Download Pipes and Cisterns Questions & Answers PDF for RRB JE exam.\u00a0RRB JE Questions based on asked questions on pipes and cisterns from previous exam papers, very important for the Railway JE exam.<\/p>\n
Download Pipes and Cisterns Questions for RRB JE<\/a><\/p>\n\n Download RRB JE Previous Papers PDF<\/a><\/p>\n Question 1:\u00a0<\/b>A pipe of diameter \u2018d\u2019 can drain a certain water tank in 40 minutes. The time taken by a pipe of diameter \u20182d\u2019 for doing the same job is :<\/p>\n a)\u00a050 Min<\/p>\n b)\u00a010 Min<\/p>\n c)\u00a020 Min<\/p>\n d)\u00a080 Min<\/p>\n Question 2:\u00a0<\/b>A pipe can fill a tank in 15 hours. Another pipe can empty the tank in 20 hours. If both the taps are opened, how long will it take for a half-full tank to become full?<\/p>\n a)\u00a045 hours<\/p>\n b)\u00a024 hours<\/p>\n c)\u00a030 hours<\/p>\n d)\u00a036 hours<\/p>\n Question 3:\u00a0<\/b>Pipe A fills up a tank in 20 hr and a hole empty the tank in 30 hr, if both of them working together then how long will it take to fill up the tank?<\/p>\n a)\u00a030\u00a0hr<\/p>\n b)\u00a040 hr<\/p>\n c)\u00a060\u00a0hr<\/p>\n d)\u00a080\u00a0hr<\/p>\n Question 4:\u00a0<\/b>The inlet to a tank can fill it in 4 hours while the outlet to the tank can empty it in 5 hours Both the pipes were opened at 9 Am but after sometime the outlet was closed and it is observed that the tank was full at 5 PM. At what time was the outlet closed ?<\/p>\n a)\u00a01 PM<\/p>\n b)\u00a02 PM<\/p>\n c)\u00a03 PM<\/p>\n d)\u00a04 PM<\/p>\n Question 5:\u00a0<\/b>A pipe fills a tank in 120 minutes and another drill empties it in 180 minutes. If both of them are working together than how long will it take to fill the pipe?<\/p>\n a)\u00a0320 min.<\/p>\n b)\u00a0340 min.<\/p>\n c)\u00a0350 min<\/p>\n d)\u00a0360 min<\/p>\n FREE RRB JE YOUTUBE VIDEOS<\/a><\/p>\n 18000+ Questions – Free SSC Study Material<\/a><\/p>\n\n Question 6:\u00a0<\/b>A pipe can fill a tank in 6 hours and an outlet to the tank can fill it in 8 hours. If Both the valves were opened at 8:00 am in the morning but after sometime outlet valve was closed. It is seen that tank was full at 5:00 pm. At what time was outlet valve closed?<\/p>\n a)\u00a01:00 pm<\/p>\n b)\u00a02:00 pm<\/p>\n c)\u00a011:00 am<\/p>\n d)\u00a012:00 pm<\/p>\n Question 7:\u00a0<\/b>Pipe A takes 4 hours to fill a tank. Pipe B takes 6 hours to empty the same tank when full. If both the pipes are opened at the same time when the tank is empty, how many hours will it take for the tank to fill?<\/p>\n a)\u00a010<\/p>\n b)\u00a08<\/p>\n c)\u00a012<\/p>\n d)\u00a015<\/p>\n Question 8:\u00a0<\/b>A pipe can fill a tank in 12 hours. By mistake another pipe that empties the tank is left open and the tank is filled in 16 hours. If the tank is fill, how much time will the second pipe take to empty it?<\/p>\n a)\u00a048 minutes<\/p>\n b)\u00a048 days<\/p>\n c)\u00a02.01 days<\/p>\n d)\u00a048 hours<\/p>\n Question 9:\u00a0<\/b>Pipe A is an inlet pipe that can fill an empty cistern in 8.7 hours. Pipe B can drain a filled cistern in 5.8 hours. When the cistern was filled the two pipes are opened one at a time for an hour each, starting with Pipe B. How long will it take for the cistern to be empty?<\/p>\n a)\u00a032 hours 16 minutes<\/p>\n b)\u00a030 hours 48 minutes<\/p>\n c)\u00a032 hours<\/p>\n d)\u00a031 hours<\/p>\n Question 10:\u00a0<\/b>Inlet Pipe A can fill a cistern in 35 hours while outlet Pipe B can drain the filled cistern in 40 hours. The two pipes are opened together when the cistern is empty, but the outlet pipe is closed when the cistern is three-fifths full. How many hours did it take in all to fill the cistern?<\/p>\n a)\u00a0185<\/p>\n b)\u00a0182<\/p>\n c)\u00a0184<\/p>\n d)\u00a0180<\/p>\n RRB JE Free Mock Test<\/a><\/p>\n RRB JE Free Mock Test (latest pattern)<\/a><\/p>\n\n Question 11:\u00a0<\/b>Pipes A and B, when working together, can fill an empty tank in 24 hours. They work together for 8 hours and then B is stopped but A continued to work. It took a total of 28 hours to fill the tank. How long would it take A to fill the empty tank alone?<\/p>\n a)\u00a030 hours<\/p>\n b)\u00a029 hours<\/p>\n c)\u00a028 hours<\/p>\n d)\u00a031 hours<\/p>\n Question 12:\u00a0<\/b>Pipe A can fill an empty cistern in 5 hours while Pipe B lakes 6.25 hours to fill it. The two pipes are opened simultaneously when the cistern is empty, but Pipe B is turned off after some time as a result of which the cistern is filled in 3.4 hours. For how many hours was Pipe B open?<\/p>\n a)\u00a01.5<\/p>\n b)\u00a01<\/p>\n c)\u00a02<\/p>\n d)\u00a02.5<\/p>\n Question 13:\u00a0<\/b>Pipe C and D alone can fill a tank in 4 and 5 hours, respectively. If pipe C is closed after 3 hours and at the same time pipe D is opened. in how many hours will the tank get filled?<\/p>\n a)\u00a00.8<\/p>\n b)\u00a01.25<\/p>\n c)\u00a01<\/p>\n d)\u00a01.5<\/p>\n Question 14:\u00a0<\/b>Pipe A can fill a tank in 2 hrs and pipe B can empty the tank in 2.5 hrs, then find the time in which the tank would be filled if both pipes are opened at the same time ?<\/p>\n a)\u00a010 hrs<\/p>\n b)\u00a012 hrs<\/p>\n c)\u00a08 hrs<\/p>\n d)\u00a06 hrs<\/p>\n Question 15:\u00a0<\/b>Two pipes P and Q can empty a tank in 15 minutes and 30 mins respectively, then find the time taken to empty half the tank if both are opened at the same time ?<\/p>\n a)\u00a010 min<\/p>\n b)\u00a08 min<\/p>\n c)\u00a06 min<\/p>\n d)\u00a05 min<\/p>\n Daily Free Online Tests for RRB Exams<\/a><\/p>\n Download RRB GK Material PDF<\/a><\/p>\n\n Question 16:\u00a0<\/b>Two pipes A and B can fill a tank in 4 hrs and 8 hrs respectively. Both the pipes are opened simultaneously, find the time needed to fill the tank?<\/p>\n a)\u00a0$3\\frac{1}{3}$ hrs<\/p>\n b)\u00a0$3\\frac{2}{3}$ hrs<\/p>\n c)\u00a0$2\\frac{2}{3}$ hrs<\/p>\n d)\u00a0$2\\frac{1}{3}$ hrs<\/p>\n Question 17:\u00a0<\/b>Pipe A can fill a tank in 2 hrs, Pipe B can fill the same tank in 3 hrs, In how many hours both pipes together can fill the tank ?<\/p>\n a)\u00a0$1\\frac{2}{5}$<\/p>\n b)\u00a0$1\\frac{1}{5}$<\/p>\n c)\u00a0$1\\frac{3}{5}$<\/p>\n d)\u00a0$1\\frac{4}{5}$<\/p>\n Question 18:\u00a0<\/b>Pipe A can fill a tank in 4 hrs whereas pipe B can empty the tank in 10 hrs, Find the total time in which tank will be filled if both pipes are opened ?<\/p>\n a)\u00a05hrs 45mins<\/p>\n b)\u00a05hrs 40mins<\/p>\n c)\u00a06hrs 45mins<\/p>\n d)\u00a06hrs 40mins<\/p>\n Question 19:\u00a0<\/b>One of the two inlet pipes works twice as efficiently as the other. The two, working alongside a drain pipe that can empty a cistern all by itself in 12 hours, can fill the empty cistern in 12 hours. How many hours will the less efficient inlet pipe take to fill the empty cistern by itself?<\/p>\n a)\u00a09<\/p>\n b)\u00a015<\/p>\n c)\u00a012<\/p>\n d)\u00a018<\/p>\n Question 20:\u00a0<\/b>Pipe A is an inlet pipe that can fill an empty cistern in 69 hours. Pipe B can drain the filled cistern in 46 hours. When the cistern was filled the two pipes are opened one at a time for an hour each, starting with Pipe B. how long will it take for the cistern to be empty?<\/p>\n a)\u00a011 days 10 hours<\/p>\n b)\u00a011 days 7 hours<\/p>\n c)\u00a011 days 12 hours<\/p>\n d)\u00a01 days 13 hours<\/p>\n General Science Notes for RRB Exams (PDF)<\/a><\/p>\n\n Question 21:\u00a0<\/b>A water tank is $\\frac{2}{5}$ th full. Inlet A can fill the tank in 12 minutes while an outlet pipe B can empty it in 6 minutes. If both the pipes are open, how long will it take to empty or fill the tank completely?<\/p>\n a)\u00a0It fills in 4.8 min<\/p>\n b)\u00a0It empties in 4.8 min<\/p>\n c)\u00a0It fills in 5.6 min<\/p>\n d)\u00a0It empties in 5.6 min<\/p>\n Question 22:\u00a0<\/b>Pipes A and C can fill an empty cistern in 7 and 10.5 hours, respectively while Pipe B can drain the filled cistern in 5.25 hours. If the three pipes are turned on together when the cistern is empty, how many hours will it take for the cistern to be $\\frac{2}{3}$ full?<\/p>\n a)\u00a0121<\/p>\n b)\u00a012<\/p>\n c)\u00a014<\/p>\n d)\u00a015.75<\/p>\n Question 23:\u00a0<\/b>Pipes A, B and C are attached to an empty cistern. While the first two can fill the cistern in 6.6 and 16.5 hours respectively, the third can drain the cistern, when filled, in 9.9 hours. If all the three pipes are opened simultaneously when the cistern is three-fifths full, how many hours will be needed to fill the cistern?<\/p>\n a)\u00a03.5<\/p>\n b)\u00a04<\/p>\n c)\u00a03.6<\/p>\n d)\u00a03.75<\/p>\n Question 24:\u00a0<\/b>Two pipes A and B can fill an empty cistern in 1.8 and 2.7 hours, respectively. Pipe C can drain the entire cistern in 4.5 hours when no other pipe is in operation. Initially when the cistern was empty Pipe A and Pipe C were turned on. After a few hours Pipe A was turned off and Pipe B was turned on instantly. In all it took 5.5 hours to fill the cistern. For how many hours was Pipe B turned on?<\/p>\n a)\u00a05<\/p>\n b)\u00a04.5<\/p>\n c)\u00a03<\/p>\n d)\u00a02.7<\/p>\n Question 25:\u00a0<\/b>A water tank is filled in 5 hours by three pipes X, Y and Z the pipe Z is thrice as fast as Y and Y is twice as fast as X. How much time will pipe X alone take to fill the water tank?<\/p>\n a)\u00a060 hrs<\/p>\n b)\u00a045 hrs<\/p>\n c)\u00a040 hrs<\/p>\n d)\u00a035 hrs<\/p>\n