Jim Master attempts to lift a 100 kg barbell, but his strength fails. If the net force is 400N, identify the dominant force the magnitude and direction of the acceleration.
A)
Tension, 4 m/s/s upward
B)
Tension, 9.8 m/s/s upward
C)
Gravity, 4 m/s/s/ downward
nare
D)
Gravity. 9.8 m/s/s downward