Littoral drift (A) Is the raised line of sand, parallel to the sea coast (B) Is the slow movement of surface water at sea caused by the wind (C) Is a current parallel to the shore, caused due to tangential component of the wind (D) Is a current perpendicular to the shore line caused due to wind

Littoral drift
(A) Is the raised line of sand, parallel to the sea coast
(B) Is the slow movement of surface water at sea caused by the wind
(C) Is a current parallel to the shore, caused due to tangential component of the wind
(D) Is a current perpendicular to the shore line caused due to wind
by

1 Answer

Answer :

(C) Is a current parallel to the shore, caused due to tangential component of the wind
by

Related questions

At a place the shore line is along North West-South East. The wind is blowing from the north. The littoral drift will be along (A) South east (B) South (C) South west (D) North wes

Description : At a place the shore line is along North West-South East. The wind is blowing from the north. The littoral drift will be along (A) South east (B) South (C) South west (D) North west

Last Answer : (A) South east

Pick up the incorrect statement from the following: (A) As a wave of sea water approaches the coast line, it is generally accompanied by a drift of water in the direction of wave advance (B) The on-shore wind helps to produce wave action as well as rise of M.S.L. (C) A falling hydraulic gradient occurs in the direction of the wave (D) The wave while receding carries finer particles out to deep water

Description : Pick up the incorrect statement from the following: (A) As a wave of sea water approaches the coast line, it is generally accompanied by a drift of water in the direction of wave advance (B) ... in the direction of the wave (D) The wave while receding carries finer particles out to deep water

Last Answer : (C) A falling hydraulic gradient occurs in the direction of the wave

Which of the following structures protects the shore by trapping of littoral drift? (A) Groynes (B) Sea walls (C) Revetments (D) Moles

Description : Which of the following structures protects the shore by trapping of littoral drift? (A) Groynes (B) Sea walls (C) Revetments (D) Moles

Last Answer : (A) Groynes

Question No. 51 A low wall built out into the sea more or less perpendicular to the coast line, to resist the travel of sand and shingle along a beach, is called (A) Break water (B) Break wall (C) Groins (D) Shore wall

Description : Question No. 51 A low wall built out into the sea more or less perpendicular to the coast line, to resist the travel of sand and shingle along a beach, is called (A) Break water (B) Break wall (C) Groins (D) Shore wall

Last Answer : (C) Groins

Pick up the correct statement from the following: (A) The direction of the littoral drift depends upon the direction of the wave with respect to the coastline (B) The direction of a river opening to the sea determines the direction of no littoral drift (C) Harbour in the path of littoral drift is not constructed to avoid a build up of sand on one side and erosion on the other (D) all of the above

Description : Pick up the correct statement from the following: (A) The direction of the littoral drift depends upon the direction of the wave with respect to the coastline (B) The direction of a river opening to the sea ... avoid a build up of sand on one side and erosion on the other (D) all of the above

Last Answer : (D) all of the above

Location of soundings by two angles from the shore requires establishing (A) One range line parallel to shore (B) One range line perpendicular to shore (C) Two range lines mutually perpendicular (D) No range line

Description : Location of soundings by two angles from the shore requires establishing (A) One range line parallel to shore (B) One range line perpendicular to shore (C) Two range lines mutually perpendicular (D) No range line

Last Answer : (D) No range line

Pick up the correct statement from the following: Method of sawing timber (A) Tangentially to annual rings, is known as tangential method (B) In four quarters such that each board cuts annual rings at angles not less than 45°, is known as quarter sawing method (C) Cut out of quarter logs, parallel to the medullary rays and perpendicular to annual rings, is known as radial sawing (D) All the above

Description : Pick up the correct statement from the following: Method of sawing timber (A) Tangentially to annual rings, is known as tangential method (B) In four quarters such that each board cuts annual rings ... medullary rays and perpendicular to annual rings, is known as radial sawing (D) All the above

Last Answer : Answer: Option D

Surf zone is: (A) The fathom line of 10 m depth (B) The fathom line of 5 m depth (C) The swell of the sea breaking on the shore or reefs (D) The coast line attacked by the waves

Description : Surf zone is: (A) The fathom line of 10 m depth (B) The fathom line of 5 m depth (C) The swell of the sea breaking on the shore or reefs (D) The coast line attacked by the waves

Last Answer : (C) The swell of the sea breaking on the shore or reefs

On the sea shore structures, the water wave impact causes (A) Direct compressive force due to its horizontal component (B) Shear force due to deflected vertical force (C) Compressive force due to collapse of the wave (D) All of the above

Description : On the sea shore structures, the water wave impact causes (A) Direct compressive force due to its horizontal component (B) Shear force due to deflected vertical force (C) Compressive force due to collapse of the wave (D) All of the above

Last Answer : (D) All of the above

Which of the following structures are constructed parallel to shore line to develop a demarcating line between land area and water area? (A) Sea walls, bulk heads and groynes (B) Sea walls, bulk heads and revetments (C) Sea walls, revetments and groynes (D) Bulk heads, revetments and groynes

Description : Which of the following structures are constructed parallel to shore line to develop a demarcating line between land area and water area? (A) Sea walls, bulk heads and groynes (B) Sea walls, bulk heads and revetments (C) Sea walls, revetments and groynes (D) Bulk heads, revetments and groynes

Last Answer : (B) Sea walls, bulk heads and revetments

Due to the impact of water wave on a sea shore structure (A) Hydrostatic pressure coupled with a strong momentary impact is caused (B) Vibrations are subjected (C) Internal pressure is developed (D) All of the above

Description : Due to the impact of water wave on a sea shore structure (A) Hydrostatic pressure coupled with a strong momentary impact is caused (B) Vibrations are subjected (C) Internal pressure is developed (D) All of the above

Last Answer : (D) All of the above

Pick up the correct statement from the following: (A) Sand obtained from pits, is washed to remove clay and silt (B) Sand obtained from flooded pits, need not be washed before use (C) The chloride in sea shore sand and shingle may cause corrosion of reinforcement if the concrete is porous (D) All the above

Description : Pick up the correct statement from the following: (A) Sand obtained from pits, is washed to remove clay and silt (B) Sand obtained from flooded pits, need not be washed before use (C) The ... shore sand and shingle may cause corrosion of reinforcement if the concrete is porous (D) All the above

Last Answer : Answer: Option D

Which one of the following land marks on the coast line must be depicted on hydrographic maps? (A) Shore line (B) Light houses (C) Church spires (D) All the above

Description : Which one of the following land marks on the coast line must be depicted on hydrographic maps? (A) Shore line (B) Light houses (C) Church spires (D) All the above

Last Answer : (D) All the above

Pick up the correct statement from the following: (A) The regular periodic rise and fall of the surface of the sea, is called tide (B) The average difference in water level between high tide and low tide at a place, is called tidal range (C) The movement of water caused by the action of tide, is called a tidal current (D) all of the above

Description : Pick up the correct statement from the following: (A) The regular periodic rise and fall of the surface of the sea, is called tide (B) The average difference in water level between high tide and low tide ... of water caused by the action of tide, is called a tidal current (D) all of the above

Last Answer : (D) all of the above

What is a ridge of sand that runs parallel to the shore called?

Description : What is a ridge of sand that runs parallel to the shore called?

Last Answer : A 'sand bar'.

What is a ridge of sand that runs parallel to the shore called?

Description : What is a ridge of sand that runs parallel to the shore called?

Last Answer : A 'sand bar'.

The component of acceleration resulting due to unsteady nature of flow is called __________ acceleration. (A) Normal (B) Local (C) Convective (D) Tangential

Description : The component of acceleration resulting due to unsteady nature of flow is called __________ acceleration. (A) Normal (B) Local (C) Convective (D) Tangential

Last Answer : (B) Local

Which one of the following statements is not relevant to hydrographic survey? (A) Establishment of a chain of bench marks near the shore line (B) Establishment of horizontal control points on the shore (C) Determination of the sea bed profile (D) None of these

Description : Which one of the following statements is not relevant to hydrographic survey? (A) Establishment of a chain of bench marks near the shore line (B) Establishment of horizontal control points on the shore (C) Determination of the sea bed profile (D) None of these

Last Answer : (D) None of these

Littoral forests occur (a) on hills (b) along the sea coasts and tidal creeks (c) where the rainfall is heavy (d) at elevated places

Description : Littoral forests occur (a) on hills (b) along the sea coasts and tidal creeks (c) where the rainfall is heavy (d) at elevated places

Last Answer : Ans: (b)

Which of the following formulae is used to calculate tangential stress, when a member is subjected to stress in mutually perpendicular axis and accompanied by a shear stress? a. [(σ x – σ y )/2 ]sin θ – τ cos 2θ b. [(σ x – σ y )/2 ]– τ cos 2θ c. [(σ x – σ y )/2 ]sin θ – τ 2 cos θ d. None of the above

Description : Which of the following formulae is used to calculate tangential stress, when a member is subjected to stress in mutually perpendicular axis and accompanied by a shear stress? a. [(σ x - σ y )/2 ]sin θ - τ cos 2θ b. [(σ x - ... τ cos 2θ c. [(σ x - σ y )/2 ]sin θ - τ 2 cos θ d. None of the above

Last Answer : c. [(σ x – σ y )/2 ]sin θ – τ 2 cos θ

Pick up the correct statement from the following: (A) Bulking of sand is caused due to formation of a thin film of surface moisture (B) Fine sand bulks more than coarse sand (C) The volume of fully saturated sand, is equal to the volume of dry and loose sand (D) All the above

Description : Pick up the correct statement from the following: (A) Bulking of sand is caused due to formation of a thin film of surface moisture (B) Fine sand bulks more than coarse sand (C) The volume of fully saturated sand, is equal to the volume of dry and loose sand (D) All the above

Last Answer : Answer: Option D

Bulking of sand is caused due to (A) Surface moisture (B) Air voids (C) Viscosity (D) Clay contents

Description : Bulking of sand is caused due to (A) Surface moisture (B) Air voids (C) Viscosity (D) Clay contents

Last Answer : Answer: Option A

An equipotential line is __________ to the velocity vector at every point. (A) Normal(B) Parallel(C) Tangential(D) None of these

Description : An equipotential line is __________ to the velocity vector at every point. (A) Normal (B) Parallel (C) Tangential (D) None of these

Last Answer : (A) Normal

Which of the following types of soil is transported by gravitational forces? (A) Loess (B) Talus (C) Drift (D) Dune sand

Description : Which of the following types of soil is transported by gravitational forces? (A) Loess (B) Talus (C) Drift (D) Dune sand

Last Answer : Answer: Option B

Drift' is the material picked up, mixed, disintegrated, transported and redeposited by (A) Wind (B) Gravitational force (C) Glaciated water (D) All the above

Description : Drift' is the material picked up, mixed, disintegrated, transported and redeposited by (A) Wind (B) Gravitational force (C) Glaciated water (D) All the above

Last Answer : (C) Glaciated water

Pick up the incorrect statement from the following: (A) The bottom and top ends of slump mould are parallel to each other (B) The axis of the mould is perpendicular to the end faces (C) The internal surface of the mould is kept clean and free from set cement (D) The mould is in the form of a frustum of hexagonal pyramid

Description : Pick up the incorrect statement from the following: (A) The bottom and top ends of slump mould are parallel to each other (B) The axis of the mould is perpendicular to the end faces (C) The ... clean and free from set cement (D) The mould is in the form of a frustum of hexagonal pyramid

Last Answer : Answer: Option D

In air, the tangential component of flux density is continuous at the boundary. State True/False. a) True b) False

Description : In air, the tangential component of flux density is continuous at the boundary. State True/False. a) True b) False

Last Answer : a) True

The tangential component of the magnetic field intensity is continuous at the boundary of separation of two media. State True/False. a) True b) False

Description : The tangential component of the magnetic field intensity is continuous at the boundary of separation of two media. State True/False. a) True b) False

Last Answer : a) True

Which component of the electric field intensity is always continuous at the boundary? a) Tangential b) Normal c) Horizontal d) Vertical

Description : Which component of the electric field intensity is always continuous at the boundary? a) Tangential b) Normal c) Horizontal d) Vertical

Last Answer : a) Tangential

The tangential component of electric field intensity is always continuous at the interface. State True/False. a) True b) False

Description : The tangential component of electric field intensity is always continuous at the interface. State True/False. a) True b) False

Last Answer : a) True

For a non-zero Ex component and zero Ey component, the polarisation is a) Parallel b) Perpendicular c) Elliptical d) Circular

Description : For a non-zero Ex component and zero Ey component, the polarisation is a) Parallel b) Perpendicular c) Elliptical d) Circular

Last Answer : a) Parallel

For a point charge to feel a net force in a homogeneous magnetic field, which one of the following statements is true? The charge must: w) move parallel to the magnetic lines of flux x) have a component of its motion perpendicular to the lines of flux y) be stationary z) be a positive charge

Description : For a point charge to feel a net force in a homogeneous magnetic field, which one of the following statements is true? The charge must: w) move parallel to the magnetic lines of flux x) have a component of its motion perpendicular to the lines of flux y) be stationary z) be a positive charge

Last Answer : ANSWER: X -- HAVE A COMPONENT OF ITS MOTION PERPENDICULAR TO THE LINES OF FLUX 

Why does the west coast of India receive more rainfall from southwest monsoon than the east coast? (1) Unlike the east coast this coast is straight (2) The Western Ghats obstruct the winds causing rainfall (3) The east coast is broader than the west coast (4) The Eastern Ghats extend parallel to wind direction

Description : Why does the west coast of India receive more rainfall from southwest monsoon than the east coast? (1) Unlike the east coast this coast is straight (2) The Western Ghats obstruct the winds causing ... east coast is broader than the west coast (4) The Eastern Ghats extend parallel to wind direction

Last Answer : (2) The Western Ghats obstruct the winds causing rainfall Explanation: The western side of the Western Ghats rise majestically to over 2500 meters above mean sea level to capture the Arabian sea ... on the western side. Consequently, the eastern side is typically known as the rain shadow region.

Which of the following type of sea walls results in greatest protection of shore structures? (A) Vertical sea wall (B) Sea wall with batter (C) Stepped sea wall (D) Sea wall with concave face

Description : Which of the following type of sea walls results in greatest protection of shore structures? (A) Vertical sea wall (B) Sea wall with batter (C) Stepped sea wall (D) Sea wall with concave face

Last Answer : (D) Sea wall with concave face

The locus of the end point of the resultant of the normal and tangential components of the stress on an inclined plane, is (A) Circle (B) Parabola (C) Ellipse (D) Straight line

Description : The locus of the end point of the resultant of the normal and tangential components of the stress  on an inclined plane, is  (A) Circle  (B) Parabola  (C) Ellipse  (D) Straight line 

Last Answer : (C) Ellipse 

To set out a parallel from a given inaccessible point to a given line AB, the following observations are made: Distance AB and angle PAM = a and angle PBA = b are measured where M is a point on the line BA produced. The perpendicular to the desired parallel line from A and B are: (A) AB/(cot b - cot a) (B) AB/(cos b - cos a) (C) AB/(cot a - cot b) (D) AB/(cot a - cos b)

Description : To set out a parallel from a given inaccessible point to a given line AB, the following observations are made: Distance AB and angle PAM = a and angle PBA = b are measured where M is a point on the line BA produced. The ... cos b - cos a) (C) AB/(cot a - cot b) (D) AB/(cot a - cos b)

Last Answer : (A) AB/(cot b - cot a)

Ports of the Baltic Sea remain open for trade even during winter because - (1) It lies in the tropical belt (2) North Atlantic Drift, a warm ocean current flows in the region. (3) Local winds keep it warm. (4) Western disturbances cause abrupt rise in the temperature.

Description : Ports of the Baltic Sea remain open for trade even during winter because - (1) It lies in the tropical belt (2) North Atlantic Drift, a warm ocean current flows in the region. (3) Local winds keep it warm. (4) Western disturbances cause abrupt rise in the temperature.

Last Answer : (2) North Atlantic Drift, a warm ocean current flows in the region. Explanation: It is due to the North Atlantic Drift which is a warm water ocean current, an extension of the Gulf Stream. This current keep the ports along the coasts warm enough to stay open year around.

Ports of the Baltic Sea remain open for trade even during winter because (1) It lies in the tropical belt. (2) North Atlantic Drift, a warm ocean current flows in the region. (3) Local winds keep it warm. (4) Western disturbances cause abrupt rise in the temperature.

Description : Ports of the Baltic Sea remain open for trade even during winter because (1) It lies in the tropical belt. (2) North Atlantic Drift, a warm ocean current flows in the region. (3) Local winds keep it warm. (4) Western disturbances cause abrupt rise in the temperature.

Last Answer : North Atlantic Drift, a warm ocean current flows in the region.

In translational slides, movement _______ to planes of weakness and occasionally _____to slope. (A) Parallel, parallel (B) Parallel, perpendicular (C) Perpendicular, parallel (D) Perpendicular, perpendicular

Description : In translational slides, movement _______ to planes of weakness and occasionally _____to slope. (A) Parallel, parallel (B) Parallel, perpendicular (C) Perpendicular, parallel (D) Perpendicular, perpendicular

Last Answer : (A) Parallel, parallel 

In a rapid sand filter, air binding is caused due to excessive (A) Negative pressure (B) Pressure (C) Turbidity (D) Water pressure

Description : In a rapid sand filter, air binding is caused due to excessive  (A) Negative pressure  (B) Pressure  (C) Turbidity  (D) Water pressure

Last Answer : (A) Negative pressure

Barrier potential in a P-N junction is caused by (A) Thermally generated electrons and holes. (B) Diffusion of majority carriers across the junction. (C) Migration of minority carriers across the junction. (D) Flow of drift current.

Description : Barrier potential in a P-N junction is caused by (A) Thermally generated electrons and holes. (B) Diffusion of majority carriers across the junction. (C) Migration of minority carriers across the junction. (D) Flow of drift current.

Last Answer : (B) Diffusion of majority carriers across the junction.

India has eight coastal states but more than half the sea salt is made along the Gujarat coast because (a) Gandhiji started the salt movement in Gujarat (b) Low rainfall and relative humidity are ideal for the production of salt through evaporation of sea water (c) Kandla port exports salt (d) The salinity of sea water is very high near the Gujarat coast

Description : India has eight coastal states but more than half the sea salt is made along the Gujarat coast because (a) Gandhiji started the salt movement in Gujarat (b) Low rainfall and relative humidity are ideal ... ) Kandla port exports salt (d) The salinity of sea water is very high near the Gujarat coast

Last Answer : Ans: (b)

One of the following is a possible cause for a slow drift of frequency in a self-exited transmitter oscillator circuits resulting to a poor frequency stability. A. Loose shielding B. Heating of capacitor in the oscillator C. Poor soldered connections D. Faulty capacitor, resistor, tubes or resistors

Description : One of the following is a possible cause for a slow drift of frequency in a self-exited transmitter oscillator circuits resulting to a poor frequency stability. A. Loose shielding B. ... capacitor in the oscillator C. Poor soldered connections D. Faulty capacitor, resistor, tubes or resistors

Last Answer : B. Heating of capacitor in the oscillator

Which of the following is one of the possible causes for a slow drift of frequency in a self exited transmitter oscillator circuits resulting to a poor frequency stability? A. Poor soldered connections B. Power supply voltage changes C. Loose connections in the oscillator, amplifier, or antenna circuits D. DC and RF heating of resistors, causing then to change values.

Description : Which of the following is one of the possible causes for a slow drift of frequency in a self exited transmitter oscillator circuits resulting to a poor frequency stability? A. Poor soldered connections ... , or antenna circuits D. DC and RF heating of resistors, causing then to change values.

Last Answer : D. DC and RF heating of resistors, causing then to change values.

Slow sand filter is used if maximum turbidity of raw water is less than (A) 10 gm/litre (B) 20 gm/litre (C) 30 gm/litre (D) 50 gm/litre

Description : Slow sand filter is used if maximum turbidity of raw water is less than (A) 10 gm/litre (B) 20 gm/litre (C) 30 gm/litre (D) 50 gm/litre

Last Answer : (D) 50 gm/litre

A high velocity of wash water is required for (A) Rapid gravity filter with strainers (B) Rapid gravity filter without strainers (C) Slow sand filter with strainers (D) Slow sand filter without strainers

Description : A high velocity of wash water is required for (A) Rapid gravity filter with strainers (B) Rapid gravity filter without strainers (C) Slow sand filter with strainers (D) Slow sand filter without strainers

Last Answer : (B) Rapid gravity filter without strainers

Efficiency of removing bacterias from raw water by a slow sand filter, is (A) 80% to 81% (B) 85% to 86% (C) 90% to 97% (D) 98% to 99%

Description : Efficiency of removing bacterias from raw water by a slow sand filter, is (A) 80% to 81% (B) 85% to 86% (C) 90% to 97% (D) 98% to 99%

Last Answer : (D) 98% to 99%

Distribution of wash water is provided in (A) Sedimentation tank (B) Slow sand filter (C) Rapid gravity filter (D) All the above

Description : Distribution of wash water is provided in  (A) Sedimentation tank  (B) Slow sand filter  (C) Rapid gravity filter  (D) All the above 

Last Answer : (C) Rapid gravity filter

In slow sand filters, the turbidity of raw water can be removed only up to (A) 60 mg/litre (B) 75 mg/litre (C) 100 gm/litre (D) 150 mg/litre

Description : In slow sand filters, the turbidity of raw water can be removed only up to  (A) 60 mg/litre  (B) 75 mg/litre  (C) 100 gm/litre  (D) 150 mg/litre 

Last Answer : (A) 60 mg/litre