Related Questions

What lies half sunk in the sand in Shelley's Ozymandias
In the poem 'Ozymandias' who calls Ozymandias 'king of kings'?
Assertion A: Slow sand filters are more efficient in removal of bacteria than rapid sand filters.
Reason R: The sand used in slow sand filters is finer than that in rapid sand filters
Select your answer based on the coding system given below:
Cleaning is done by
(i) Scraping and removal in filters slow sand
(ii) Back washing in slow sand filters
(iii) Scraping and removal in filters rapid sand
(iv) Back washing in rapid sand filters
The correct answer is
A man sells chocolates which are in the boxes. Only either full box or half a box of chocolates can be purchased from him. A customer comes and buys half the number of boxes which the seller had plus half box more. A second customer comes and purchases half the remaining number of boxes plus half a box. After this the seller is left with no chocolate boxes. How many chocolate boxes the seller had initially?
The steel pile which is generally sunk in soft clay or loose sand of low bearing capacity, is
The expected discharge to be obtained from an open well sunk in coarse sand is 0.0059 cumec. If the working depression head of the well is 3 m, the minimum diameter of the well, is
Which of the following statements is/are correct?
1. West Bengal comprises of six agro-climatic zones.
2. Birbhum lies in Vindhyan old flood plain.
3. Hooghly lies in Vindhyan old flood plain.
4. Purulia lies in undulating lateritic zone.
Statement: When a beetle moves along the sand within a few tens of centimetres of a sand scorpion, the scorpion immediately turns towards the beetle and dashes towards it. Reason: When a beetle disturbs the sand, it sends pulses is longitudinal, while the other set in transverse.
Consider the following statement regarding the depth of sand of the rapid gravity filter? i. It should be checked against breakage of floc ii. The sand depth should lie between 100-200cm iii. The floc should be attached through the sand bed Which of the above statement is/are correct?