The time period of a simple pendulum under the influence of the acceleration due to gravity g is T. The bob is subjected to an additional
acceleration of magnitude √3g in the horizontal direction. Assuming small oscillations, the mean position and time period of oscillation,
respectively, of the bob will be

Question

The time period of a simple pendulum under the influence of the acceleration due to gravity g is T. The bob is subjected to an additional 
acceleration of magnitude √3g in the horizontal direction. Assuming small oscillations, the mean position and time period of oscillation, 
respectively, of the bob will be

vincent-lyon.fr · Answer

You must add (as vectors) gravity and the additional acceleration.

anonymous · Answer

http://www.walter-fendt.de/ph6de/pendulum_de.htm is german but has a good animation that is hopefully helpful