A star moves away from earth at speed 0.8 c while emitting light of frequency `6 xx 10^(14)` Hz . What frequency will be observed on the earth (in units of `10^(14)` Hz) (c= speed of light)

A rocket is going away from the earth at a speed 0.2 c , where c = speed of light. It emits a signal of frequency 4 xx 10^(7)Hz . What will be the frequency observed by an observer on the earth

Suppose a rocket is going away from the earth at a speed 0.2 c , where c = speed of light. It emits a signal of frequency 4 xx 10^7 Hz . What will be the frequency observed by an observer on the earth ?

A rocket is going away from the earth at a speed 0.2 c , where c = speed of light. It emits a signal of frequency 4 xx 10^(7)Hz . What will be the frequency observed by an observer on the earth

What will be the energy of each photon in monochromatic light of frequency 5 xx 10^14 Hz ?

What will be the energy of each photon in monochromatic light of frequency 5 xx 10^14 Hz?

What is the energy content per photon (J) for light of frequency 4.2xx10^(14) Hz?

What is the energy content per photon (J) for light of frequency 4.2xx10^(14) Hz?

What is the energy content per photon (J) for light of frequency 4.2xx10^(14) Hz?