NCERT Solutions for Class 9 Science Chapter 9
Force and Laws of Motion
NCERT Books for Session 2022-2023
CBSE Board and UP Board
Exercises Questions
Page No-128
Questions No-3
Why is it advised to tie any luggage kept on the roof of a bus with a rope?
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When the bus accelerates and moves forward, it acquires a state of motion.
However, the luggage kept on the roof, owing to its inertia, tends to remain in its
state of rest. Hence, with the forward movement of the bus, the luggage tends to
remain at its original position and ultimately falls from the roof of the bus. To
avoid this, it is advised to tie any luggage kept on the roof of a bus with a rope.
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– Safety Assurance: Tying luggage with a rope prevents items from falling off the bus roof during travel, reducing the risk of accidents and ensuring passenger and pedestrian safety.
– Stability and Security: It maintains stability by securing the luggage in place, minimizing shifting or sliding during the bus’s movement and preventing displacement due to sudden maneuvers.
– Regulatory Compliance: Many transport regulations or safety guidelines mandate the secure attachment of rooftop luggage, ensuring compliance and adherence to safety standards.
– Driver Focus: Securely tied luggage reduces distractions for the bus driver, allowing better focus on safe driving without concerns about loose items.
– Protection from Damage: Properly tying down luggage shields it from potential damage caused by external factors such as wind, rain, or unexpected movements, preserving the integrity of the items during travel.