Exhibit 5-2

a 4 $$\vec { T } _ { 1 }$$

Multiple Choice

Exhibit 5-2

A 4.00 kg block is suspended from the roof of an elevator.A 2.00 kg block is suspended from the 4.00 kg block.The tensions in strings 1 and 2 are labeled $$\vec { T } _ { 1 }$$ and $$\vec { T } _ { 2 }$$ Use this exhibit to answer the following question(s) .
-Refer to Exhibit 5-2.When the elevator accelerates upwards with an acceleration of 2.20 m/s²,the magnitudes of $\vec { T } _ { 1 }$ and $\vec { T } _ { 2 }$ are

A) 30.4 N;15.2 N.
B) 39.2 N;19.6 N.
C) 45.6 N;15.2 N.
D) 48.0 N;24.0 N.
E) 72.0 N;24.0 N.