C: positron
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A positively charged meson consists of a quark and an antiquark. What could be the quark and antiquark?
Which flavours of quark have charge +⅔ e?
A nucleus of carbon-10, ¹⁰C, decays by beta-emission to form a nucleus of boron-10, ¹⁰B. For this decay process, what…
Which statement is an example of the diffraction of light?
Coherent light passes through a double slit, producing bright and dark fringes on a screen placed parallel to the pla…
Before a thunderstorm, the hairs on your head sometimes stand on end. A hair with mass 0.50mg and charge 1.0pC is su…