### How to Convert Milliammeter Into Voltmeter and Ammeter

Ohm’s law enables us to use a milliammeter as a voltmeter. Let us suppose that we have a moving – coil instrument which requires 5…

Ohm’s law enables us to use a milliammeter as a voltmeter. Let us suppose that we have a moving – coil instrument which requires 5…

What are Thermal Agitations? When a gas passes through a porous plug, a cotton-wool wad, for example, it is said to diffuse’. In that it…

The Bunsen’s ice calorimeter is a device for measuring a quality of heat by using it to melt ice. When ice turns to water, it…

Newton’s Law of Cooling: Newton was the first person to investigate the heat lost by a body in air. He found that the rate of…

An Ostwald Viscometer, which contains a vertical capillary tube T, is widely use for comparing the viscosities of two liquids. The liquid is introduced at…

Poiseuille’s Formula holds as long as the velocity of each layer of the liquid is parallel to the axis of the pipe and the flow…

If we move through a pool of water we experience a resistance to our motion. This shows that there is a frictional force in liquids….

When a person walks along a road, he or she is prevented from slipping by the force of friction at the ground. In the absence…

A modulus of elasticity of the wire, called Young’s modulus (E), is defined as the ratio It should be noted…

In understanding Hooke’s law, we can advance an illustration: A bridge, when used by traffic during the day, is subjected to loads of varying magnitude….