Wednesday, June 30, 2010

Irodov Problem 4.20

We know that for small oscillation angles the angle of the pendulum as a function of time is given as,

The time taken for the bob to reach the wall is given by,

Since the collision between the wall and the pendulum is elastic, it reflects back with exactly the same velocity as it hits the wall. Thus, the total time period of the pendulum bob is double the time taken to reach the wall and is given by,


  1. Pl let me know how you get the relation for theta as a function of t

  2. This comment has been removed by the author.

  3. Despite decades of research in the epidermal growth factor receptor (EGFR) signalling field, and many targeted anti cancer drugs that have been tested clinically, the success rate for these agents in the clinic is low, particularly in terms of Yeezy Boost 350 the improvement of overall survival. Intratumoral heterogeneity is proposed as a major mechanism underlying treatment failure of these Yeezy Discount molecule targeted agents. Here we highlight the application of fluorescence lifetime microscopy (FLIM) based biosensing to demonstrate intratumoral heterogeneity of EGFR Ray Ban Glasses activity.

    It aims to: conduct Ray Ban Outlet high quality research; build the capacity of researchers and clinicians; and encourage the translation of research evidence into practice for the benefit of rural Coach Handbags Clearance and remote communities. The success of the Collaboration is illustrated by the increase in research outputs, funds generated, the strength of the relationships between partners and the ability to address complex research problems such as the mental health of rural and remote communities often deemed too difficult New Jordan Shoes 2020 or expensive to include in metropolitan based research. Keys to success have been the inclusive public health ethos, the participation of senior researchers and Coach Outlet Store service managers, the critical mass of researchers achieved Coach Outlet through collaboration and effective leadership and governance.

  4. You will agree with me that women are generally synonymous to fashion. And one of the fashion Coach Handbags Clearance that women adore so much when they want to look fashionable and thus look beautiful, is fine looking attractive and quality New Air Jordan Shoes. Thus, in as much as women love putting on quality fine looking Cheap Air Force Ones, research has confirmed that women just don't throw money around like their opposite counterpart, so quality fine looking MK Outlet they prefer, but they also prefer buying them cheap. An increasing number of people these days are finicky about the kind of Air Jordan Sale they wear. While almost everyone wants to wear the latest Michael Kors Factory Outlet and trendiest Cheap Yeezys not many are prepared to shell out exorbitant amounts of money for these. Therefore, if you want to know insider secrets to buy cheap Coach Factory Outlet Online read on to know more. (Article Source From Coach Outlet Clearance Sale)