Physics
When number of turns in a coil is trippled, without any change in the length of coil, its self inductance becomes?

One–third
Three times
Six times
Nine times

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Physics
In total internal reflection, the light travel from

Denser to rarer medium and it occurs with no loss of intensity
Denser to rarer medium and it occurs with loss of intensity
Rarer to denser medium and it occurs with loss of intensity
Rarer to denser medium and it occurs with no loss of intensity

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