Question Answers

Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A 2144 kg freight car roles along rails with negligible friction. The car is brought to rest by a combination of two coiled springs as illustrated in Fig. 8.308. Both springs are described by Hooke’s law

A 2144 kg freight car roles along rails with negligible friction. The car is brought to rest by a combination of two coiled springs as illustrated in Fig. 8.308. Both springs are described by Hooke’s law

A man slowly pulls a bucket of water from a well of depth h = 20 m. The mass of the uniform rope and bucket full of water are m = 200 g and M 19.9 kg respectively. Find the work done by the man.