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Author Question: A 1-kg rock is suspended from the tip of a horizontal meterstick at the 0-cm mark so that the ... (Read 9 times)

dmcintosh

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  • Posts: 517
on: Jul 29, 2018
A 1-kg rock is suspended from the tip of a horizontal meterstick at the 0-cm mark so that the meterstick barely balances like a seesaw when its fulcrum is at the 12.5-cm mark. From this information, the mass of the meterstick is
 
  A) 1/4 kg.
  B) 1/2 kg.
  C) 3/4 kg.
  D) 1 kg.
  E) none of the above

Question 2

A 1-kg rock is suspended from the tip of a horizontal meterstick at the 0-cm mark so that the meterstick barely balances like a seesaw when its fulcrum is at the 25-cm mark. From this information, the mass of the meterstick is
 
  A) 1/4 kg.
  B) 1/2 kg.
  C) 3/4 kg.
  D) 1 kg.
  E) none of the above


ultraflyy23

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  • Posts: 312
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: E

Answer to Question 2

Answer: D


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