February 22, 2025

 In a mechanical wristwatch, which part works in the same wayas a pendulum in a clock?  The discovery of which principle made the accurate measurementof time possible? What is this principle? Explain with a diagram.   Solution & Explanation Answer to Q1 In a mechanical wristwatch, the balance wheel (often combinedwith a spiral hairspring) functions …

Mechanical Watch Pendulum-Like Mechanism and the Principle of Accurate Time Measurement Read More »

Questions Q1. A car travels along a circular racing track at a constant speed of 100 km/h.Does it have uniform motion? Justify. Q2. A simple pendulum is oscillating between two points, A and B. Describe its motionin a few sentences by using the key words: periodic, time period, uniform,interval, time, and displacement. Q3. A spaceship travels …

Uniform vs. Non-Uniform Motion, Pendulum Oscillations, and Speed Conversion Read More »

Question Q12. Starting from point A, Krati moves along a rectangular path ABCD as shown in the image. She takes 2 minutes to travel each side. Plot a distance-time graph and explain whether the motion is uniform or non-uniform. Image Description Rectangular path shows a rectangle labeled ABCD. The top side AB is 8 m, the right …

Non-Uniform Motion Along a Rectangular Path: Distance-Time Graph Explanation Read More »

Time Period of a Simple Pendulum Using Intermediate Times (SEO Title) Question: In a simple pendulum experiment, the bob takes time t1 to move from its extreme position A to some intermediate point C, and t2 to move from C to the mean position O. Prove that the time period T of the pendulum is …

Time Period of a Simple Pendulum Using Intermediate Times Read More »