QUESTIONS AND ANSWERS

Introduction In an era where sustainability and energy efficiency are paramount, electric cars have taken centre stage as a cleaner and greener alternative to traditional… Read More »How Long Does It Take to Charge an Electric Car

Introduction Light is a captivating entity that plays a crucial role in our lives and the natural world. When light encounters different mediums, it undergoes… Read More »Can Light Undergo Total Internal Reflection at a Smooth Interface Between Air and Water?

Introduction: Understanding the nature of waves and how they propagate is essential in the field of physics. Two major types of waves are electromagnetic waves… Read More »How Are Electromagnetic Waves Different from Mechanical Waves?

Introduction: Magnetism and electricity are two fundamental phenomena that have intrigued scientists and enthusiasts for centuries. Both are essential components of our modern technological advancements,… Read More »how are magnetic poles and electrical charges similar?

Introduction Have you ever wondered why a compass needle always points north? The phenomenon of a compass needle aligning itself with the Earth’s magnetic field… Read More »Why Do You Think a Compass Needle Always Points North?

Introduction The magnetic compass is a remarkable invention that revolutionized navigation and exploration throughout human history. Its humble beginnings can be traced back to ancient… Read More »When Was the Magnetic Compass Invented?

Question A motorcycle is moving at a constant speed of 40 km/h. How long does it take for the motorcycle to travel a distance of… Read More »A motorcycle is moving at a constant speed of 40 km/h

Question If the change in velocity increases, what happens to the acceleration during the same time period. Answer If the change in velocity increases, the… Read More »If the change in velocity increases what happens to the acceleration

Question How far does a car travel in 0.75h if it is moving at a constant speed of 88 km/h? Answer The car covers a… Read More »How far does a car travel in 0.75h if it is moving

Question A train averages a speed of 90 miles per hour across the plains and 37.5 miles per hour through the mountains. If a trip… Read More »A train averages a speed of 90

Question A high-speed drill reaches 2000 rpm in 0.50 s. 1. What is the drill’s angular acceleration? 2. Through how many revolutions does it turn… Read More »A high-speed drill reaches 2000 rpm in 0.50 s

Question The motorcycle is traveling at a constant speed of 76km/h. Determine the magnitude of its acceleration when it is at point A. Answer The… Read More »The motorcycle is traveling at a constant speed of 76km/h.

Question A motorist travelling with a constant speed of 15 m/s (about 34 mi/h) passes a school-crossing corner, where the speed limit is 10 m/s… Read More »A motorist travelling with a constant speed of 15 m/s

Question A motorcyclist heading east through a small Iowa city accelerates after he passes the signpost marking the city limits. His acceleration is a constant… Read More »A motorcyclist heading east through a small Iowa city

Question An astronaut has left an orbiting spacecraft to test a new personal manoeuvring unit. As she moves along a straight line, her partner on… Read More »An Astronaut Has Left an Orbiting Spacecraft to Test