a- is the correct formula if v is properly interpreted
b- always gives too high a value
c- is the low-speed approximation to the correct formula
d- is the high-speed approximation of the correct formula
2007-01-31 01:46:02 · 4 answers · asked by Jac A 1 in Science & Mathematics ➔ Physics
c , if the speed is very high, the mass increases
2007-01-31 01:55:58 · answer #1 · answered by maussy 7 · 0⤊ 0⤋
The correct formula for kinetic energy is m c^2 where m is the inncrease in mass due to the velocity v.
When v is low compared to c -the speed of light- , then the low speed approximation of the kinetic enery is 1/2 m v^2 where m is the rest mass of the body.
2007-01-31 10:24:13 · answer #2 · answered by Pearlsawme 7 · 0⤊ 0⤋
i gonna have to say c
2007-01-31 09:56:44 · answer #3 · answered by Quiana 2 · 0⤊ 0⤋
do your homework
2007-01-31 09:54:38 · answer #4 · answered by animal 2 · 0⤊ 0⤋