A car travels from rest to a speed of 20 m/s in 5 seconds. What is its acceleration?
Here, we will provide a sample solution to a few numerical problems from the M Karim Physics Numerical Book for Class 11. m karim physics numerical book solution class 11
$$f = 20 - 10 = 10$$ N
The M Karim Physics Numerical Book is a widely used resource for Class 11 students in Bangladesh, providing a comprehensive collection of numerical problems and solutions in physics. As a student, it's essential to have a thorough understanding of the concepts and formulas in physics, as well as the ability to apply them to solve numerical problems. In this monograph, we will provide a detailed solution to the M Karim Physics Numerical Book for Class 11, covering various topics in physics. A car travels from rest to a speed of 20 m/s in 5 seconds
A block of mass 5 kg is placed on a horizontal surface. A force of 20 N is applied to the block, causing it to move with a uniform acceleration of 2 m/s². What is the coefficient of friction between the block and the surface? $$f = 20 - 10 = 10$$ N
Using Newton's second law of motion: $$F - f = ma$$, where $F$ is the applied force, $f$ is the frictional force, $m$ is the mass, and $a$ is the acceleration.
$$a = \frac{20}{5} = 4$$ m/s²