Study Notes: Basic Physics

Overview

Basic Physics forms a critical component of the General Science section in UPSSSC PET, typically contributing 4-6 questions from the total science allocation. This topic tests your understanding of fundamental physical principles that govern everyday phenomena—from why objects fall to how electricity flows through circuits.

Success in this section requires mastering conceptual clarity rather than complex calculations. UPSSSC PET emphasizes direct applications, unit identification, and understanding cause-effect relationships in physical systems. Students must be comfortable with basic numerical problems involving standard formulas and be able to identify correct physical principles in real-world scenarios. The questions test your grasp of motion, forces, energy transformations, heat transfer, light behavior, electrical circuits, and magnetic effects—all at a fundamental level suitable for undergraduate science curriculum.

Focus on understanding the "why" behind physical laws, memorizing standard units and constants, and practicing one-step numerical problems. This topic integrates well with your everyday observations, making it both scoring and conceptually satisfying when approached systematically.

Key Concepts

• **Motion** is change in position over time; velocity includes direction (vector) while speed does not (scalar). Acceleration is the rate of change of velocity.