Home
Class 14
MATHS
A tap having diameter 'd' cam empty a ta...

A tap having diameter 'd' cam empty a tank in 40 min . How long another tap having diameter '2d' take to empty the same tank ?

A

5 min

B

20 min

C

10 min

D

40 min

Text Solution

Verified by Experts

The correct Answer is:
C
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • PIPES AND CISTERNS

    ARIHANT SSC|Exercise EXERCISE BASE LEVEL QUESTION|26 Videos

  • PIE CHART

    ARIHANT SSC|Exercise Exercise Higher Skill Level Questions|15 Videos

  • PRACTICE SET

    ARIHANT SSC|Exercise PRACTICE SET-5|50 Videos

Similar Questions

Explore conceptually related problems

There are three inlet taps in a water tank whose diameters are 2 cm, 3 cm and 5 cm respectively.The ratio of the water flowing through them is equal to the ratio of the square of their diameters. The inlet tap of least diameter fill the empty water tank alone in 10 minutes. Find the time taken to fill the empty tank when all the three inlet taps are open together.

7 taps of the same size fill a tank in 1 hour 36 minutes. How long will 8 taps of the same size take to fill the tank?

Knowledge Check

  • A tap can fill an empty tank in 48 min whereas another tap can empty the full tank in 2 h. If both the taps are opened at 11:40 a.m., then when will the empty tank be filled?

    A
    12:40 p.m.
    B
    1:30 p.m.
    C
    1:00 p.m.
    D
    1:20 p.m.

  • A tap can fill an empty tank in 48 minutes whereas another tap can empty the full tank in 2 hours. If both the taps are opened at 11:40 a.m., when will the empty tank be filled ?

    A
    `12:40` p.m.
    B
    `1:30` p.m.
    C
    `1:00` p.m.
    D
    `1:20` p.m.

  • Tap 'A' can fill a water tank in 25 minutes , tap 'B' can fill the same tank in 40 minutes and tap 'C' can empty that tank in 30 minutes. If all the three taps are opened together , in how many minutes will the tank the completely filled up or emptied ?

    A
    3
    B
    9
    C
    12
    D
    none of these

    • Similar Questions

    Explore conceptually related problems

    Tap A can fill a water tank in 12 min, tap B will fill the same tank in 10 min and tap C can empty the tank in 6 min. If all the three taps are opened together, in how many minutes will the tank be completely filled up or emptied ?

    Tap K can fill a tank in 8 hours and tap L can fill the same tank in 20 hours. In how many hours both tap K and L together can fill the same tank?

    A, B and C are three taps in a tank. Taps A and B can fill the tank independently in 20 min and 40 min, respectively. Tap C can empty the tank in 60 min. If all the three taps are opened together, how long will they take to fill the tank?

    A, B and C are three taps in a tank. Taps A and B can fill the tank independently in 20 min and 40 min, respectively. Tap C can empty the tank in 60 min. If all the three taps are opened together, how long will they take to fill the tank?

    A tap can fill an empty tank in 12 h and a leakage can empty the tank in 20 h. If tap and leakage both work together, then how long will it take to fill the tank?

    Home
    Profile