A force acting on a 8 kg mass changes its velocity from 4 m/s to 3 m/s. Calculate the work done by the force.
Answers
Answered by
0
Step-by-step explanation:
f=ma
f=8×(4-3)
f=8×1
f=8N
Answered by
0
Answer:
Work done by the force is - 28 J
Step-by-step explanation:
Work = force × displacement
Work = ma × (v²-u²/2a)
Work = m × (v²-u²) /2
= 8 × (3² - 4²) /2
=8 × (-7)/2
=4 × (-7)
= -28 J
Pls mark brainliest
Similar questions