Question

Q.2. Case Study Problems 5M Suppose the boy first runs a distance of 100 metres in 50 seconds in going from his home to the shop in the East direction, and then runs a distance of 100 metres again in 50 seconds in the reverse direction from the shop to reach back home from where he started Home Shop 100 m: 50 s (East) t m S 100 m: 50 s (1) Find the speed of the boy. m (a)1- (b)2(c)(d) none of these (in) Find the Velocity of the boy. (a)1-(6)2-(0)3-(d)0 (iii) A boy is sitting on a merry-go-round which is moving with a constant speed of 10m/s. This means that the boy is : PPH roleh SUPRUESE E igr(c)in accelerated motion(d)moving with uniform velocity (iv) in which of the following cases of motion, the distance moved and the magnitude of displacement are equal ? (a)if the car is moving on straight road(b) if the car is moving on circular road (c)if the pendulum is moving to and fro(d) if a planet is moving around the sun (v) A particle is moving in a circular path of radius r. The displacement after full circle would be : (a) (b)(c)2r(d) 20​

Answer 1

Answer:

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Explanation:

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