Define Mass, Weight, Momentum and Inertia Force in Engineering Mechanics.
The mass is a matter contained in a body. It is expressed in kilogram (kg).
The weight of a body is a force by which it is attracted towards the center of the earth. It is expressed in newtons (N). The relation between the mass and weight of a body is given by
W = m.g
The momentum is defined as the total Motion possessed by a body. Mathematically,
Momentum = Mass x Velocity
According to Newton's second law of motion, the applied force or impressed force (P) is directly proportional to rate of Change of momentum, Thus
![Force and Acceleration Force and Acceleration](data:image/png;base64,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)
where k is a Constant of proportionality.
For the sake of convenience, the unit of force adopted is such that it produces unit acceleration (i.e. 1m/s2) to a body of unit mass (i.e. 1 kg).
P = m.a = Mass x Acceleration
In S.I system of units, the unit of force is newton (briefly written as N). A newton may be defined as the force, while acting upon a body of mass 1 kg, produces an acceleration of lm/s2 in the direction of which it acts. Thus
1N = 1kg x 1m/s2 = 1kg-m/s2
Note : A force equal in magnitude but opposite in direction and collinear with the applied force or impressed force producing the acceleration, is known as inertia force. Mathematically, inertia force,
FI= – m.a
The weight of a body is a force by which it is attracted towards the center of the earth. It is expressed in newtons (N). The relation between the mass and weight of a body is given by
W = m.g
The momentum is defined as the total Motion possessed by a body. Mathematically,
Momentum = Mass x Velocity
According to Newton's second law of motion, the applied force or impressed force (P) is directly proportional to rate of Change of momentum, Thus
where k is a Constant of proportionality.
For the sake of convenience, the unit of force adopted is such that it produces unit acceleration (i.e. 1m/s2) to a body of unit mass (i.e. 1 kg).
P = m.a = Mass x Acceleration
In S.I system of units, the unit of force is newton (briefly written as N). A newton may be defined as the force, while acting upon a body of mass 1 kg, produces an acceleration of lm/s2 in the direction of which it acts. Thus
1N = 1kg x 1m/s2 = 1kg-m/s2
Note : A force equal in magnitude but opposite in direction and collinear with the applied force or impressed force producing the acceleration, is known as inertia force. Mathematically, inertia force,
FI= – m.a
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