According to IISS, the particle size of course sand

Description : According to Bond crushing law, the work required to form particle of size 'D' from very large feed is (where (S/V)p and (S/V) f are surface to volume ratio of the product and feed respectively). (A) (S/V)p (B) √(S/V)p (C) (S/V) 2 p (D) (S/V) f

Last Answer : (B) √(S/V)

According to NBSSLUP, Agro Ecological Regions in India are

Description : According to NBSSLUP, Agro Ecological Regions in India are

Last Answer : Ans. 21

According to Planning Commission, Agro Climatic Zones in India are

Description : According to Planning Commission, Agro Climatic Zones in India are

Last Answer : Ans. 15

The technique of reducing the size of replication over a number of blocks at the cost of loosing some informations on same effect

Description : The technique of reducing the size of replication over a number of blocks at the cost of loosing some informations on same effect

Last Answer : Ans. Confounding Design

The test used for comparing two means when sample size is small (up to 30)

Description : The test used for comparing two means when sample size is small (up to 30)

Last Answer : Ans. ‘T’ test

For a group of 10-25, people use flash cards of size

Description : For a group of 10-25, people use flash cards of size

Last Answer : Ans. 10"x12" (25 cm x 30 cm)

Mostly widely used pamphlet size

Description : Mostly widely used pamphlet size

Last Answer : Ans. 12 to 24 pages

The most common size of poster

Description : The most common size of poster

Last Answer : Ans. 50cm x 75cm

The most common pit size for fruit planting

Description : The most common pit size for fruit planting

Last Answer : Ans. 1 m × 1 m × 1 m

The irreversible change in any plant part (s) with respect to size, form, weight, volume etc.

Description : The irreversible change in any plant part (s) with respect to size, form, weight, volume etc.

Last Answer : Ans. Growth

An average size of rain drop

Description : An average size of rain drop

Last Answer : Ans. 2 mm dia

According to Dalton’s atomic theory, which is the smallest particle which can exist independently? -Do You Know?

Description : According to Dalton’s atomic theory, which is the smallest particle which can exist independently? -Do You Know?

Last Answer : According to Dalton's atomic theory, the smallest particle which can exist independently is ATOM

According to special theory of relativity the mass of a particle – (1) increases with increase in velocity with respect to an observer. (2) decreases with increase in velocity. (3) decreases with decrease in velocity. (4) is independent of its velocity.

Description : According to special theory of relativity the mass of a particle – (1) increases with increase in velocity with respect to an observer. (2) decreases with increase in velocity. (3) decreases with decrease in velocity. (4) is independent of its velocity.

Last Answer : (1) increases with increase in velocity with respect to an observer. Explanation: According to the Special Theory of Relativity, the mass of a moving object measures more as its velocity increases until, ... becomes infinite. This is because as an object gains speed, it gains more (kinetic) energy.

According to special theory of relativity the mass of a particle –

Description : According to special theory of relativity the mass of a particle –

Last Answer : Increases with increase in velocity

According to Dalton’s atomic theory, which is the smallest particle which can exist independently?

Description : According to Dalton’s atomic theory, which is the smallest particle which can exist independently?

Last Answer : An atom

According to law of triangle of forces (A) Three forces acting at a point will be in equilibrium (B) Three forces acting at a point can be represented by a triangle, each side being proportional to force (C) If three forces acting upon a particle are represented in magnitude and direction by the sides of a triangle, taken in order, they will be in equilibrium (D) If three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two

Description : According to law of triangle of forces (A) Three forces acting at a point will be in equilibrium (B) Three forces acting at a point can be represented by a triangle, each side ... point are in equilibrium, each force is proportional to the sine of the angle between the other two

Last Answer : (C) If three forces acting upon a particle are represented in magnitude and direction by the sides of a triangle, taken in order, they will be in equilibrium

According to Lami's theorem (A) Three forces acting at a point will be in equilibrium (B) Three forces acting at a point can be represented by a triangle, each side being proportional to force (C) If three forces acting upon a particle are represented in magnitude and direction by the sides of a triangle, taken in order, they will be in equilibrium (D) If three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two

Description : According to Lami's theorem (A) Three forces acting at a point will be in equilibrium (B) Three forces acting at a point can be represented by a triangle, each side being proportional to ... point are in equilibrium, each force is proportional to the sine of the angle between the other two

Last Answer : Answer: Option D

According to special theory of relativity the mass of a particle (1) increases with increase in velocity with respect to an observer. (2) decreases with increase in velocity. (3) decreases with decrease in velocity. (4) is independent of its velocity.

Description : According to special theory of relativity the mass of a particle (1) increases with increase in velocity with respect to an observer. (2) decreases with increase in velocity. (3) decreases with decrease in velocity. (4) is independent of its velocity.

Last Answer : increases with increase in velocity with respect to an observer.

For constructing a terrazzo floor, Pick up the incorrect statement from the following: (A) A base course is prepared as in cement concrete flooring (B) A 32 mm thick layer of cement concrete (1 : 2 : 4) is laid on the base course and the surface is made smooth by trowelling (C) Glass strips are driven into the layer according to the pattern required (D) After final grinding is over, oxalic acid mixed with water is spread over and rubbed hard with soft material

Description : For constructing a terrazzo floor, Pick up the incorrect statement from the following: (A) A base course is prepared as in cement concrete flooring (B) A 32 mm thick layer of cement concrete ... final grinding is over, oxalic acid mixed with water is spread over and rubbed hard with soft material

Last Answer : Answer: Option B

Why does Stoke's Law (sedimentation) not work for measuring sand-size fractions?

Description : Why does Stoke's Law (sedimentation) not work for measuring sand-size fractions?

Last Answer : Your question and details don't exactly jibe: Are you specifically asking about sand or sand-size fractions (which could be nearly anything)? Also, while sand crystals are not typically spherical, ... used up the final dregs of what he eked out Fluid Mechanics & Dynamics class back in school.

Which of the following is the correct order of increasing size of the grains of soil particles? 1. Clay 2. Silt 3. Sand 4. Gravel (a) BCDA (b) ABCD (c) DCBA (d) ADCB

Description : Which of the following is the correct order of increasing size of the grains of soil particles? 1. Clay 2. Silt 3. Sand 4. Gravel (a) BCDA (b) ABCD (c) DCBA (d) ADCB

Last Answer : Ans: (b)

Bucket elevators are not suitable for the vertical lifting of __________ materials. (A) Fine (e.g. - 200 mesh size coal) (B) Sticky (e.g. clay paste) (C) Small lumpy (e.g. grains and sand) (D) Free flowing

Description : Bucket elevators are not suitable for the vertical lifting of __________ materials. (A) Fine (e.g. - 200 mesh size coal) (B) Sticky (e.g. clay paste) (C) Small lumpy (e.g. grains and sand) (D) Free flowing

Last Answer : (B) Sticky (e.g. clay paste

An ideal sand for filters should be (A) Free from dirt and other impurities (B) Uniform in nature and size (C) Hard and resistant (D) All the above

Description : An ideal sand for filters should be (A) Free from dirt and other impurities (B) Uniform in nature and size (C) Hard and resistant (D) All the above

Last Answer : (D) All the above

Rapid gravity filters (A) Were developed by G.W. Fuller (B) Make use of coarser sand with effective size as 0.5 mm (C) Yield as high as 30 times the yield of slow sand filters (D) All the above

Description : Rapid gravity filters (A) Were developed by G.W. Fuller (B) Make use of coarser sand with effective size as 0.5 mm (C) Yield as high as 30 times the yield of slow sand filters (D) All the above

Last Answer : (D) All the above

For a given size of bucket, the ideal output of a dragline will be least in (A) Moist loam (B) Sand and gravel (C) Good common earth (D) Wet sticky clay

Description : For a given size of bucket, the ideal output of a dragline will be least in (A) Moist loam (B) Sand and gravel (C) Good common earth (D) Wet sticky clay

Last Answer : (D) Wet sticky clay

Particles of 0.002 mm size are that of (A) Clay (B) Sand (C) Gravel (D) None of these

Description : Particles of 0.002 mm size are that of (A) Clay (B) Sand (C) Gravel (D) None of these

Last Answer : Answer: Option A

Surface preparation for Metallising the abrasives used for final cleaning is a) Chilled iron grit G.24, as defined in BS : 2451 b) Washed salt free angular silica sand of mesh size 12 to 30 with a minimum of 40% retained on a 20 mesh c) either (a) or (b) * d) d) neither (a) or (b)

Description : Surface preparation for Metallising the abrasives used for final cleaning is a) Chilled iron grit G.24, as defined in BS : 2451 b) Washed salt free angular silica sand of mesh size 12 to 30 with a minimum of 40% retained on a 20 mesh c) either (a) or (b) * d) d) neither (a) or (b)

Last Answer : c) either (a) or (b) *

Assertion :- Filtration of colloidal particles is not possible by filter paper. Reason :- Size of colloidal particle is less than filter paper pores.

Description : Assertion :- Filtration of colloidal particles is not possible by filter paper. Reason :- Size of colloidal particle is less than filter paper pores.

Last Answer : Assertion :- Filtration of colloidal particles is not possible by filter paper. Reason :- Size of ... D. If both Assertion & Reason are False.

How does particle size affect the time it takes to dissolve in water?

Description : How does particle size affect the time it takes to dissolve in water?

Last Answer : The smaller the particle size, the surface area is larger and the dissolution is faster.

What is the smallest particle size that normal vacuum filter will trap?

Description : What is the smallest particle size that normal vacuum filter will trap?

Last Answer : Normal filters will trap dust but may miss microparticles like peices of pollen

The settlement of a particle in sedimentation tank, is affected by A. Velocity of flow B. Viscosity of water C. Size and shape of solid D. All the above

Description : The settlement of a particle in sedimentation tank, is affected by A. Velocity of flow B. Viscosity of water C. Size and shape of solid D. All the above

Last Answer : ANS: D

Fick's law relates to (A) Energy consumption (B) Final particle size (C) Feed size (D) None of these

Description : Fick's law relates to (A) Energy consumption (B) Final particle size (C) Feed size (D) None of these

Last Answer : (A) Energy consumption

Pick out the wrong statement. (A) Gape is the greatest distance between the crushing surfaces or the jaws (B) The angle of nip (2α) is the angle between roll faces at the level where they will just take hold of a particle and draw it in the crushing zone (C) Crushing efficiency is the ratio of the energy absorbed by the solid to the surfaces energy created by crushing (D) Reduction ratio is the ratio of the maximum size of the particles in the feed to that in the product

Description : Pick out the wrong statement. (A) Gape is the greatest distance between the crushing surfaces or the jaws (B) The angle of nip (2α) is the angle between roll faces at the level where they will ... Reduction ratio is the ratio of the maximum size of the particles in the feed to that in the product

Last Answer : (C) Crushing efficiency is the ratio of the energy absorbed by the solid to the surfaces energy created by crushing

Jigging is a technique by which different particles can be (A) Separated by particle size (B) Separated by particle density (C) Separated by particle shape (D) Mixed

Description : Jigging is a technique by which different particles can be (A) Separated by particle size (B) Separated by particle density (C) Separated by particle shape (D) Mixed

Last Answer : (A) Separated by particle size

Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them. (A) Jaw crusher, Ball mill, Fluid energy mill(B) Ball mill, Jaw crusher, Fluid energy mill(C) Fluid energy mill, Jaw crusher, Ball mill(D) Fluid energy mill, Ball mill, Jaw crusher

Description : Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them. (A) Jaw crusher, Ball mill, Fluid energy mill (B) Ball mill, Jaw crusher, Fluid ... C) Fluid energy mill, Jaw crusher, Ball mill (D) Fluid energy mill, Ball mill, Jaw crusher

Last Answer : (A) Jaw crusher, Ball mill, Fluid energy mill

The resistance offered by the filter used in a bag filter is proportional to (where, c = dust concentration, and s = particle size). (A) c/s (B) s/c (C) s . c (D) 1/s . c

Description : The resistance offered by the filter used in a bag filter is proportional to (where, c = dust concentration, and s = particle size). (A) c/s (B) s/c (C) s . c (D) 1/s . c

Last Answer : (A) c/s

Rittinger's crushing law states that (A) Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product (B) Work required to form a particle of a particular size is proportional to the square root of the surface to volume ratio of the product (C) Work required in crushing is proportional to the new surface created (D) For a given machine and feed, crushing efficiency is dependent on the size of the feed & product

Description : Rittinger's crushing law states that (A) Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product (B) Work required to form a ... ) For a given machine and feed, crushing efficiency is dependent on the size of the feed & product

Last Answer : (C) Work required in crushing is proportional to the new surface created

In a grinding operation, the limiting particle size is the size of the __________ particle in the sample. (A) Smallest (B) Largest (C) Either (A) or (B) (D) Neither (A) nor (B)

Description : In a grinding operation, the limiting particle size is the size of the __________ particle in the sample. (A) Smallest (B) Largest (C) Either (A) or (B) (D) Neither (A) nor (B)

Last Answer : (D) Neither (A) nor (B)

Bond crushing law (A) Calls for relatively less energy for the smaller product particles, than does the Rittinger law (B) Is less realistic in estimating the power requirements of commercial crushers (C) States that the work required to form particle of any size from very large feed is proportional to the square root of the volume to surface ratio of the product (D) States that the work required for the crushing is proportional to the new surface created

Description : Bond crushing law (A) Calls for relatively less energy for the smaller product particles, than does the Rittinger law (B) Is less realistic in estimating the power requirements of commercial crushers ( ... (D) States that the work required for the crushing is proportional to the new surface created

Last Answer : (A) Calls for relatively less energy for the smaller product particles, than does the Rittinger law

According to IISS, the particle size of course sand

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