Aspaceship leaves a space station and emits a flash of light that travels at a speed of 300,000 km/s. the spaceship starts out travelling at 1/4 the speed of light, but ends up travelling at 99/100 the speed of light. what does a scientist on the space station measure the speed of the flash to be?

b. (1/4) x 300, 000 km/s

c. (1/100) x 300, 000 km/s

d. 300, 000 km/s

The correct answer between all the choices given is the last choice or letter D, which is 300, 000 km/s. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.

force required to detach it is given by

charges are taken to be fundamental charge

now we have

so above is the minimum distance at which it will detach