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Physics 4A Lecture 7: Feb. 5, 2015 Sunil Sinha UCSD Physics

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Page 1: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=

Physics  4A  Lecture  7:  Feb.  5,  2015  

Sunil  Sinha  UCSD  Physics  

Page 2: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 3: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 4: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 5: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 6: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 7: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 8: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 9: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 10: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 11: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 12: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 13: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 14: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 15: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 16: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 17: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 18: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 19: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 20: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 21: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=

Quick  QuesBon  •  A  pool  ball  rolling  in  a  straight  line  with  velocity  v  collides  with  another  staBonary  ball  of  the  same  mass.  NeglecBng  fricBon  and  air  resistance  and  assuming  an  elasBc  collision  which  of  the  following  will  happen:  

•  (A)    Both  balls  will  move  forward  together  with  velocity  v/2  

•  (B)  The  first  ball  will  bounce  back  with  velocity  -­‐v/2  and  the  second  will  move  forward  with  velocity  v/2  

•  (C)  The  first  ball  will  stop  and  the  second  ball  will  move  forward  with  velocity  v  

•  (D)  The  first  ball  will  bounce  back  with  velocity  -­‐v/2  and  the  second  will  move  forward  with  velocity  3v/2  

Page 22: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 23: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 24: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 25: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 26: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 27: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 28: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 29: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 30: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
Page 31: PHYS 4A 2015 Lecture7 - Physics Courses · Physics’4A Lecture’7:’Feb.’5,’2015’ ... ex acceleration increases till all fuel is gone ! Rocket Launched Under Gravity: Fext=
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