7:38 7

III

Hnet

6. Assume that ner = 4.1 k [A.m²) and B = (

-4.4) + (-3.3)+(1.7) T. Find the net

torque exerted on the system, by answering the

below parts:

a) [3 points] Find Enerx, the x-component of

the net torque exerted on the system.

k A.m².

Thet,x=

b) [3 points] Find Enery, the y-component of

the net torque exerted on the system.

Tnet y

c) [3 points] Find netz, the z-component of

the net torque exerted on the system.

Tnet. =

d) [1 points] The SI unit of the torque is:

7. [5 points] Assume that Mr = 4.1 k A.m² and

B=(-4.4)i + (-3.3)j + (1.7) k T. Find the total

potential energy of the system. Choose the

correct unit.

U=

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U