Author Question: A sailor drops a wrench from the top of a sailboat's mast while the boat is moving steadily and ... (Read 69 times)

Jkov05

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A sailor drops a wrench from the top of a sailboat's
   mast while the boat is moving steadily and rapidly in a straight line. Where will the wrench hit the deck?


  1.at the base of the mast
  2.behind the mast, along the direction opposite to the motion of the boat
  3.in front of the mast, along the direction of the motion of the boat
  4.impossible to tell

Question 2

Determine which of the following objects obey the equations of projectile motion developed in this chapter.
 
   i. A ball is thrown in an arbitrary direction.
   ii. A jet airplane crosses the sky with its engines thrusting the plane forward.
   iii. A rocket leaves the launch pad.
   iv. A rocket moving through the sky after its engines have failed.
   v. A stone is thrown underwater.


  1.(i) and (v) only
  2.(ii), (iii) and (iv) only
  3.(i) and (iv) only
  4.All of them obey the equations of projectile motion.



swimkari

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Answer to Question 1

1

Answer to Question 2

3



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