CSIR NET Maths previous year question papers

Single choice · Classical Mechanics

1. A

   $(1 - \cos \theta)\theta$̈ + ½ $\sin \theta (\theta$̇$)^{2} - (g/2a) \sin \theta = 0$

2. B

   $(1 - 2cos \theta)\theta$̈ $+ \sin \theta (\theta$̇$)^{2} - (g/a) \sin \theta = 0$

3. C

   $m(1 - 2cos \theta)\theta$̈ $+ \sin \theta (\theta$̇$)^{2} + (g/a) \sin \theta = 0$

4. D

   $m(1 - 2cos \theta)\theta$̈ $+ (m/2) \sin \theta (\theta$̇$)^{2} - (g/a) \sin \theta = 0$