Related Questions

Welded joint is superior to revetted joint in respect of ease of fabrication, weight and strength. Which of the following joints is the most suitable for pipes carrying fluids under high pressure and temperature?
A Flanged joint
B Expansion joint
C Bell and spigot joint
D None of these
A tank is fitted with 8 pipes, some of them that fill the tank and others that are waste pipe meant to those that empty the tank can empty it in 6 hours. If all the pipes are kept open when the tank is full, it will take exactly 6 hours for the tank to empty. How many of these are these are fill pipes?
A 2
B 4
C 6
D 5
A circular flower bed has diameter 4m. The flower bed is increased so that the diameter is now 12m. How many times larger is the new flower bed?
A 9
B 3
C 32
D 8
Lead is poured into the joint between two pipes. These pipes may be made of
A Cast iron
B Vitrified clay
C Asbestos cement
D Concrete
Mr. Ali decided to walk down the escalator of a tube station. He found that if he walks down 26 steps, he requires 30 seconds to reach the bottom. However, if he steps down 34 stairs he would only require 18 seconds to get to the bottom. If the time is measured from the moment the top step begins to descend to the time he steps off the last step at the bottom, find out the height of the stair way in steps?
A 23 steps
B 16 steps
C 46 steps
D 26 steps
As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint is the __________ joint.
A Butt
B Lap
C Welded
D None of these
What action will correct patchy, faint, uneven or intermittent print on a dot matrix printer?
A Replacing the ribbon
B Replacing the timing belt
C Adjusting the paper feed tension
D Adjusting the tractor feed tension
E None of the above
Three pipes can independently fill a water tank in 10,12 and 15 hours. How many hours will it take for all three pipes opened together to fill half of the tank?
A 6
B 5
C 4
D 2
In a riveted joint, when the number of rivets decreases from the inner most row to outer most row, the joint is said to be
A Chain riveted
B Zig-zag riveted
C Diamond riveted
D None of these
When surface of transpiration is submerged under water, then potential evapotranspiration is
A much more than evapotranspiration
B much less than evapotranspiration
C equal to evapotranspiration
D equal to or less than evapotranspi-ration

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