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Manan and Sharman went to Agra through Yamuna-Expressway. Manan started the car and accelerated, so highly that the car was running at 180 km/h within the 20s. Sharma stopped him from doing so and told him that over speeding on road was a straight invitation to life staking situation. Though Manan wanted the adventure of speeding but he was convinced by Sharman.
(i) Why do you think it is dangerous to drive fast on road?
(ii) Which values of Sharman are worth appreciating?
(iii) Find Manan’s speed in m/s.
(iv) What is the acceleration of car?
(v) What would you suggest to Manan, if you were in that car?
Manoj was travelling by Metro train while Rajnish was travelling by his car towards the same destination. Manoj was surprised to reach much before Rajnish and said, since his motion was uniform, he could reach on time. However, Rajnish said that Manoj’s motion was also not uniform.
(i) Who gave a correct explanation of types of motion?
(ii) How did Manoj reach early?
(iii) Give the characteristic values of Manoj.
Neha and Priya went to market. There was no parking space left. Neha parked the car on road side and came out. Priya, however, was very concerned about traffic rules and said that the car should not be standing in ‘Tow Away Zone’. She made Neha drive to the next parking slot which was a little for from the market area.
(i) Compare and contrast the values of Neha and Priya.
(ii) What type of motion is exhibited by a car moving in the market area?
(iii) Represent a car parked in a parking area graphically on a distance-time graph.