15. A body moving with a velocity of 20 m/s begins to accelerate at 3 m/s2. How far does the body move in 5 seconds? A. 137.5 m

Question

Gwar [14]

2 years ago

13

15. A body moving with a velocity of 20 m/s begins to accelerate at 3 m/s2. How far does the body move in 5 seconds? A. 137.5 m

B. 196 m C. 260 m D. 162.5 m

Physics

2 answers:

Rudik [331] · Answer 1 · 2022-08-08T19:58:34+03:00

Answer is B. According to the equation of motion s = vt + 1/2 at2 Where s is distance covered, v is velocity, a is acceleration and t is time taken. So, by putting all the values, we get s = (20)(5) + 1/2 (3)(5)2 s = 100 + 1/2 (3)(25) s = 100 + 1/2 75 s = 100 + 37.5 s = 137.5 meters

adelina 88 [10] · Answer 2 · 2022-08-08T21:08:22+03:00

adelina 88 [10]2 years ago

5 0

The Correct answer to this question for Penn Foster Students is: 137.5 m