History, asked by PROMILA1, 1 year ago

show that newton first law of motion is a special case of newton second law.

Answers

Answered by charry3
133
The first law of motion can be stated as follows: "Every object will remain at rest or in a state of uniform motion unless compelled to change it's state by the a action of a net force ".


Newton's second law states that the rate of change of momentum of a body is equal to the resultant force on the body and is in the same direction as the resultant force.

Thus, it also implies that when the resultant force on a body is zero, the rate of change of momentum is zero, and if it concerns a body of constant mass, the acceleration is zero. This is Newton's first law, which states that 'any body continues in its state of rest or uniform motion in a straight line unless a resultant force acts on it to cause it to accelerate'.


Explain of Newton's first law of motion ?

newton's first law of motion states that an object in motion stays in motion unless acted upon by an outside force.

Explain of Newton's second law of motion ?

The net force on an object is equal to the mass of the object multiplied by its acceleration.

The second law of motion states that:

FORCE=MASS*ACCELERATION


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Answered by skss57
72
Newton's second law of Motion : This law states that the rate of change of momentum of a body is directly proportional to the applied unbalanced force and change takes place in the direction of the force .
Newton's second law of Motion : F=ma = v-u/t
Ft=m(v-u)
That is , when F= 0, v= u for whatever time t is taken 'coz m is not equal to zero . This means that the object will continue moving with uniform velocity u through out the time t . If u is 0 then v will also be 0 .
That is the object will remains at rest . This is nothing but Newton's first law of Motion. Hence first law of Motion is contained in the Newton's second law of Motion.
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