SOLUTION: Given that the speed of light in vacuum is 3.00�108m/s, how many seconds does it take light to travel a distance of 2.60km ?

Question 886921: Given that the speed of light in vacuum is 3.00�108m/s, how many seconds does it take light to travel a distance of 2.60km ?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Given that the speed of light in vacuum is 3.00�108m/s, how many seconds does it take light to travel a distance of 2.60km ?
------------
Use ^ (Shift 6) for exponents.
---
d = r*t
r = 3*10^8 = 3e8 m/sec = 3e5 km/sec
t = d/r
t = 2.6/3e5 = 0.8666e-5 sec
t = 8.666e-6 or 8.666*10^-6 sec
t = 8.666 microseconds
-----------
The format 3e8 is commonly used in programming and math.
It's much easier to type.
RELATED QUESTIONS
1. One light-year is defined by astronomers tobe the distance that a beam of light will... (answered by josgarithmetic,ankor@dixie-net.com)

According to the Einstein�s Theory of Relativity, nothing in the universe as we presently (answered by Alan3354)

Use the speed of light as c = 3 � 10^8 m/s when needed. The nearest star to the Sun is (answered by TimothyLamb)

According to the Einstein�s Theory of Relativity, nothing in the universe as we presently (answered by ankor@dixie-net.com)

The speed of light is 100,000,000 meters per second . How long does it take light to... (answered by josmiceli,Alan3354)

light travels at the speed of 3*10^8 (this is in scientific notation) meters per second.... (answered by Alan3354)

Use the fact that the speed of light in a vacuum is about 3.00 ✕ 108 m/s to... (answered by Alan3354)

Physics: How many meters does light travel 8 hours? The speed of light is 3x10(8th... (answered by ankor@dixie-net.com)

i am merely a parent try to get the understanding. we have done all the rest. tx.... (answered by bmauger,Earlsdon)