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Nov 13, 2023 · When you lift something off the ground, your arm is exerting a force upwards on the object. This is an example of an active force. The Earth's gravity pulls down on an object, and this force is called weight. A bulldozer can exert a huge force, pushing material along the ground.
- Chitra Sharma
- Footballer. When a football player kicks a ball suddenly with force, the ball shoots away. When the ball is at rest, the velocity is zero. Hence, the product of mass and velocity of the body, i.e., momentum, comes out to be zero.
- Golf. When the golf ball is hit by the player, it receives a sudden change in momentum. This leads to a short reaction time and the development of a large impulsive force.
- Tennis. When a tennis ball hits the racket, it is supplied with a high magnitude and short duration force that helps to change the direction of motion of the ball.
- Martial Art. A martial artist makes use of impulsive force to demonstrate his skills in a number of tricks. When a martial artist intends to break hard objects such as bricks or wooden planks, etc., using his/her hands, he/she moves his/her hand swiftly and hits the object at a faster rate.
A car engine is an example of a machine that is given a power rating. The power rating relates to how rapidly the car can accelerate the car. Suppose that a 40-horsepower engine could accelerate the car from 0 mi/hr to 60 mi/hr in 16 seconds.
Nov 5, 2023 · This comprehensive guide provides over 50 examples demonstrating the many amazing ways science impacts our lives. We’ll cover common technologies, healthcare innovations, environmental applications, and insights science provides into the world around us.
- Valve Spring. A valve spring is an essential part of your car’s engine. Valve springs are compression springs, which help to keep engine valves running smoothly and avoid sudden engine failure and damage.
- Lawn Mower. You must have noticed lawn mowers in your backyards, parks, and stadiums, but have you ever noticed how do they work? Well, apart from many different parts used in lawn mowers, a set of springs plays a crucial role in their efficient functioning.
- Sprinklers. Well, after making your garden tidy with the help of lawn mowers, you definitely require the grass to remain green and lively, and to achieve this, sprinklers come into play, which are used to water our yards efficiently.
- Medical Devices. Did you know that a variety of springs are used for medical equipment? These springs play a crucial role in designing medical devices, and in turn, they indirectly help promote healthy living.
Examples 1. Earthquake. An earthquake is caused when the tectonic plates of the earth get displaced from their normal positions. This results in the development of seismic waves.
10 Examples of Physics in daily life: 1. Alarm Clock Ringing: Physics is involved everywhere in your daily life, from when you wake up in the morning to going to sleep at night. The alarm clock’s buzz helps you wake up in the morning according to your schedule. Sound is something that you cannot see but can hear or feel.
