A simple pendulum is released from 𝐴 as shown. If 𝑚 and 𝑙 represent the mass of the bob and length of the pendulum, the gain in kinetic energy at 𝐵 is May 10, 2022 by Ezee_Notes with no comment Physics Problems Question: A simple pendulum is released from 𝐴 as shown. If 𝑚 and 𝑙 represent the mass of the bob and length of the pendulum, the gain in kinetic energy at 𝐵 is (A) \dfrac{mgl}{2} (B) \dfrac{mgl}{\sqrt{2}} (C) \dfrac{\sqrt{3}}{2}mgl (D) \dfrac{\sqrt{2}}{3}mgl Answer: Option (C) Solution: Related Previous Post A force of(5+3x)N acting on a body of mass 20 kg along the x-axis displaces it from x=2m to x=6m.The Work done by the force is Next Post A neutron moving with velocity v collides with a stationary 𝛼 − 𝑝𝑎𝑟𝑡𝑖𝑐𝑙𝑒.The velocity of the neutron after the collision is