- Time
- Useful volume of the tank
- Diameter of the reactor
- None of these
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A tank with capacity T liters is empty. If water flows into the tank from pipe X at the rate of x liters per minute and water is pumped out by Y at the rate of y liters per minute and x > y, then how many minutes will the tank be filled?
Answer: Option 3 Net volume filled in 1 minute = (x - y) liters ∴ The tank will be filled in = $$\frac{{\text{T}}}{{\left( {x - y} \right)}}$$ minutes
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Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The clearance between the tank bottom and the bottom most impeller should be about (where, D = impeller diameter)?
Answer: Option 2 Let'
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Batch files contain a group of MS-DOS commands that are run in successive order. What filename extension identifies batch files?
Answer: Option 2 Let'
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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. The price of vegetables have been increased considerably during this summer. II. There are tremendous increase in the temperature during this summer thereby damaging crops greatly.?
Answer: Option 2 Damage of crops due to high temperature may have resulted in a short supply of vegetables and hence an increase in their prices. Thus, statement II is...
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A tank filled partially with a liquid is subjected to a uniform horizontal acceleration. Which of the following is true for the surface of liquid in the tank?
Answer: Option 1 The liquid surface falls down on the direction of motion and rises up on the back side of the tank.
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Which of the following fixes the volume of a batch reactor for a particular conversion and production rate?
Answer: Option 3 Let'
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Which of the following are true with regard to temperature control of the atmosphere of a given place I. The major temperature contrasts on earth's surface are between land masses and oceans II. During night, the water surface cools more rapidly than the land surface III. Temperature generally decreases with latitude on either side of the equator IV. Temperature rises to a maximum during summer and falls to a minimum during winter?
Answer: Option 1 The following are true with regard to temperature control of the atmosphere of a given place are The major temperature contrasts on earth's surface are between land...
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Total costs in the short-term are classified into fixed costs and variable costs. Which one of the following is a variable cost?
Answer: Option 1 Total costs in the short-term are classified into fixed costs and variable costs. Cost of raw material is a variable cost. Variable costs vary based on the...
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An assumption, which states that there must be linear relationship between independent variable and dependent variable is?
Answer: Option 2 An assumption, which states that there must be linear relationship between independent variable and dependent variable is relevant range of linearity.
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