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Topic Topic: A ladder is leaning against a rough vertical wall... Post ReplyNew Question
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Joined: 26 June 2005
Posts: 918
Posted: 01 December 2005 at 7:31pm | IP Logged Quote System

A ladder is resting at 30 to a rough vertical wall with its foot on a horizontal plane. Which statement is TRUE?

I.   Friction is acting on the ladder.

II.  The horizontal plane is frictionless.

III. The ladder is about to slip.

IV.  The wall is exerting a horizontal force on the ladder.
    A.   I and II
    B.   I, II and III
    C.   I, III and IV
    D.   I and IV
 QUIZ QUESTION #2120 created by Tutor12371 on 01 December 2005 at 5:04pm

Correct answer: D    Correct clicks: 45.95%  Wrong clicks: 54.05%
    A.   [35 clicks 11.33%] 
    B.   [54 clicks 17.48%] 
    C.   [78 clicks 25.24%] 
    D.   [142 clicks 45.95%] 
Please discuss this quiz question.
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