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Armstrong
Questions (3)
Water of mass 120g at 50°c is added to 200g of water at 1 0°c and the mixture is well stirred . calculate the temperature of
5 answers
1,905 views
A ray of light is incident at an angle of 30° on a glass prism of refractive index 1.5 . calculate the angle through which the
1 answer
1,662 views
A ray of light is incident at an angle of 30° on a glass prime of refractive index 1.5 . calculate the angle through which the
1 answer
752 views
