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question_answer1) An object has moved through a distance. Can it have zero displacement? If yes, support your answer with an example. [NCERT]
question_answer2) Give an example of a body which may appear to be moving for one person and stationary for the other.
question_answer3) Which of the following is true for displacement? (a) It cannot be zero. (b) Its magnitude is greater than the distance travelled by the object. [NCERT]
question_answer4) How can we describe the location of an object?
question_answer5) Differentiate between distance and displacement.
question_answer6) What do you mean by average speed? What are its units?
question_answer7) What is the difference between uniform velocity and non-uniform velocity?
question_answer8) What do you understand by instantaneous velocity?
question_answer9) What is negative acceleration?
question_answer10) What are the uses of a distance-time graph?
question_answer11) How will the equations of motion for an object moving with a uniform velocity change? [NCER T Exemplar]
question_answer12) Draw a velocity versus time graph of a stone thrown vertically upwards and then coming downwards after attaining the maximum height. [NCERT Exemplar]
question_answer13) State which of the following situations are possible and give an example for each of these. (a) An object with a constant acceleration but with zero velocity. (b) An object moving in a certain direction with an acceleration in the perpendicular direction. [NCERT]
question_answer14) Express average velocity when the velocity of a body changes at a non-uniform rate and a uniform rate.
question_answer15) A particle is moving in a circular path of radius r. What would be the displacement after half a circle?
question_answer16) The data regarding the motion of two different objects P and Q is given in the following table. Examine them carefully and state whether the motion of the objects is uniform or non-uniform. Time Distance travelled by object P in metres Distance travelled by object Q in metres 9:30 am 10 12 9:45 am 20 19 10:00 am 30 23 10:15 am 40 35 10:15 am 50 37 10:45 am 60 41 11:00 am 70 44
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