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3 Dec 2020
A bullet of mass 50g is fired from below into a bob of mass 450g of a long simple pendulum. The bullet remains inside the bob and the bob rises to a height of 1.8m. Take 
. The speed of the bullet is__.
A bullet of mass 50g is fired from below into a bob of mass 450g of a long simple pendulum. The bullet remains inside the bob and the bob rises to a height of 1.8m. Take . The speed of the bullet is__.
Uttam SaikiaLv10
3 Dec 2020
