Question
A light string passing over a smooth light pulley connects two blocks of masses m _1 and m _2 (where m_2 m_1). If the acceleration of the system is g 2 , then the ratio of the masses m_1 m_2 is:
BITSAT
Physics
Laws of Motion
2024
BITSAT 2024 (Memory Based Paper 2)
BITSAT Physics Question (2024) — Solution
Options
- A. 2 -1 2 +1
- B. 1+ 5 5 -1
- C. 1+ 5 2 -1
- D. 3 +1 2 -1
Answer
A. 2 -1 2 +1
Step-by-step solution
Acceleration is given as: a= ( m_2-m_1 m_1+m_2 ) g g 2 = ( m _2- m _1 ~m _1+ m _2 ) g 2 (m_2-m_1 )=m_1+m_2 m _1 ~m _2 = ( 2 -1 2 +1 )
Related: Physics — Laws of Motion · All PYQ Banks