MCQ
Before using the tangent galvanometer, its coil is set in
- ✓Magnetic meridian $($or vertically north south$)$
- BPerpendicular to magnetic meridian
- CAt angle of $45^\circ$ to magnetic meridian
- DIt does not require any setting
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$A.$ The stopping potential depends only on the work function of the metal.
$B.$ The saturation current increases as the intensity of incident light increases.
$C.$ The maximum kinetic energy of a photo electron depends on the intensity of the incident light.
$D.$ Photoelectric effect can be explained using wave theory of light.
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