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Drum X is 1/2 full of oil and drum Y, which has twice the capacity of drum X, is 2/3 full of oil. If all of the oil in drum X is poured into drum Y, then drum Y will be filled to what fraction of its capacity?
The safety valve on boiler drum compared to safety valve on superheater is set at
A haulage rope winds on a drum of radius 500 mm, the free end being attached to a truck. The truck has a mass of 500 kg and is initially at rest. The drum is equivalent to a mass of 1250 kg with radius of gyration 450 mm. The rim speed of the drum is 0.75 m/s before the rope tightens. By considering the change in linear momentum of the truck and in the angular momentum of the drum, find the speed of the truck when the motion becomes steady.
In the question below, are given a statement followed by three courses of actions numbered I, II and III. On the basis of the information given, you have to assume everything in the statement to be true, and then decide which of the following suggested courses of actions logically follow(s) for pursuing. Statement: Starting October, all new cars will have pedestrian safety features, including new design of the bonnet, to reduce impact on pedestrians during accidents. Advanced safety features are needed in all vehicles in India as vehicle safety cannot be confined to luxury vehicles only. Around 1.5 lakh people are killed in road accidents every year in the country, nearly 60% of them are pedestrians.  Courses of action: I. The government has set a target to reduce the number of road deaths by half in the next two years. The ministry of road transport and highways has been issuing new safety standards for the automobiles along with eliminating the black spots on national highways.  II. By next month, all new cars will have pedestrian safety feature, including new design of the bonnet, to reduce impact on pedestrians during accidents.  III. Ministry of road transport and Highways is planning to implement all safety features in vehicles with active support of vehicle manufacturers. Electronic stability control (ESC) and autonomous emergency braking (AEB) will be incorporated in new vehicles by 2022.
Consider the following statements regarding 'setting of cement': 1. Low-heat cement sets faster than OPC. 2. Final setting time decides the strength of cement. 3. Initial setting time of Portland PozzoIlona is 30 minutes. 4. Air-induced setting is observed when stored under damp conditions. 5. Addition of gypsum retards the setting time. Which of the above statements are correct?
Which of the following heart valves are mechanical valves? i. Ball Valve ii. Autograft Valve iii. Xenograft Valve iv. Single Leaflet Valve v. Homograft Valve vi. Bi leaflet Valves
The subsurface safety valve is recently tested and the result is good. Personnel can just only shut the well in using a subsurface safety valve without installing a back pressure valve and then remove the x-mas tree.
The ratio of the quantity of petrol in the drum to the diesel is 16 : 81, given after performed three times the act: 4 litres of petrol drawn from a drum full of petrol and is then filled with diesel. Then how much petrol did the drum hold originally?
A milkman wants to empty a large drum fill of milk with one of the four measuring jars of capacities 6, 9, 15 and 18 litres, respectively. He finds that no matter which jar he uses to empty the drum, 4 litres of milk remains to be emptied. What is the least possible volume of the drum if it is a multiple of 7?
3 litres of milk is mixed with 5 litres of water. It was kept in Drum A. 60% of it is drawn and mixed with 2 litres of water and then stored in Drum B. What is the ratio of milk in Drum A and B currently?