Welcome to NoMoreClass (NMC), Bangalore’s leading coaching institute dedicated to empowering students with a thorough understanding of physics concepts required for NEET, IIT, JEE, BITSAT, Olympiads, and other competitive exams. Founded in 2018 by Mr. Deepak Solanki, an IIT Roorkee alumnus and expert physics educator, NMC has revolutionized the way physics is taught by combining innovative teaching methodologies, extensive question banks, and personalized mentorship. Our CloudClass platform supports live streaming and recorded lessons, ensuring high-quality education remains accessible to students throughout Bangalore and beyond.
Today’s detailed discussion revolves around the concept of spring force and how to determine the spring constant when a force compresses a spring by a known amount. The problem states that a bodybuilder exerts a force of 150 N against a bull worker and compresses the spring by 20 cm. Our task is to calculate the spring constant (k) of the spring in the bull worker.
This problem involves the fundamental Hooke’s law which states that the force exerted by a spring is directly proportional to its displacement, mathematically expressed as:
[
F = kx
]
where:
(F) is the applied force,
(k) is the spring constant,
(x) is the compression or extension from the equilibrium position.
The core ideas we’ll explore include understanding Hooke’s law, converting units, and applying the formula to find the spring constant. The issue of converting centimeters to meters and understanding the physical significance of the spring constant are critical learning points for physics students.
Our comprehensive explanation guides you through the step-by-step calculation process, enabling confidence in solving similar problems involving springs. Developing a clear understanding of the spring constant is essential for mastering topics in mechanics and material elasticity, which are frequently tested in NEET, IIT, JEE, BITSAT, and Olympiads.
Although the explicit calculation isn’t illustrated here, this lesson emphasizes building conceptual clarity, so students can accurately interpret and solve spring-related problems during their exams. Understanding how force relates to displacement helps in analyzing real-world applications like suspension systems, measuring devices, and biomechanical systems.
Why Join NMC?
Cutting-edge CloudClass platform with live and recorded lessons.
Experienced faculty, including IIT graduates and doctors, dedicated to conceptual mastery.
Over 180,000 practice questions to develop problem-solving agility.
Proven high success rate—more than 35% of students achieve top ranks.
Personalized mentoring emphasizing clear understanding, strategic solving, and exam readiness.
Core Learning Objectives:
To understand Hooke’s law and the proportionality of force and displacement.
To convert measurement units accurately (cm to meters).
To calculate the spring constant using force and compression data.
To recognize the physical significance of spring constant in elastic systems.
To develop skills to solve practical problems involving springs and forces effectively.
About Mr. Deepak Solanki:
Founder of NMC, Mr. Deepak Solanki, is an IIT Roorkee B.Tech graduate with over 17 years of experience. He has authored more than 18 books on physics and mentored thousands of students into reputed colleges like IITs, NITs, and medical institutes. His teaching methodology centers on conceptual clarity, problem-solving speed, and fostering a curiosity-driven approach. Passionate about transforming physics education, Mr. Solanki continues to innovate and inspire at NMC.
Join NMC today to strengthen your understanding of mechanics, master spring-related problems, and excel in your exams with confidence!
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