How the counter current mechanism takes place? -Biology

How the counter current mechanism takes place? -Biology
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Addition polymerisation takes place either by a free radical mechanism or ionic mechanism depending on the reagents used. Free radical polymerisation is catalyzed by __________, which decompose to give free radicals. (A) Organic peroxides (B) Sulphuric acid (C) Hydrofluoric acid (D) None of these

Description : Addition polymerisation takes place either by a free radical mechanism or ionic mechanism depending on the reagents used. Free radical polymerisation is catalyzed by __________, which decompose to give free radicals. (A) Organic peroxides (B) Sulphuric acid (C) Hydrofluoric acid (D) None of these

Last Answer : (A) Organic peroxides

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1. Which is used extensively for genetic engineering in plant? 2. The Centre-State financial distribution takes place on the recommendation by which ministry? 3. At the time of short-circuit, what will be the current in the circuit? 4. Which country is the biggest producer of mango? 5. What was the capital of Kakatiya dynasty?

Description : 1. Which is used extensively for genetic engineering in plant? 2. The Centre-State financial distribution takes place on the recommendation by which ministry? 3. At the time of short-circuit, what ... first in producing teak? 20. By whom was the agitation against the partition of Bengal led?

Last Answer : Answer : 1 1. Agrobacterium tumefaciens 2. Finance Minister 3. Increases heavily 4. India 5. Warangal 6. Bentham 7. September 8 8. RNA 9. Eyre 10. M. G. Ranade 11. Attorney General 12. ... Mission 16. October 8 17. Salinity 18. Government of India Act, 1935 19. Thailand 20. Surendranath Banerjee

What is counter current immuno electrophoresis ?

Description : What is counter current immuno electrophoresis ?

Last Answer : This technique involves the simultaneous electrophoresis of antigen and antibody in the gel in the opposite direction resulting in precipitation of point where there is optimum concentration of antigen- ... 30 minutes and is 10 times more sensitive than the standard double diffusion technique.

The eastward continuation of the Brazil current is called: (1) South Atlantic drift (2) Counter Equatorial drift (3) West Atlantic drift (4) North Atlantic drift

Description : The eastward continuation of the Brazil current is called: (1) South Atlantic drift (2) Counter Equatorial drift (3) West Atlantic drift (4) North Atlantic drift

Last Answer : (1) South Atlantic drift Explanation: The eastward continuation of the Brazil Current is called the South Atlantic Drift. It is also known as the West Wind Drift because it forms at 40° South latitude due to the impact of the Westerlies. The eastward movement is due to the Earth's rotation.

Which of the following statements describes what will occur if the motor shown in the illustration is required to carry 150% of full load? EL-0056 A. The primary counter emf will be increased. B. The stator current will increase. C. The slip will decrease. D. The slip value, stator current curve, and torque curve will all coincide.

Description : Which of the following statements describes what will occur if the motor shown in the illustration is required to carry 150% of full load? EL-0056 A. The primary counter emf will be increased. B. ... slip will decrease. D. The slip value, stator current curve, and torque curve will all coincide.

Last Answer : Answer: B

An increase in the amount of current flow through the armature of a shunt motor is the final result of a/an _____________. A. increase in the load on the motor B. decrease in the load on the motor C. increase in counter EMF D. decrease in armature torque

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Last Answer : Answer: A

What is the function of the interpoles installed in DC motors? A. To provide greater torque by strengthening the main field. B. To provide sparkless commutation without having to shift the brushes. C. To limit the production of counter-electromotive force. D. To limit the starting surge current.

Description : What is the function of the interpoles installed in DC motors? A. To provide greater torque by strengthening the main field. B. To provide sparkless commutation without having to shift the brushes. C. To limit the production of counter-electromotive force. D. To limit the starting surge current.

Last Answer : Answer: B

The ratio of the effective value of the counter EMF in volts, to the effective value of the current in amperes is called _____________. A. impedance factor B. capacitive reactance C. inductive reactance D. root mean square

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Last Answer : Answer: C

Which of the following best describes a dip-meter? A. An SWR meter B. A counter C. A variable LC oscillator with metered feedback current D. A field strength meter

Description : Which of the following best describes a dip-meter? A. An SWR meter B. A counter C. A variable LC oscillator with metered feedback current D. A field strength meter

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Best described a dip-meter. A. A variable LC oscillator with metered feedback current B. An SWR meter C. A counter D. A field strength meter

Description : Best described a dip-meter. A. A variable LC oscillator with metered feedback current B. An SWR meter C. A counter D. A field strength meter

Last Answer : A. A variable LC oscillator with metered feedback current

In a counter-current extractor, as the axial mixing increases, the extraction efficiency (A) Increases (B) Decreases (C) Remains unchanged (D) Depends on the pressure of the system

Description : In a counter-current extractor, as the axial mixing increases, the extraction efficiency (A) Increases (B) Decreases (C) Remains unchanged (D) Depends on the pressure of the system

Last Answer : (B) Decreases

In a counter-current liquid extractor (A) Both liquids flow at fixed rate (B) Both liquids can have any desired flow rate (C) Only one of the liquids may be pumped at any desired rate (D) Liquid’s flow rate depends upon the temperature and pressure

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Last Answer : (C) Only one of the liquids may be pumped at any desired rate

The 'shanks system' of leaching (i.e., counter-current multiple contact leaching) is used for (A) Recovery of tannis from the tree barks and woods (B) Leaching sodium nitrate from Chilean nitrate bearing rock (C) Both (A) and (B) (D) Neither (A) nor (B)

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Last Answer : (C) Both (A) and (B)

Bollman extractor (A) Is a static bed leaching equipment (B) Is used for extraction of oil from oilseed (C) Is a centrifugal extractor (D) Employs only counter-current extraction

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For stripping of a gas in a counter current stripper, the operating line (A) Lies above the equilibrium curve (B) Lies below the equilibrium curve (C) Can lie above or below the equilibrium curve (D) Is always parallel to the equilibrium curve

Description : For stripping of a gas in a counter current stripper, the operating line (A) Lies above the equilibrium curve (B) Lies below the equilibrium curve (C) Can lie above or below the equilibrium curve (D) Is always parallel to the equilibrium curve

Last Answer : (C) Can lie above or below the equilibrium curve

With increase in the liquid flow rate at a fixed gas velocity in a randomly packed counter current gas-liquid absorption column, the gas pressure drop (A) Decreases (B) Remains unchanged (C) Increases (D) Decreases exponentially

Description : With increase in the liquid flow rate at a fixed gas velocity in a randomly packed counter current gas-liquid absorption column, the gas pressure drop (A) Decreases (B) Remains unchanged (C) Increases (D) Decreases exponentially

Last Answer : (C) Increases

As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages (A) Increase (B) Decrease (C) Remain unchanged

Description :  As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages (A) Increase (B) Decrease (C) Remain unchanged

Last Answer : (B) Decrease

A nuclear reactor is a device used to carry out controlled nuclear reaction whereas GM counter is a device used to detect? A. Current B. Voltage C. Nuclear Radiation (Answer) D. power E. None of these

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Last Answer : C. Nuclear Radiation (Answer)

Hot water (0.01 m3 /min) enters the tube side of a counter current shell and tube heat exchanger at 80°C and leaves at 50°C. Cold oil (0.05 m3 /min) of density 800 kg/m3 and specific heat of 2 kJ/kg.K enters at 20°C. The log mean temperature difference in °C is approximately (A) 32 (B) 37 (C) 45 (D) 50

Description : Hot water (0.01 m3 /min) enters the tube side of a counter current shell and tube heat exchanger at 80°C and leaves at 50°C. Cold oil (0.05 m3 /min) of density 800 kg/m3 and specific heat of ... mean temperature difference in °C is approximately (A) 32 (B) 37 (C) 45 (D) 50

Last Answer : (A) 32

Radiator of an automobile engine is a __________ type of heat exchanger. (A) Co-current (B) Cross-current (C) Counter-current (D) Direct contact

Description : Radiator of an automobile engine is a __________ type of heat exchanger. (A) Co-current (B) Cross-current (C) Counter-current (D) Direct contact

Last Answer : (D) Direct contact

Maximum heat transfer rate is achieved in __________ flow. (A) Co-current (B) Counter-current (C) Turbulent (D) Laminar

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Last Answer : (C) Turbulen

Wet chlorine gas produced during electrolysis of brine is dehydrated by (A) Spraying 66° Be H2SO4 counter current to the flow of the gas (B) Passing it through a bed of diatomaceous earth (C) Passing it through a bed of silica gel (D) None of these

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Last Answer : (A) Spraying 66° Be H2SO4 counter current to the flow of the gas

Recuperated will be more efficient if the flow path of hot and cold fluids is in: a) Co-current mode b) Counter current mode c) Cross current mode d) Cone of the above

Description : Recuperated will be more efficient if the flow path of hot and cold fluids is in: a) Co-current mode b) Counter current mode c) Cross current mode d) Cone of the above

Last Answer : Counter current mode

The eastward continuation of the Brazil current is called: (1) South Atlantic drift (2) Counter Equatorial drift (3) West Atlantic drift (4) North Atlantic drift

Description : The eastward continuation of the Brazil current is called: (1) South Atlantic drift (2) Counter Equatorial drift (3) West Atlantic drift (4) North Atlantic drift

Last Answer : South Atlantic drift 

A Project control system: 1. Monitors and controls the project's schedule, costs, scope, budgets etc 2. Is a mechanism which reacts to the current project status in order to endure accomplishment of project objectives 3. Is only needed on large mega projects 4. Is a system for controlling and executing project documentation in an uniform and timely manner

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Last Answer : 1. Monitors and controls the project's schedule, costs, scope, budgets etc

How do you counter the argument that capitalism is a system whereby the individual is incentivized to place personal gain above the public interest?

Description : How do you counter the argument that capitalism is a system whereby the individual is incentivized to place personal gain above the public interest?

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Which types of mechanism take place in sec-halides, `(CH_(3))_(2)CH-X`?

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A mechanism of self pollination in which flowers open but only after pollination has take place

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In Langmuir treatment of adsorption, (A) Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule (B) Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site (C) All the adsorption does not take place by the same mechanism (D) Extent of adsorption is more than one complete monomolecular layer on the surface

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Last Answer : (B) Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site