Description : The total pressure on the top of a closed cylindrical vessel completely filled up with a liquid is (A) Directly proportional to (radius)2 (B) Inversely proportional to (radius)2 (C) Directly proportional to (radius)4 (D) Inversely proportional to (radius)
Last Answer : Answer: Option C
Description : A sphere of radius 'R1 ' is enclosed in a sphere of radius 'R2 '. The view (or shape) factor for radiative heat transfer of the outer sphere with respect to the inner sphere is (A) 0 (B) R2 /(R1+R2 ) (C) 1 (D) (R1 /R2 )
Last Answer : (B) R2 /(R1+R2 )
Description : Heat flow across a hollow sphere of inner radius 'r1' and outer radius 'r2' is directly proportional to (A) (r2- r1)/r1. r2 (B) r1. r2/(r2- r1) (C) (r2 + r1)/r1. r2 (D) r1. r2/(r2 + r1)
Last Answer : (B) r1. r2/(r2- r1)
Description : A prism is completely filled with 3996 cubes that have edge lengths of 1/3 in.What is the volume of the prism?
Last Answer : 650 °C
Description : A sphere of radius r is cut from larger sphere of radius R. The distance between their centre is a. The centroid of the remaining valoume lies on the line of centres and the sistanc from the centre of the larger sphere is a.ar2 / (R2 - r2) b.107 dynes c.aR/(R2-r2) d.aR/(R - r) e.ar3 / (R3 - r3)
Last Answer : e. ar3 / (R3 - r3)
Description : The radius of gyration of a solid sphere of radius r is equal to a.0.8 r2 b.0.2 r2 c.0.3 r2 d.0.4 r2 e.0.5 r2
Last Answer : d. 0.4 r2
Description : The moment of inertia of a semi-circle of radius r with respect to a centroidal axis parallel to the diameter is a.0.33 r2 b.0.11 r2 c.0.055 r2 d.0.05 r2 e.0.22 r2
Last Answer : b. 0.11 r2
Description : What is The area of a circle depending on the radius. Use the equation A(r) r2 to compute A(7). Round your answer to the nearest hundredth.?
Last Answer : The area of a circle is: pi times radius squared
Description : 07. A closed tank is completely filled with an oil. If it is made to move with a horizontal acceleration, then the pressure at the back end will be more than that at the front end. A) Correct B) Incorrect
Last Answer : A
Description : Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than (A) 42 diameters from the centre of the column (B) 42 diameters from the inner edge of ... ) 42 diameters from the outer edge of the column (D) 24 diameters from the centre of the column
Description : Top bars are extended to the projecting parts of the combined footing of two columns Ldistance apart for a distance of (A) 0.1 L from the outer edge of column (B) 0.1 L from the centre edge of column (C) Half the distance of projection (D) One-fourth the distance of projection
Last Answer : Answer: Option B
Description : Before providing super-elevation on roads, the portion of the carriageway between the crown and the outer edge is made (A) To have a reduced fall (B) Horizontal (C) To have slope of the camber on the other half of the carriageway (D) None of these
Description : no super elevation is provided on a road along curves, pot holes may develop at (A) Inner edge of the road (B) Outer edge of the road (C) Centre of the road (D) Nowhere on the road
Description : Raising of outer edge of a road with respect to inner edge, is known (A) Super elevation (B) Cant (C) Banking (D) All the above
Last Answer : Answer: Option D
Description : If the width of carriage way is 12.5 metres, outer edge 50 cm higher than the inner edge, the required super elevation is (A) 50 cm (B) 1 in 25 (C) 1 in 400 (D) 1 in 40
Description : The most commonly adopted method to provide super-elevation on roads, is by pivoting the road surface about (A) Outer edge so that the inner edge is lowered (B) Crown so that outer edge is raised and inner edge is lowered (C) Inner edge so that outer edge is raised (D) None of these
Description : The range of spread from the wall base to outer edge of a brick work foundation does not exceed (A) 1/2 horizontal to 1 vertical (B) 2/3 horizontal to 1 vertical (C) 1 horizontal to 1 vertical (D) 2 horizontals to 1 vertical
Description : The term string is used for (A) The underside of a stair (B) Outer projecting edge of a tread (C) A sloping member which supports the steps in a stair (D) A vertical member between two treads
Description : Pick up the correct statement from the following: (A) The void space between the soil grains, is filled partly with air and partly with water (B) In perfectly saturated soil, the voids are completely filled with water (C) In dry soil, the voids are completely filled with air (D) All the above
Description : The intensity of direct longitudinal stress in the cross-section at any point distant r from the neutral axis, is proportional to (A) r (B) 1/r (C) r2 (D) 1/r²
Last Answer : (A) r
Description : The Newton's law of resistance is based on the assumption that the (A) Planes of the body are completely smooth (B) Space around the body is completely filled with the fluid (C) Fluid particles do not exert any influence on one another (D) All of the above
Description : The vibrations produced in the ear drum are transmitted through the ear ossicles to the fluid filled inner ear via -
Last Answer : The vibrations produced in the ear drum are transmitted through the ear ossicles to the fluid filled ... round window C. Round window D. Helicotrema
Description : Newton's rings experiment is performed with air gap between lens and plate. Now that gap is filled with water. What will be effect on radius (or diameter)? (a) Radius (or diameter) will remain ... or diameter) will increase (c) Radius (or diameter) will decrease (d) There will be no effect
Last Answer : (c) Radius (or diameter) will decrease
Description : The quantized Bohr orbit radius of electron in hydrogen atom is given by a) n2 r3 b) nr1 c) n2 r2 d) n2 r1
Last Answer : d) n2 r1
Description : A thick cylinder under internal fluid pressure’ pi will have maximum stress at the 1. Outer radius 2. Inner radius 3. Mean radius 4. None
Last Answer : 2. Inner radius
Description : A thick cylinder under external fluid pressure’ p0′ will have maximum stress at the 1. Outer radius 2. Inner radius 3. Mean radius 4. None
Description : In June why does the outer edge of the atmosphere at the equator receive?
Last Answer : Need answer
Description : Which is the colour of the outer edge of the rainbow?
Last Answer : – Red
Description : An epithelial tissue which has thin flat cells, arranged edge to edge so as to appear like closely packed tiles, is found to be present at (a) outer surface of ovary (b) inner lining of Fallopian tube (c) inner lining of stomach (d) inner lining of cheeks.
Last Answer : (d) inner lining of cheeks.
Description : A cylinder is filled to 4/5 th of its volume. It is, then tilted so that the level of water coincides with one edge of its bottom and top edge -Maths 9th
Last Answer : answer:
Description : What is true about atoms that have a filled outer shell?
Last Answer : They're quite non-reactive. (the noble gases are elements withfilled outer shells)
Description : A characteristic of the noble gases is that they all: w) have eight electrons in the outer shell x) have low stability y) form many compounds z) have filled outer electron shells
Last Answer : ANSWER: Z -- HAVE FILLED OUTER ELECTRON SHELLS
Description : The oil is leaking from a drum at a rate of `16 cm^(3)//sec`. If the radius and height of drum are 7 cm and 60 cm respectively, find the rate of chang
Last Answer : The oil is leaking from a drum at a rate of `16 cm^(3)//sec`. If the radius and height of drum ... height of oil when height of oil in drum is 18 cm.
Description : A cylindrical drum of 15cm radius and 70cm height is full of water. The water is emptied into a rectangular tank 225cm long and 70cm wide. Find the height of water level in the tank. a) 3.5cm b) 2.25cm c) 3.142cm d) 1.57cm
Last Answer : c) 3.142cm
Description : An opening in the side of a tank or vessel such that the liquid surface with the tank is below the top edge of the opening, is called (A) Weir (B) Notch (C) Orifice (D) None of these
Description : The bubble tube is nearly filled with (A) Alcohol or chloroform (B) A liquid which is very mobile (C) A liquid having low freezing point (D) All the above
Last Answer : (D) All the above
Description : weight of water, the hydraulic mean depth of the sewer and the bed slope w is the unit of the sewer, then the tractive force exerted by flowing water, is A. w r S S B. w r1/2 C. w r S D. w r2/3
Last Answer : ANS: A
Description : Which of the following statements is correct for the illustrated circuit? EL-0020 A. 'R1', 'R2', and 'R3' are connected in series. B. 'R1', 'R2', and 'R3' are connected in parallel. C. The voltages measured across 'R1', 'R2', and 'R3' are equal. D. The total resistance equals 1/R1 + 1/R2 + 1/R
Last Answer : Answer: A
Description : A series circuit consisting of three resistors has a current of 3 amps. If R1 = 20 ohms, R2= 60 ohms, and R 3 = 80 ohms, what is the (a) total resistance and (b) source voltage of the circuit?
Last Answer : (a) 160 ohms. (b) 480 ohms
Description : The relation schemas R1 and R2 form a Lossless join decomposition of R if and only if: (a) R1⋂R2→(R1-R2) (b) R1→R2 (c) R1⋂R2→(R2-R1) (d) R2→R1⋂R2 (A) (a) and (b) happens (B) (a) and (d) happens (C) (a) and (c) happens (D) (b) and (c) happens
Last Answer : (C) (a) and (c) happens
Description : Let E1 and E2 be two entities in E-R diagram with simple single valued attributes. R1 and R2 are two relationships between E1 and E2 where R1 is one-many and R2 is many-many. R1 and R2 do not have any ... are required to represent this situation in the Relational Model? (A) 4 (B) 3 (C) 2 (D) 1
Last Answer : (B) 3
Description : Which of the following statements is TRUE? D1: The decomposition of the schema R(A,B,C) into R1(A,B) and R2(A,C) is always lossless. D2: The decomposition of the schema R(A,B,C,D,E) having AD→B, C→DE, B→AE, AE→C ... ,D,E) is lossless. (A) Both D1 and D2 (B) Neither D1 and D2 (C) Only D1 (D) Only D2
Last Answer : (D) Only D2
Description : Let pk(R) denotes primary key of relation R. A many-to-one relationship that exists between two relations R1 and R2 can be expressed as follows: (1) pk(R2)→pk(R1) (2) pk(R1)→pk(R2) (3) pk(R2)→R1∩R2 (4) pk(R1)→R1∩R2
Last Answer : Answer: 2
Description : Consider a schema R(MNPQ) and functional dependencies M→N, P→Q. Then the decomposition of R into R1(MN) and R2(PQ) is ............. (1) Dependency preserving but not lossless ... and lossless join (3) Lossless join but not dependency preserving (4) Neither dependency preserving nor lossless join.
Last Answer : Answer: 1
Description : Let M and N be two entities in an E-R diagram with simple single vale attributes. R1 and R2 are two relationship between M and N, whereas R1 is one-to-many and R2 is many-to-many. The minimum number of tables required to ... and R2 in the relational model are .......... (1) 4 (2) 6 (3) 7 (4) 3
Last Answer : Answer: 4
Description : Water spills wine a vessel filled completely with water is heated?
Last Answer : Muster 4Ostentation 1Pride 2
Description : The number of `pi` molecular orbitals completely filled in the ground state of benzene is :
Last Answer : The number of `pi` molecular orbitals completely filled in the ground state of benzene is : A. three B. one C. six D. none
Description : A glass bottle completely filled with water is kept in the freezer. Why does it crack?
Last Answer : A glass bottle completely filled with water is kept in the freezer. Why does it crack? (A) ... expands on freezing (D) Water contracts on freezing
Description : How many electron shells woul be completely filled by a neutral xenon atom?
Last Answer : Xenon has five electron shells.