Description : To make a solution for filling radiator one bag of washing soda and 0.5 kg of kerosene oil should be added in water amounting a) 6 kg b) 8 k8 c ) 10 kg d) 12 kg
Last Answer : c ) 10 kg
Description : Under normal operating conditions, the bearings are filled with the proper type of lubricant after every hours of working about a) 6 hours b) 8 hoursc) 10 hours d) 12 hours
Last Answer : c) 10 hours
Description : The solution of radiator should be drained out when the engine has run for a) 10 to 15 minutes b) 15 to 20 minutes c) 20 to 25 minutes d) 25 to 30 minutes
Last Answer : b) 15 to 20 minutes
Description : Four pipes can fill a reservoir in 15, 20, 30 and 60 hours respectively. The first one was opened at 6 AM, second at 7 AM, thir da t 8 AM and the fourth at 9 AM. When will the reservoir be filled ? (A) 11 AM (B) 12 Noon (C) 1 PM (D) 1:30 PM
Last Answer : Answer: C
Description : Under dusty conditions, air cleaner oil is changed after every working hours of a) 6 hours b) 8 hours c) 10 hours d) 12 hours.
Description : t-test is applicable when the numbers of treatments are (A) 2 (B) 6 (C) 8 (D) 12
Last Answer : (A) 2
Description : The boiling temperature of the water in the radiator is raised to abouta) 100°C b) 105°C c) 110° C d) 115° C
Last Answer : c) 110° C
Description : Pipe A can fill a water tank in 8 hours, Pipe B can fill the same tank in 12 hours and Pipe C can empty the tank in 24 hours. If all three pipes are opened together, in how many hours will the tank be completely filled or empty? a) 4.8 hours b) 5 hours c) 5.4 hours d) 6 hours e) 7.2 hours
Last Answer : If all the three pipes are opened together, in one hour they will fill 1/8 + 1/12 – 1/24 = (3+2-1)/24 = 1/6 part of tank. So, to fill it completely it will take 6 hours. Answer is: d)
Description : What precaution should be taken with a vessel's impressed current cathodic protection system after a drydocking period during which the hull has been painted? A. Output currents should be carefully monitored ... slight (10-15%) overcurrent to the anodes should be allowed in order to speed drying.
Description : worker is allowed 60 hours to complete the job on a guaranteed wage of Rs. 10 per hour. Under the Rowan Plan, he gets an hourly wage of Rs. 12 per hour. For the same saving in time, how much he will get under the Halsey Plan? (a) Rs. 720 (b) Rs. 540 (c) Rs. 600 (d) Rs. 900
Last Answer : (b) Rs. 540
Description : What is the field capacity of an Indigenous Plough? [a] 0.4 ha per day of 8 hours [b] 0.6 ha per day of 8 hours [c] 0.8 ha per day of 8 hours [d] 0.2 ha per day of 8 hours
Last Answer : [a] 0.4 ha per day of 8 hours
Description : Consider two water drops at a temperature T. These drops are NOT allowed to exchange energy with their environment. These two drops collide and combine. How does the temperature of these drops change when they combine? Does it: w) decrease x) remain the same y) increase
Last Answer : ANSWER: Y -- INCREASE
Description : In India, which one of the following should be considered the right combination of the age in days and live body weight in kg for a lamb for its weaning ? (A) 20 days to 30 days and 6 kg to 7 kg (B) 45 days to 60 ... (D) 75 days to 90 days and 12 kg to 15 kg (E) 55 days to 70 days and 9 kg to 11 kg
Last Answer : (C) 105 days to 120 days and 18 kg to 21 kg
Description : A tank can be filled by a tap in 6 hours and emptied by an outlet pipe in 8 hours. How long will it take to fill the cistern if both the taps are opened together? 1. 24 hours 2. 22 hours 3. 21 hours 4. 18 hours 5. 20 hours
Last Answer : 1;
Description : Two pipes can fill a dumper in 8 hours and 24 hours .If two pipes are operate simultaneously, In how much time will the dumper be filled ? A) 3 hrs B) 4 hrs C) 8 hrs D) 6 hrs
Last Answer : D (A+B) =1/8 + 1/24 => (3+1)/24 => 4/24 =>1/6 6 hrs to filled the dumper
Description : What is the gain of an antenna over a half-wavelength dipole when it has 6 dB gain over an isotropic radiator? A. 6.0 dB B. 8.1 dB C. 3.9 dB D. 10.0 dB
Last Answer : C. 3.9 dB
Description : For the safety and comfort of factory workers, the sound-intensity level in a certain factory must remain below 85 dB. What is the maximum sound intensity allowed in this factory? A. 3.2 x 10-4 W/m2 B. 3.2 x 10-6 W/m2 C. 3.2 x 10-10 W/m2 D. 3.2 x 10-3 W/m2
Last Answer : A. 3.2 x 10-4 W/m2
Description : A cistern is filled by three faucets with uniform flow. The first two faucets operating simultaneously fill the cistern in the same during which the cistern is filled by the third faucet alone. The second faucet fills the cistern ... by the first faucet is? A) 6 hrs B) 10 hrs C) 15 hrs D) 30 hrs
Last Answer : C Suppose, first faucet alone takes x hours to fill the cistern. Then, second and third faucets will take (x - 5) and (x - 9) hours respectively to fill the cistern. 1/x + 1/(x - 5) = 1/(x - 9) (2x - 5)(x - 9) = x(x - 5) x2 - 18x + 45 = 0 (x- 15)(x - 3) = 0 => x = 15
Description : Pipes P, Q and R which fill the tank together in 12 hours are opened for 2hours after which pipe R was closed. Find the number of hours taken by pipe R to fill the tank if the remaining tank is filled in 14 hours. A) 16 B) 14 C) 20 D) 42
Last Answer : D 1/P + 1/Q + 1/R = 1/12 Now given that first all open for 2hours, then R closed and P+Q completes in 14 hours, so (1/P + 1/Q + 1/R) *2 + (1/P + 1/Q)*14 = 1 Put 1/P + 1/Q = 1/12 – 1/R (1/12 – 1/R + 1/R) *2 + (1/12 – 1/R)*14 = 1 1/6+ 14/12 – 14/R = 1 Solve, R = 42
Description : What is the ideal pH range for Pluses? a. 6.0-8.5 b. 2. 5 to 6 c. 3. 9 to 11 d. 4. 9 t0 12
Last Answer : a. 6.0-8.5
Description : Protein content in cow colostrum(%) a 10 b 12.8 c 14.7 d 16
Last Answer : b 12.8
Description : In which of the following categories of protected area in India are local people not allowed to collect and use the biomass? a. Biosphere Reserves b. Wetland declared under Ramsar Convention c. Wildlife Sanctuaries d. National Parks e. None of the above
Last Answer : d. National Parks
Description : Two pipes A and B can fill a tank in 5 and 6hrs.Pipe C can empty it in 12hrs.If all the 3 pipes are opened together,then the tank will be filled in 1)1(13/17)hrs 2)2(8/11)hours. 3)3(9/17)hrs 4)4(1/2)hrs
Last Answer : 3)3(9/17)hrs Exp:Net part filled in 1hr=>(1/5+1/6-1/12)=17/60 Tank filled in=60/17=3(9/17).
Description : A tank can be filled by an inlet tap at the rate of 8 litres per minute. A leak in the bottom of a tank can empty the full tank in 16 hours. When the tank is full, the inlet is opened and due to ... hours. How many litres does the tank hold? A) 8000 litre B) 9560 litre C) 8525 litre D) 9600 litre
Last Answer : D Part emptied by the leak in 1 hour = 1/16 part filled by (leak & inlet open) in 1 hour = 1/80 Part filled by the inlet tap in 1 hour = 1/16 – 1/80 = 1/20 Inlet tap fills the tank in = 20 hours Inlet tap fills water at the rate of 8 litres a minute. Capacity of tank = 20 * 60 * 8= 9600 litre
Description : How much Cu -64 would remain from 2mg sample after 12 hours?
Last Answer : Feel Free to Answer
Description : CG Co manufactures a single product T. Budgeted production output of product T during June is 200 units. Each unit of product T requires 6 labour hours for completion and CG Co anticipates 20 per cent idle time. Labour is paid at ... for March is (a) Rs 6,720 (b) 8,400 (c) 10,080 (d) 10,500
Last Answer : (d) 10,500
Description : Pump A can fill the empty bunker in 6 hours, but due to a leak in the bottom it is filled in 7.5 hours, if the bunker is full and then Pump A is closed then in how many hours the leak can empty it? a) 30 hours. b) 45 hours. c) 50 hours. d) 35 hours.
Last Answer : A Efficiency of A = 16.666% Effective of leak = 13.333%when there is leakage So, efficiency of leakage =( Efficiency of A- Effective of leak) =16.666%-13.333%= 3.333% It means due to leakage a full bunker will be empty in 30 hours.
Description : A dumper is normally filled in 18 hours but takes 6 hours longer to fill because of a leak in the bottom of the dumper. If the dumper is full the leak will empty it in how many hours? A) 76 hours B) 78 hours C) 72 hours D) 74 hours
Last Answer : C Work done by leak in 1 hr=(1/18-1/24) =>4-3/72 =>1/72 Leak will empty the dumper in 72 hours
Description : A this usual rowing rate, Mohit can travel 12 miles downstream in a certain river in 6 hours less than it takes him to travel the same distance upstream. But if he could double his usual rowing rate for his 24 miles round trip, ... current in miles per hour? A.2.5m/hr B.4 m/hr C.8/3 m/hr D. 5/3m/hr
Last Answer : Answer-C Basic Formula: Speed of the stream = ½ (a-b) km/hr Explanation: Let the speed in still water be x m/hr Speed of stream be y m/hr Then, speed upstream = x-y m/hr and Speed downstream = x+y m/hr 12/x-y - ... 1] 3y^2 = 8 y so, y = 8/3 speed of the current = 8/3 m/hr = 2 (2/3) m/hr
Description : Bryophytes are dependent on water, because (a) water is essential for their vegetative propagation (b) the sperms can easily reach upto egg in the archegonium (c) archegonium has to remain filled with water for fertilization (d) water is essential for fertilization for their homosporous nature.
Last Answer : (b) the sperms can easily reach upto egg in the archegonium
Description : Newton's rings experiment is performed with air gap between lens and plate. Now that gap is filled with water. What will be effect on radius (or diameter)? (a) Radius (or diameter) will remain ... or diameter) will increase (c) Radius (or diameter) will decrease (d) There will be no effect
Last Answer : (c) Radius (or diameter) will decrease
Description : How many glasses will remain empty if you half-fill some of the empty glasses, from the given set of filled glasses?
Last Answer : 10
Description : When water is filled in a bottle and is allowed to freeze, the bottle breaks because _____? A. Water expands on freezing B. Bottle contracts at freezing point C. Temperature outside the bottle is less than that inside the bottle D. None of them
Last Answer : ANSWER: A
Description : When water is filled in a bottle and is allowed to freeze, the bottle breaks because A. Water expands on freezing (Answer) B. Bottle contracts at freezing point C. temperature outside the bottle is less than that inside the bottle. D. None of the above
Last Answer : A. Water expands on freezing (Answer)
Description : How many labourers are required to run a 30 cows milch herd ? (A) 8 (B) 6 (C) 4 (D) 10
Last Answer : (B) 6
Description : Average planting distance (R P) of guava is— (A) 5 m 5 m (B) 6 m 6 m (C) 8 m 8 m (D) 10 m 10 m
Last Answer : (B) 6 m 6 m
Description : Protein content of cereals ranges from (a) 8-12% (b) 12-15% (c) 15-20% (d) 20-25%
Last Answer : (a) 8-12%
Description : My Zionist neighbor with a toilet is harassing, scolding, grunting and fluttering to indicate that he is watching. It squeaks on the radiator. He knocks on a gas pipe. He says he hates Hungarians because he ... . I reported but did not publicly admit to being Jewish. What can I do to leave me alone?
Last Answer : Have you asked me not to do this? It could also be a hit poor. Then you don’t have much chance of improvement.
Description : How many minimum tractor hours per year of 40 H.P. power should be used approximately for purely agricultural use and not for custom service unit to become viable unit ? (A) 500 hrs. (B) 600 hrs. (C) 1000 hrs. (D) 1500 hrs. (E) 2000 hrs.
Last Answer : (C) 1000 hrs.
Description : Approximately how many eggs does a female silkworm lay in 24 hours after the proper copulation with the male moth in India ? (A) 200(B) 1200 (C) 100 (D) 400 (E) None of these
Last Answer : (B) 1200
Description : How much area could be covered for giving one irrigation of 3" depth by a pumpset of one cusec output in the operation of 600 hours, if the water conveyance efficiency is 80 per cent ? (A) 180 acres (B) 320 acres (C) 240 acres (D) 160 acres (E) None of these
Last Answer : (C) 240 acres
Last Answer : (E) 2000 hrs.
Description : If the spark plugs have become found it should be cleaned after working hours of a) 25 hours b) 30 hours c) 40 hours d) 50 hours
Last Answer : d) 50 hours
Description : Engine oil should be changed and replaceable type filters should be changed after even working hours about a) 420 hours b) 320 hours c) 220 hoursd) 120 hours
Last Answer : d) 120 hours
Description : Transmission of oil should be changed after every working hours about a) 550 hours b) 650 hours c) 70 hours d) 850 hours
Last Answer : c) 70 hours
Description : When the engine is operated under average working conditions oil crank case us changed after the operation of about a) 100 hours b) 110 hours c) 115 hours d) 120 hours
Description : Per hectare seed rate of guar is (a) 3 kg (b) 6 kg (c) 9 kg (d)12 kg
Last Answer : (d)12 kg
Description : Diesel tractors are equipped with a more rugged starting motor ofa) 6 or 12 volts b) 12 or 24 volts c) 6 or 24 volts d) 12 or 36 volts
Last Answer : c) 6 or 24 volts
Description : The starting motor used on a powerine tractor may be of a) 6 or 12 volt type b) 12 or 24 volt type c) 16 or 24 volt type d) 6 or 24 volt type
Last Answer : a) 6 or 12 volt type
Description : Detention time for plain sedimentation tank usually ranges from (A) 2 to 4 hours (B) 4 to 8 hours (C) 6 to 10 hours (D) 8 to 12 hours
Last Answer : (B) 4 to 8 hours