Recent content by 02drai

What i did was to find resultant from AB was just pythagoras. I have got answer and i tried to put logical equation. However, why i get idea that the resultant should be same for all point since they are all relative to eaxh other.

Help please on vector. I have scanned my answer and question. Thanks

The minimum energy of the visible lights of wavelength 500to 600 nm that can just be detected by the eye is 10e-17Watts. Only 1% of power input to a 60W light bulb is emitted between these wavelengths. Estimate the maximum distance that it might be possible to see the lit bulb. The pupil of the...