Kinematics-Uniform Circular Motion [HBCSE Olympiads (Homi Bhabha Centre for Science Education) NSEP (Physics)]: Questions 1 - 1 of 1
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Passage
A wheel of a car is made up of two parts (1) the central metal rim, and (2) the rubber tire. The width of the tire and height . The rim overlaps the tire. The total weight of the car is distributed evenly. The tires are inflated with air to a pressure of . The density of the air pressure of and at room temperature equals . The outer diameter of the tire is and that of the rim is 40 cm.
Wheel of a Car Consists of Rim and Rubber Tire
Ignore the thickness of rubber and use the dimensions given here.
Note that the units mentioned above are conventional units used in everyday life.
Question 1 (1 of 1 Based on Passage)
Appeared in Year: 2016
Question
MCQ▾The tires of racing cars are very wide. Their width is nearly three times the above value. This large width is for
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Streamlining and stability | |
| b. | Streamlining and acceleration | |
| c. | Stability and acceleration | |
| d. | Streamlining, stability and acceleration | |