FreeNotes
Newton’s second law states that force is equal to the rate of change of momentum (F = ma). If no external force acts on a body (F = 0), then acceleration (a) is also zero. This means the object remains at rest or in uniform motion, which is Newton’s first law. Related Questions: When a … Read more
Applying brakes only on the front wheel causes a sudden stop, while the rider’s inertia keeps them moving forward, increasing the risk of being thrown over the handlebars. It is safer to apply brakes on both wheels for balanced stopping. Related Questions: When a motorcyclist hits a stationary car, he may fly off the motorcycle, … Read more
When the branch is shaken, it moves, but the leaves tend to stay in their original position due to inertia. This difference in motion causes the leaves to detach and fall. Related Questions: When a motorcyclist hits a stationary car, he may fly off the motorcycle, and the driver in the car may get a … Read more
When the motorcycle stops suddenly due to the collision, the motorcyclist continues moving forward due to inertia, causing him to fly off. Similarly, the car driver’s head snaps backward or forward because their body is attached to the seat, but their head remains in motion, leading to whiplash injuries. Related Questions: In autumn, when you … Read more