What is the acceleration of this object? the object's mass is 2 kg. small box with dot in the middle. arrows originate at dot. arrow up and arrow down are same length. arrow up labeled f sub norm equals 20 n and arrow down labeled f sub grav equals 20 n. arrow to the right is longer than arrow to the left. arrow to the right is labeled f sub app equals 22 n and arrow to the left is labeled f sub frict equals 14 n. 11 m/s2 0 m/s2 4 m/s2 7 m/s2