How to Teach Yourself Physics
Introduction This article laid a comprehensive guide so that you can teach yourself physics. We need to first understand what is Physics. Physics, the study… Read More »How to Teach Yourself Physics
How far does a car travel in 0.75h if it is moving at a constant speed of 88 km/h?
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 at a constant speed of 88 km/h?
A train averages a speed of 90 miles per hour across the plains and 37.5 miles per
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 miles per hour across the plains and 37.5 miles per
A high-speed drill reaches 2000 rpm in 0.50 s
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
The motorcycle is traveling at a constant speed of 76km/h.
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.
How to Find Acceleration
What is Acceleration? In this article, we will discuss how to find acceleration. However, we will start by defining Acceleration as the rate of change… Read More »How to Find Acceleration
What is Acceleration in Physics?
What is Acceleration in Physics? Acceleration in physics is the rate of change of velocity with respect to time. It is a vector quantity, meaning… Read More »What is Acceleration in Physics?
A motorist travelling with a constant speed of 15 m/s
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
A motorcyclist heading east through a small Iowa city accelerates after he passes
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 accelerates after he passes
An Astronaut Has Left an Orbiting Spacecraft to Test
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
What is Escape Velocity in Physics?
What is Escape Velocity in Physics? Definition: Escape velocity in physics is the velocity required for a body of mass m, to escape from the… Read More »What is Escape Velocity in Physics?
What is the Doppler Effect in Physics?
What is the Doppler Effect in Physics? Definition: The Doppler effect in physics is a phenomenon that occurs when a sound or light source moves… Read More »What is the Doppler Effect in Physics?
What is Velocity in Projectile Motion?
What is Velocity in Projectile Motion? Projectile motion is the motion of an object in the air that is subject to gravity and air resistance.… Read More »What is Velocity in Projectile Motion?
Velocity and Air Resistance
Introduction Velocity and air resistance are two concepts that are often talked about in physics and engineering. These concepts are important because they help us… Read More »Velocity and Air Resistance
What is Terminal Velocity?
What is Terminal Velocity? Definition: Terminal Velocity is the maximum velocity that an object can reach when it falls through a fluid medium. When an… Read More »What is Terminal Velocity?