Question Answers

Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > The elastic limit of an elevator cable is 2 × 10^9 N/m^2. The maximum upward acceleration that an elevator of amss 2×103kg can have been supported by a cable would not exceed half of the elastic limit would be

The elastic limit of an elevator cable is 2 × 10^9 N/m^2. The maximum upward acceleration that an elevator of amss 2×103kg can have been supported by a cable would not exceed half of the elastic limit would be

A thick rope of density ρ and length L is hung from a rigid support. The increase in length of the rope due to its own weight is (Y is the Young's modulus)