a = slope of graph = 10 – 0/4 – 0 = 2.5 m/s² F = ma = 5 x 2.5 = 12.5 N
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Class 9th Science Session 2022-23 Class 9 Science Terminal Exams MCQ Solutions Class IX Science MCQ Extra Questions Answers 9th Science Terminal Exam Based MCQ Extra Questions
(i) Striated muscles (ii) Smooth muscles (iii) Cardiac muscles (iv) Skeletal muscles
As the velocity of particle in uniform circular motion is constant in magnitude but changes direction. So, the acceleration is also constant in magnitude but not in direction.
If the displacement of an object is proportional to the square of the time taken, the body is moving with a uniform acceleration because it will follow Newton’s second equation of motion for a particular initial velocity. From second equation ...