![A simple pendulum is kept suspended vertically in a stationary bus. The bus starts moving with an acceleration a towards left. As observed inside the bus: (Neglect frictional forces on pendulum and A simple pendulum is kept suspended vertically in a stationary bus. The bus starts moving with an acceleration a towards left. As observed inside the bus: (Neglect frictional forces on pendulum and](https://dwes9vv9u0550.cloudfront.net/images/10341202/a8e8d476-bbb3-4f4b-abe3-2bfc2c40377f.jpg)
A simple pendulum is kept suspended vertically in a stationary bus. The bus starts moving with an acceleration a towards left. As observed inside the bus: (Neglect frictional forces on pendulum and
![Effect of Angular movement of Lifting Arm on Natural Frequency of Container Lifting Mechanism using Finite Element Modal Analysis | Semantic Scholar Effect of Angular movement of Lifting Arm on Natural Frequency of Container Lifting Mechanism using Finite Element Modal Analysis | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/2a88740233ce6c8c7398ad127e1b24e64dadc89d/2-Figure1-1.png)
Effect of Angular movement of Lifting Arm on Natural Frequency of Container Lifting Mechanism using Finite Element Modal Analysis | Semantic Scholar
![An ideal pendulum was oscillating with an angular amplitude theta=pi//3 inside a stationary elevator. When the pendulum was passing through equilibrium position, the lift suddenly starts moving upward with an acceleration a=g. An ideal pendulum was oscillating with an angular amplitude theta=pi//3 inside a stationary elevator. When the pendulum was passing through equilibrium position, the lift suddenly starts moving upward with an acceleration a=g.](https://d10lpgp6xz60nq.cloudfront.net/physics_images/NTA_JEE_MOK_TST_71_E01_012_Q01.png)