- Magnesium & potassium compounds
- Common salt
- Bromine
- Iodine
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Water hammer is caused, when water flowing in a pipe is suddenly brought to rest by closing the valve. The extent of pressure thus produced due to water hammer depends on the?
Answer: Option 4 Let'
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Directions : Each of the following question consists of a statement followed by two arguments I and II. You have to decide which of the arguments is a STRONG arguments and which is a WEAK Argument. Statement : Should the oil companies be allowed to fix the price of petroleum products depending on market conditions Arguments : I. Yes. This is the only way to make the oil companies commercially viable. II. No. This will put additional burden on the retail prices of essential commodities and will cause a lot of hardships to the masses.?
Answer: Option 2 Clearly, oil is an essential commodity and its prices govern the prices of other essential commodities. As such, the interest of the common people must be taken...
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Statement : The meteorological department has issued a notification forecasting less rainfall during next year's monsoon. Courses of Action : I. The government should immediately set up a water authority for proper management of water resources. II. The water supply authorities should be asked to implement reduction in regular water supply to tackle the situation. III. The farmers should be advised to cultivate alternate crops which require less water during the coming months.?
Answer: Option 1 Getting the information well in advance clearly suggests that adequate water be saved for the crisis by proper management and moderate cuts in water supply. Cultivating alternate...
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Direction : Two statements I and II are given. These statement may be either independent causes or may be effects of independent causes or a common cause. One of these statements may be the effect of the other statements. Read both the statements and decide which of the following answer choice correctly depicts the relationship between these two statements. Mark answer : I. There is increase in water level of all the water tanks supplying drinking water to the city during the last fortnight. II. Most of the trains were cancelled last week due to water-logging on the tracks.?
Answer: Option 5 The problems discussed in both the statements are clearly the result of heavy downpour in the area.
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Which of the following is not produced on commercial scale from sea water?
Answer: Option 4 Let'
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Coal mines drainage waste water (acidic in nature) results from the earth's water percolating through the voids created in coal bed during mining. This polluted water which either drains out naturally to water courses or are removed before starting the mining is?
Answer: Option 1 Let'
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Which of the following is not a commercially used feed-stock for the production of ammonia synthesis gas?
Answer: Option 3 Let'
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Styrene which is a monomer for the production of polystyrene, is commercially produced by the?
Answer: Option 1 Let'
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Consider the following statements: I. Suez Canal is an important link between developed countries and developing countries. II. It joins the Mediterranean Sea with the Gulf of Suez III. It is not a sea level canal. Which of the statement given above is/are correct?
Answer: Option 1 Suez Canal is an important link between developed countries and developing countries and it joins the Mediterranean Sea with the Gulf of Suez.
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Statement : Residents from Model Colony coming under North Ward of City X have complained to the Ward Officer that for last three days the tap water in the ward is contaminated and no action is being initiated by municipal staff. Courses of Action : I. The Ward Officer of North Ward should initiate action against residents who have lodged complaints against municipal staff. II. The Ward Officer should ask his junior officer to visit Model Colony to assess the actual condition of water with his staff and to get samples of water tested from laboratories. III. The Ward Officer should ask Ward Engineer to check water installations and pipelines in the Model Colony area.?
Answer: Option 2 The residents complained to the Ward Officer regarding the negligence of duty of his subordinates. So, I does not follow. Also, it is the moral duty of...
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