Question
A block placed on a rough horizontal surface is pulled by a horizontal force F. Let f be the force applied by the rough surface on the block. Plot a graph of f versus F.
✓
Answer
Unto point A, f = F (50 Long as block is stationary) beyond A, when F increases, block starts moving f remains constant.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Give the magnitude and directions of the net force acting on a rain drop falling with a constant speed.
Suggest a suitable physical situation for the following graph.
Which of the two – linear velocity or the linear acceleration gives the direction of motion of a body?
The temperature of a gas is raised from 27°C to 927°C. What is the rms molecular speed?
An observer moves towards a stationary source of sound with a velocity one-fifth of the velocity of sound. What Is the percentage increase in the apparent frequency?
What provides the centripetal force to a car taking a turn on a level road?
Is it possible for body to have variable velocity but constant speed? Give example.
Define Avogadro’s number.
What is sphere of influence?
What is meant by ‘Mean positions of atoms’?