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‘on High Order Thinking Skilis (HOTS), , , , , , , , , h given ide shows the positions of a body at different times., Speed of the body as it moves from :, , hat can you say about the motion of a body if:, ) its displacement-time graph js a straight line ?, b) its velocity-time graph is a straight line ?, \ body with an initial velocity x moves with a uniform acceleration y. Plot, velocity-time graph., en alongside is the velocity-time graph for a moving body :, ) Velocity of the body at point C., (i) Acceleration acting on the body between A and B., (iii) Acceleration acting on the body between B and C., A body is moving uniformly in a straight line with a velocity, 5 m/s. Find graphically the distance covered by it in 5, , , , , , , , , , , , , , , , , speed-time graph of an ascending passenger lift is given O° 1) 2a Semi l’s 10, a longside. Time (in hrs) —, , What is the acceleration of the lift :, , i) during the first two seconds ?, , (i) between second and tenth second ?, (iii) during the last two seconds ?, , car is moving on a straight road with uniform, leration. The speed of the car varies with time as, , , , , , fa, , , , , , , , Speed, v (m/s) —», , Time (s) 2 0 2 4 6 8 10, Speed (m/s) : 4 Cen z, 16 20 24, Draw the speed-time graph by choosing a convenient, scale. From this graph :, , (@) Calculate the acceleration of the car., , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , +0 iz 4 6 8 10 1, Time, t(s) —>, , , , , , 40, (if) Calculate the distance travelled by the car in 10 seconds. $3 r S, The graph given alongside shows how the speed of a car changes € =, with tim &, (i) What is the initial speed of the car? a, ii) What is the maximum speed attained by the car? 3 40., Which part of the graph shows zero acceleration ? a., Which part of the graph shows varying retardation ? p, (2) Find the distance travelled in first 8 hours. O S40 2a GRAS Mee 748 9.10), _ Three speed-time graphs are given below : : Time (in hours) —> Ins, t t $ X3XBF} So, 3 8, a a SASt Wit, a a, Time —> Time —> Time —>, (a) (b) (9