जब कोई पिंड किसी अन्य पिंड की सतह पर फिसलने ही वाला होता है, तो उस समय लगने वाले अधिकतम घर्षण बल को क्या कहा जाता है?

Which of the following forces is/are responsible for the sedimentation of particles during centrifugation?

Which of the following forces always opposes the applied motion or force?

Statement: An object of mass M falls freely under gravity, maintaining a constant acceleration. Conclusion I: The velocity of the object increases uniformly with time. Conclusion II: The acceleration of the object depends on its mass. Choose the correct option: