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प्रश्न
State whether light slows down or speeds up in the following cases :
Light going from glass to water.
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उत्तर
Speeds up
APPEARS IN
संबंधित प्रश्न
State whether light slows down or speeds up in the following cases :
Light going from air to glass.
State whether light slows down or speeds up in the following cases :
Light going from water to air.
Compare the speeds of light of wavelength 4000 Å (i.e. violet light) and 8000 Å (i.e. red light) in vacuum.
The speed of light is maximum in ______.
What is the speed of light in vacuum?
Objects that allow light to pass through partially are called ______ material.
Define transparent materials.
The speed of light decreases in a denser medium, light bends towards the normal.
Light is one of the slowest traveling energy with a speed of 3 × 10-8ms-1
Light travels a distance of '10x' units in time 't1' in vacuum and it travels a distance of 'x' units in time 't2' in a denser medium. Using this information answer the question that follows:
'Light covers a distance of '20x' units in time 't1' in diamond'. State true or false.
