मराठी

Write the Mathematical Form of Newton'S Second Law of Motion. State the Conditions If Any. - Physics

Advertisements
Advertisements

प्रश्न

Write the mathematical form of Newton's second law of motion. State the conditions if any.

टीपा लिहा
Advertisements

उत्तर

Mathematical expression of Newton's second law of motion is as shown below:

Force = Mass × Acceleration

Above relation holds for the following conditions:

(i) When the velocity of the body is much smaller than the velocity of light.

(ii) When the mass remains constant. 

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 3: Laws of Motion - Exercise 3 (C) [पृष्ठ ६९]

APPEARS IN

सेलिना Concise Physics [English] Class 9 ICSE
पाठ 3 Laws of Motion
Exercise 3 (C) | Q 9 | पृष्ठ ६९

संबंधित प्रश्‍न

A particle of mass 0.3 kg is subjected to a force F = −kx with k = 15 N/m. What will be its initial acceleration if it is released from a point x = 20 cm?


Suppose the ceiling in the previous problem is that of an elevator which is going up with an acceleration of 2.0 m/s2. Find the elongation.


The force of buoyancy exerted by the atmosphere on a balloon is B in the upward direction and remains constant. The force of air resistance on the balloon acts opposite the direction of velocity and is proportional to it. The balloon carries a mass M and is found to fall to the earth's surface with a constant velocity v. How much mass should be removed from the balloon so that it may rise with a constant velocity v?


In the following figure, m1 = 5 kg, m2 = 2 kg and F = 1 N. Find the acceleration of either block. Describe the motion of m1 if the string breaks but F continues to act.


Find the mass M of the hanging block in the following figure that will prevent the smaller block from slipping over the triangular block. All the surfaces are frictionless and the strings and the pulleys are light.


A body of mass 200 g is moving with a velocity of 5 ms−1. If the velocity of the body changes to 17 ms−1, calculate the change in linear momentum of the body.


Name the physical entity used for quantifying the motion of a body.


State Newton's second law of motion. Is Newton's first law of motion contained in Newton's second law of motion?


A ball is thrown vertically downward with an initial velocity of 10 m/s. What is its speed 1 s later and 2 s later?


What do you mean by the conservation of momentum? Briefly, explain the collision between two bodies and the conservation of momentum.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×