PHYSICS PROBLEM SOLVING

(^) 36. ME Do we have another tension here? Yes,
we do. 37. ST Beer mug. This is connected to this. This C^
is anis 2 m anetersgle, 30 deg...2 metersrees.... And let's see, one of these G G
of the unkno37B. OK...thwn foen we, thrces exerted on the strut. e question is...what are all MC^
38B38. M. (STE Is there go shakes head) ing to be, uhh, friction force? RQMCC Implicit Claim.
38Cforce?. (ME) Nope. Is there going to be a normal RQC Ak

39. 
    

    S40. ME YouT Nope. sure? RQSp MC

    
    


40. 
    

    ST42. ME W I'm positivhat aboue. t the wall? MCSp (^) There' (^) s a force from the Wall is her C

    
    


41. 
    

    ST I remember it from yesterday. No, in statement form^
    said ybecauesterdayse this is hinged, it can, it doesn't... move. That's what he W B^

    
    


42. 
    

    ST44. ME T There's, uh,he normal f uhh.orce. Ak Ak^

    
    


43. 
    

    ME OK. Ak^
    ST^37 G

    
    

ST^37 G

MEC^42

MEC^36

37BMCST

RQCME^38

(M38BSTC)^38 AK MEC

MCST^39 RQCME^38 C^

ST^43 W

MEAk^46 ST^45 Ak^ ME^44 Ak^ ST^43 B

RQSpME^40 STSp^41

Figure C-2. Group 4D, Episode 6, lines 36-46