of the medium from its mean position, measured in
metres
angle of incidence - ANSWER angle between the incident ray and the normal
angle of refraction - ANSWER angle between the refracted ray and the normal
binding energy - ANSWER energy needed to split a nucleus into its separate nucleons
breakdown voltage - ANSWER the limit of operation of a reverse biased diode
upthrust - ANSWER The upwards force (sometimes called the buoyancy) acting on an object immersed in
a fluid, due to the difference in pressure (and hence force) acting on its upper and lower surfaces.
capacitance - ANSWER The ratio of electric charge to potential difference between any two conductors
separated by an insulating material. The capacitance of a system of conductors describes the ability of
the system to store electric charge.
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