Light travels with velocities `2 xx 10^(8) ms^(-1)` and `2.5 xx 10^(8) ms^(-1)` through two different media. The critical angle of the media is

The velocities of light in two different mediums are 2xx10^(8) ms^( -1) and 2.5xx10^(8) ms^(-1) respectively. The critical angle for there mediums is

The velocities of light in two different media are 2xx10^(8) m/s and 2.5xx10^(8) m/s respectively. The critical angle for these media is

Light travels in two media A and B with speeds 1.8xx10^(8)ms^(-1) and 2.4xx10^(8)ms^(-1) respectively. Then tha angle between them is

Light travels in two media A and B with speeds 1.8 × 10^(8) m s^(–1) and2.4 × 10^(8) m s^(–1) respectively. Then the critical angle between them is

Light travels in two media A and B with speeds 1.8 × 10^(8) m s^(–1) and2.4 × 10^(8) m s^(–1) respectively. Then the critical angle between them is

Light ray is travelling from a denser medium into a rarer medium. The velocity of light in the denser and rarer medium is 2 xx 10^(8) m/sec and 2.5 xx 10^(8) m / sec. The critical angle of the two media is