10. Exercises - Revision history

Ian at 13:22, 27 April 2011

Ian — Wed, 27 Apr 2011 13:22:21 GMT

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	{{Not selected tab\|[[10. Newton’s second law\|Theory]]}}		{{Not selected tab\|[[10. Newton’s second law\|Theory]]}}
	{{Selected tab\|[[10. Exercises\|Exercises]]}}		{{Selected tab\|[[10. Exercises\|Exercises]]}}
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	===Exercise 10.1===		===Exercise 10.1===

Ian at 13:43, 23 May 2010

Ian — Sun, 23 May 2010 13:43:12 GMT

←Older revision		Revision as of 13:43, 23 May 2010
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-	A block of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the ~~particle~~ and the coefficient of friction.	+	A block of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the block and the coefficient of friction.

	</div>{{#NAVCONTENT:Answer\|Answer 10.5\|Solution\|Solution 10.5}}		</div>{{#NAVCONTENT:Answer\|Answer 10.5\|Solution\|Solution 10.5}}

Ian at 13:08, 23 May 2010

Ian — Sun, 23 May 2010 13:08:35 GMT

←Older revision		Revision as of 13:08, 23 May 2010
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	<div class="ovning">		<div class="ovning">

-	A ~~particle~~ of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the particle and the coefficient of friction.	+	A block of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the particle and the coefficient of friction.

	</div>{{#NAVCONTENT:Answer\|Answer 10.5\|Solution\|Solution 10.5}}		</div>{{#NAVCONTENT:Answer\|Answer 10.5\|Solution\|Solution 10.5}}

Ian at 14:47, 21 May 2010

Ian — Fri, 21 May 2010 14:47:38 GMT

←Older revision		Revision as of 14:47, 21 May 2010
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-	A particle of mass 5 kg slides down a smooth plane, inclined at an angle of 30.<math>0{}^\circ </math> to the horizontal. Find the acceleration of the particle down the plane.	+	A particle of mass 5 kg slides down a smooth plane, inclined at an angle of 30<math>{}^\circ </math> to the horizontal. Find the acceleration of the particle down the plane.


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	<div class="ovning">		<div class="ovning">

-	A particle of mass 3 kg is pulled across a rough horizontal plane, by a string inclined at 30<math>{}^\circ </math> to the horizontal by a force of 40 N. The coefficient of friction between the particle and the plane is 0.5. Find the acceleration of the particle.	+	A particle of mass 3 kg is pulled across a rough horizontal plane, by a string inclined at <math>30 {}^\circ </math> to the horizontal by a force of 40 N. The coefficient of friction between the particle and the plane is 0.5. Find the acceleration of the particle.

	</div>{{#NAVCONTENT:Answer\|Answer 10.7\|Solution\|Solution 10.7}}		</div>{{#NAVCONTENT:Answer\|Answer 10.7\|Solution\|Solution 10.7}}

Ian at 13:59, 17 September 2009

Ian — Thu, 17 Sep 2009 13:59:30 GMT

←Older revision		Revision as of 13:59, 17 September 2009
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	{{Not selected tab\|[[10. Newton’s second law\|Theory]]}}		{{Not selected tab\|[[10. Newton’s second law\|Theory]]}}
-	{{Selected tab\|[[19. Exercises\|Exercises]]}}	+	{{Selected tab\|[[10. Exercises\|Exercises]]}}
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Ian at 16:50, 16 September 2009

Ian — Wed, 16 Sep 2009 16:50:14 GMT

←Older revision		Revision as of 16:50, 16 September 2009
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	</div>{{#NAVCONTENT:Answer\|Answer 10.6\|Solution\|Solution 10.6}}		</div>{{#NAVCONTENT:Answer\|Answer 10.6\|Solution\|Solution 10.6}}
		+
		+
		+	===Exercise 10.7===
		+	<div class="ovning">
		+
		+	A particle of mass 3 kg is pulled across a rough horizontal plane, by a string inclined at 30<math>{}^\circ </math> to the horizontal by a force of 40 N. The coefficient of friction between the particle and the plane is 0.5. Find the acceleration of the particle.
		+
		+	</div>{{#NAVCONTENT:Answer\|Answer 10.7\|Solution\|Solution 10.7}}

Ian at 16:47, 16 September 2009

Ian — Wed, 16 Sep 2009 16:47:23 GMT

←Older revision		Revision as of 16:47, 16 September 2009
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	A particle of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the particle and the coefficient of friction.		A particle of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the particle and the coefficient of friction.
-

	</div>{{#NAVCONTENT:Answer\|Answer 10.5\|Solution\|Solution 10.5}}		</div>{{#NAVCONTENT:Answer\|Answer 10.5\|Solution\|Solution 10.5}}
		+
		+	===Exercise 10.6===
		+	<div class="ovning">
		+
		+	A particle, of mass 12 kg slides down a rough slope inclined at 40<math>{}^\circ </math> to the horizontal. The coefficient of friction between the particle and the slope is 0.2. Find the acceleration of the particle.
		+
		+	</div>{{#NAVCONTENT:Answer\|Answer 10.6\|Solution\|Solution 10.6}}

Ian at 16:39, 16 September 2009

Ian — Wed, 16 Sep 2009 16:39:31 GMT

←Older revision		Revision as of 16:39, 16 September 2009
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	</div>{{#NAVCONTENT:Answer\|Answer 10.4\|Solution\|Solution 10.4}}		</div>{{#NAVCONTENT:Answer\|Answer 10.4\|Solution\|Solution 10.4}}
		+
		+	===Exercise 10.5===
		+	<div class="ovning">
		+
		+	A particle of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the particle and the coefficient of friction.
		+
		+
		+	</div>{{#NAVCONTENT:Answer\|Answer 10.5\|Solution\|Solution 10.5}}

Ian at 16:35, 16 September 2009

Ian — Wed, 16 Sep 2009 16:35:38 GMT

←Older revision		Revision as of 16:35, 16 September 2009
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	</div>{{#NAVCONTENT:Answer\|Answer 10.3\|Solution\|Solution 10.3}}		</div>{{#NAVCONTENT:Answer\|Answer 10.3\|Solution\|Solution 10.3}}
		+
		+	===Exercise 10.4===
		+	<div class="ovning">
		+
		+	A particle of mass 6 kg starts from rest and accelerates uniformly. The resultant force on the particle has magnitude 15 N. Find the time taken to reach a speed of 10 <math>\text{m}{{\text{s}}^{-1}}</math>.
		+
		+
		+	</div>{{#NAVCONTENT:Answer\|Answer 10.4\|Solution\|Solution 10.4}}

Ian at 16:30, 16 September 2009

Ian — Wed, 16 Sep 2009 16:30:39 GMT

←Older revision		Revision as of 16:30, 16 September 2009
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	</div>{{#NAVCONTENT:Answer\|Answer 10.2\|Solution\|Solution 10.2}}		</div>{{#NAVCONTENT:Answer\|Answer 10.2\|Solution\|Solution 10.2}}
		+
		+
		+	===Exercise 10.3===
		+	<div class="ovning">
		+
		+	A particle of mass 5 kg slides down a smooth plane, inclined at an angle of 30.<math>0{}^\circ </math> to the horizontal. Find the acceleration of the particle down the plane.
		+
		+
		+	</div>{{#NAVCONTENT:Answer\|Answer 10.3\|Solution\|Solution 10.3}}

←Older revision		Revision as of 13:59, 17 September 2009
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	{{Not selected tab\|[[10. Newton’s second law\|Theory]]}}		{{Not selected tab\|[[10. Newton’s second law\|Theory]]}}
-	{{Selected tab\|[[19. Exercises\|Exercises]]}}	+	{{Selected tab\|[[10. Exercises\|Exercises]]}}
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