Mechanical Efficiency of Screw Driver

Task: To determine the mechanical efficiency of screw driver. Required accessories: Two screw drivers of different size, two screw of the same length, soft wood.......

Wheel-rod Axis: Lever Mechenism

Wheel-rod axis is one type of simple machine. It is originally different form of lever. Here, wheel acts as the force-arm and rod-axis act as......

Pulley: Lever Mechanism

Pulley is one kind of simple machine. There is grooved small wheel (dish) from which a rope is hanged from two sides. The pulley rotates......

Inclined Plane: Simple Lever machine

Inclined plane is a simple machine; with the help of it a heavy body can he lifted by sliding it rather than raising the body......

Hammer and Forceps: Definition in terms of Lever

Hammer There are generally two ends of a hammer. By one end drive a nail into wood and by another end it plucks nail out......

Classification of Lever

A lever is one of the most common tools we use to help us lift things beyond our strength limit. The levers can be classified......

Lever Mechanism

Lever is a simple machine in which a strong bar can freely move upward and down and or rotate on a supporter. The lever is......

Force: Definition and Explanation

In physics, Force is something that causes a change in the motion of an object. Force is a push or pull upon an object resulting......

Acceleration: Definition and Calculation

Acceleration is defined as the rate of change of velocity. If you’re not changing your speed and you’re not changing your direction, then you simply......

Retardation: Definition

Retardation is negative acceleration or deceleration. The velocity of a body may increase or decrease. Positive acceleration increases the speed of a moving object so......

Velocity: Definition and Measurement

Velocity Speed in a particular direction is called Velocity. The units for velocity can be implied from the definition to be meters/second or in general......

Vibratory Motion

Vibratory motion is a type of motion in which a particle moves to and fro about a fixed point. It occurs at a fixed point as......