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A tire has 3 punctures. The first puncture alone could expel the air of that tire in 7 minutes, second alone in 14 minutes and third alone in 28 minutes. If the air exits at a constant rate, then how much time (in minutes) will it take for all the punctures to expel the entire air from the tire?
A circular tire of diameter 42 cm gets detached from a moving bicycle and continue to run freely for 2 minutes 12 seconds before coming to a halt. If the tire completed 25 full rotations before halting, at what speed was the tire running? [Use π = 22/7]
In the following question below are given some statements followed by some conclusions base on those statements. Taking the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusion logically follows the given statements. Statements: I. No cycle is handle. II. Some handle are tyre. Conclusions: I. No tyre is cycle. II. Some tyre are handle. III. Some cycle are handle.
A car tyre of volume 0.057 m3 is inflated to 300 kPa at 300 K. After the car is driven for 10 hours, the pressure in the tyre increases to 330 kPa. Assume air is an ideal gas and Cv for air is 21 J/mole.K. The change in the internal energy of air in the tyre in J/mole is
The rated loads of lifting cranes, as percentage of tipping load at specified radius, for crawler-mounted and pneumatic tyre-mounted machines would be respectively
When a bicycle is moving at a speed of 3 km/hr the circular tire completes 500 full rotations in 17 min. 36 sec. When the circular tire gets detached from the moving bicycle and continues to run freely for 2 minutes 56 seconds at a speed of 0.9 km/hr before coming to a halt, then how many full rotations will it complete before coming to halt?
If a tire has diameter of 18 in and rolling radius of 6 in then, what will be the approximate value of stroke of the tire?
Consider two shafts connected with two gears as per the following options: 1. One on each shaft 2. Through an intermediate gear mounted on an intermediate shaft, and every shaft having one gear only 3. Through an intermediate gear mounted on an intermediate shaft, with the intermediate shaft having two gears, whereas the other shafts have one gear each Which of the above represent(s) a simple gear train?
All persons employed to operate HEMM shall be trained and their competency shall be examined by a Board, who shall be appointed as Observer of the Board as per statute?
In comparison with a radial tyre, one advantage of a bias ply tyre is