Monthly Archives: February 2021
Battery Ignition System or Coil System
It is employed in petrol engines. Fig shows the wiring diagram of a simple coil battery ignition system of a four cylinder engine. This system is used in automobiles.
Construction:
It consists of...
Magneto Ignition System Advantages and Disadvantages
In magneto ignition system, the battery is replaced with a magneto. Fig. shows the wiring diagram of a magneto ignition system. It consists of a switch, magneto, contact breaker, condenser, distributor...
Systematic and Random Errors in Measurement
Systematic and Random Errors in Measurement
Systematic error is usually divided into two different categories:
Instrumental errors
Environmental errors
Instrumental error : These errors are due to shortcomings of the instrument. These are...
Errors in Measurement – and Types of Error
Errors in measurement = Measured Value - True value
Error is the different between the measured value and the true value.
The errors in measurement can be expressed either as an absolute error...
Types of Carburetor and Working, Defects
The types of carburetor can be classified according to the following considerations. Carburetors are used almost all SI engine for the preparation of combustible air fuel mixture as a charge.
Types of...
Two Stroke Cycle Engine Working – S.I Engine
In two stroke cycle engine, one working cycle is completed in two strokes of the piston (one up and down movement) or one revolution of the crankshaft. Hence, it is called...
4 Stroke Cycle Engines Working – S.I Engine
In 4 stroke cycle engines, one working cycle is completed in four stroke of the piston or two revolution of the crankshaft. Hence, it is called as four stroke engine. In...
Internal Combustion Engines – IC Engines
The Internal Combustion engines (I.C engine) is a heat engine that converts chemical energy of fuel into mechanical energy. Chemical energy of a fuel is first converted into thermal energy by...
Measuring Instruments- Spring Balance and Beam Balance
Large number and variety of variables are involved in measurement in practice. These variables may be constant with time or time varying. Measurement of the weight of an object is the...
Metric System of Measurement – Generalized Measuring System
Measurement is a comparison of a given unknown quantity with one of its predetermined standard values adopted as a unit. Metric system of measurement provides us with means of describing various...