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phys1441-spring08-013008-post

phys1441-spring08-013008-post - PHYS 1441 Section 002...

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Wednesday, Jan. 30, 2008 PHYS 1441-002, Spring 2008 Dr. Jaehoon Yu 1 PHYS 1441 – Section 002 Lecture #5 Wednesday, Jan. 30, 2008 Dr. Jae hoon Yu Acceleration Motion under constant acceleration One-dimensional Kinematic Equation Motion under constant acceleration

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Wednesday, Jan. 30, 2008 PHYS 1441-002, Spring 2008 Dr. Jaehoon Yu 2 Announcements • E-mail distribution list: 32 of you subscribed to the list so far • 3 point extra credit if done by midnight today, Wednesday, Jan. 30 • I will send out a test message Thursday evening – Need your confirmation reply Î Just to me not to all class please…. • Physics Department colloquium schedule at http://www.uta.edu/physics/main/phys_news/colloquia/2008/Spring 2008.html • Phantom Submission problem started appearing on HW#2. – Get your homework worked out but do not submit yet. – Let me delete and re-create the exact the same homework – I will do this for you to start submitting starting at 7pm tonight – If you see them again, do not submit answers but let me know of the problem via e-mail
Wednesday, Jan. 30, 2008 PHYS 1441-002, Spring 2008 Dr. Jaehoon Yu 3 Special Problems for Extra Credit • Derive the quadratic equation for yx 2 -zx+v=0 Î 5 points • Derive the kinematic equation from first principles and the known kinematic equations Î 10 points • You must show your work in detail to obtain the full credit • Due next Wednesday, Feb. 6 ( ) 22 00 2 vv a x x =+

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Wednesday, Jan. 30, 2008 PHYS 1441-002, Spring 2008 Dr. Jaehoon Yu 4
Wednesday, Jan. 30, 2008 PHYS 1441-002, Spring 2008 Dr. Jaehoon Yu 5

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Wednesday, Jan. 30, 2008 PHYS 1441-002, Spring 2008 Dr. Jaehoon Yu 6 Displacement, Velocity and Speed x x v t Δ = Δ Δt 0 lim
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phys1441-spring08-013008-post - PHYS 1441 Section 002...

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