Description : Write the suitable cutter for carrying following operations on milling machine (i) Gear Tooth (ii) Parting off (iii) Keyway (iv) V-grooves (v) Rounding of corner (vi) Cutting of narrow slot and groove
Last Answer : (i) Gear Tooth : Form milling cutter, Cylindrical type or End mill type, Gear cutter. (ii) Parting off: Slitting Cutter (iii) Keyway : Staggered teeth side milling cutter, End mill cutter, key ... milling cutter. Selection of a cutter depends upon type and size of slot or groove to be produced.
Description : Describe the mechanism of chip formation during metal cutting with the help of sketch.
Last Answer : Mechanism of chip formation : In Fig. the tool is considered stationary, and the work piece moves to the right. The metal is severely compressed in the area in front of the cutting tool. This causes ... movement transferred to the next element. The process is repetitive and a chip is formed.
Description : Define cutting speed and feed in metal cutting process.
Last Answer : Cutting Speed: Cutting speed is defined as the speed at which the work moves with respect to the tool (usually measured in feet per minute). Feed : Feed is defined as the distance the tool travels during one revolution of the part.
Description : Compare pin type and suspension insulators on given points: (i) Position of insulator on cross arm. (ii) Position of conductor on insulator. (iii) Reaction on cross arm. (iv) Possibility of ... Replacement cost (vi) Maximum voltage level (vii) Effect on height of supporting structure. (viii) Life
Last Answer : S.No Points Pin Type insulator Suspension or Disc Type insulator 1 Position of insulator on cross arm It is fixed on top of cross arm by using galvanized steel pin. So it is ... so to maintain minimum ground clearance height of pole increase. 8 Life Less More
Description : Which of the following factors affect teaching ? Choose the correct code to indicate your answer. (i) Teacher's internal locus of control. (ii) Learner-motivation. (iii) Teacher's biographical data. (iv) Teacher's self efficacy. (v ... ), (v), (vi) and (vii) (D) (ii), (iii), (iv), (v) and (vi)
Last Answer : Answer: A
Description : Describe the single point cutting tool with nomenclature.
Last Answer : Terminology used in Single Point Cutting Tool: Size: It is determined by the width of shank, height of shank and overall length. Shank: Shank is main body of a tool. It is held in a holder. Flank : ... If the slope is away from the cutting edge, it is positive side rake angle. OR
Description : Explain the nomenclature of a single point cutting tool.
Last Answer : 1. Back Rake Angle: Back rake angle is the angle between the face of the single point cutting tool and a line parallel with base of the tool measured in a perpendicular plane through the side cutting ... the side of the shank. It is responsible for turning the chip away from the finished surface.
Description : State any four properties of cutting fluid.
Last Answer : Properties of cutting fluid: 1. High heat absorption 2. Good lubricating qualities to produce low coefficient of friction 3. Low viscosity to permit free flow of liquid 4. Non-corrosive to the ... to the skin of operator 8. Transparency so that the cutting action of the tool may be observed
Description : Compare detonation and diesel knock on the basis of (i) Fuel Ignition Temperature (ii) Compression Ratio (iii) Speed (iv) inlet temperature (v) inlet pressure (vi) cylinder wall temperature (vii) cylinder size
Last Answer : Comparison between detonation and diesel knock: Parameter To avoid Detonation in SI Engine To avoid Diesel knock i) Fuel Ignition Temperature High Low ii) Compression Ratio ... Cylinder wall temperature Low High viii) Cylinder size Small Large
Description : Identify the sensors for the following : i) Wind speed ii) RPM of generator shaft iii) Temperature in generator iv) Cable untwisting v) Vibration vi) Wind direction
Last Answer : i) Wind Speed : Anemometer. ii) RPM of Generator Shaft: Accelerometers. iii) Temperature in Generator: Thermistor, thermocouple, RTD. iv) Cable Untwisting : Cable Twisting sensor. v) Vibration : Accelerometer, piezoelectric. vi) Wind direction: Wind vane.
Description : Enlist different types of chips formed during machining
Last Answer : Different types of chips: 1. Discontinuous or segmental chips 2. Continuous chips 3. Continuous chips with built-up edge (BUE) 4. Non homogeneous chip
Description : Suggest one type of materials for water proofing for the following situations. i. Rising dampness in building ii. Leakages in dam iii. Concrete continuously in wet or damp condition iv. Leakages in lavatory ,bathroom and kitchen floor v. Cracks on plastered surface vi. Cracks on roof surface
Last Answer : i. Flexible materials like butyl rubber, hot bitumen (asphalt), plastic sheets, bituminous felts, sheets of lead. ii. Liquid applied cementitious membranes iii. Liquid applied cementitious membranes ... v. Liquid applied cementitious membranes. vi. Brick bat coba, liquid applied bituminous membrane.
Description : Identify type of BJT configuration having following features : (i) BJT configuration having the least current gain. (ii) KIT configuration called as voltage follower. (iii) BJT ... configuration suitable for voltage amplification. (vi) BJT configuration having the least output impedance.
Last Answer : (i) BJT configuration having the least current gain : Common Base Configuration (ii) KIT configuration called as voltage follower: Common Collector Configuration (iii) BJT ... Emitter Configuration (vi) BJT configuration having the least output impedance: Common Collector Configuration
Description : Choose proper machine tool and explain operation method for the following: (i) Producing a hole (ii) Finishing previously drilled hole
Last Answer : MACHINE TOOL : Drilling Machine (i) Producing a hole: Drilling operation (Fig 1 mark ,explanation 2 mark) : It is an operation of producing a circular hole in a work piece by forcing a drill against ... is held in the tailstock and it is fed into the hole in the similar way as for drilling.
Description : Check whether the following are quadratic equations: (i) (x+ 1)2=2(x-3) (ii) x - 2x = (- 2) (3-x) (iii) (x - 2) (x + 1) = (x - 1) (x + 3) (iv) (x - 3) (2x + 1) = x (x + 5) (v) (2x - 1) (x - 3) = (x ... vi) x2 + 3x + 1 = (x - 2)2 (vii) (x + 2)3 = 2x(x2 - 1) (viii) x3 -4x2 -x + 1 = (x-2)3 -Maths 10th
Last Answer : this is the correct answer!
Description : I have some matchsticks set up like this: I + XI = X. If you do not know Roman numerals, here is a quick starter: I=1 II=2 III=3 IV=4 V=5 VI=6 VII=7 VIII=8 IX=9 X=10 XI=11 ... are told to move the minimum number of matchsticks to make the question correct. So, how many do you have to move? -Riddles
Last Answer : Most people would get to one move at the least, but the real answer is zero moves. If you rotate the whole question around 180 degrees, it will display this: X = IX + I
Description : In ΔABC and ΔDEF, AB = DE, AB || DE, BC = EF and BC || EF. Vertices A, B and C are joined to vertices D, E and F respectively (see Fig. 8.22). Show that (i) quadrilateral ABED is a parallelogram ( ... CF and AD = CF (iv) quadrilateral ACFD is a parallelogram (v) AC = DF (vi) ΔABC ≅ ΔDEF. -Maths 9th
Last Answer : . Solution: (i) AB = DE and AB || DE (Given) Two opposite sides of a quadrilateral are equal and parallel to each other. Thus, quadrilateral ABED is a parallelogram (ii) Again BC = EF and BC || EF ... (Given) BC = EF (Given) AC = DF (Opposite sides of a parallelogram) , ΔABC ≅ ΔDEF [SSS congruency]
Description : For the complex [Fe(en)2Cl2], Cl, (en = ethylene diamine), identify (i) the oxidation number of iron, (ii) the hybrid orbitals and the shape of the complex, (iii) the magnetic behaviour of the complex, (iv) ... an optical isomer also, and (vi) name of the complex. (At. no. of Fe = 26) \ -Chemistry
Last Answer : i) [Fe(en)2Cl2] Cl or x + 0 + 2 (-1) + (-1) = 0 x + (- 3) = 0 or x = + 3 ∴ Oxidation number of iron, x = + 3 (ii) The complex has two bidentate ligands and two ... )2Cl2] Cl, only cis-isomer shows optical isomerism. (vi) Name of complex: Dichloridobis (ethane-1, 2- diamine) Iron (III) chloride
Description : What percentage is (i) Rs 15 of Rs 120? (ii) 36 minutes of 2 hours? (iii) 8 hours of 2 days (iv) 160 metres of 4 km? (v) 175 mL of 1 litre? (vi) 25 paise of Rs 4? -Maths
Last Answer : answer:
Description : Find: (i) 25% of Rs 76 (ii) 20% of Rs 132 (iii) 7.5% of 600 m (iv) 313% of 90 km (v) 8.5% of 5 kg (vi) 20% of 12 litres -Maths
Description : Find: (i) 32% of 425 (ii) 1623% of 16 (iii) 6.5% of 400 (iv) 136% of 70 (v) 2.8% of 35 (vi) 0.6% of 45 -Maths
Description : Convert each of the following fraction into a percentage: (i) 47 100 (ii) 9 20 (iii) 3 8 (iv) 8 125 (v) 19 500 (vi) 4 15 (vii) 2 3 (viii) 1 3 5 -Maths
Last Answer : We have the following: (i) 47100=47100×100% = 47% (ii) 920=920×100% =9×5%= 45% (iii) 38=38×100% =3×252%=752%=3712% (iv) 8125=8125×100%=8×45%=325%=6.4% (v) ... ;203%=803%=2623% (vii) 23=23×100%=2003%=6623% (viii) 135=85=85×100%=(8×20)%=160%
Description : Convert each of the following into a fraction: (i) 32% (ii) 614% (iii) 2623% (iv) 120% (v) 6.25% (vi) 0.8% (vii) 0.06% (viii) 22.75% -Maths
Description : Evaluate each of the following: (i) (103)3 (ii) (98)3 (iii) (9.9)3 (iv) (10.4)3 (v) (598)3 (vi) (99)3 -Maths 9th
Description : Cold dil. `H_(2)SO_(4)` will completely dissolve : (i) Pb (ii) `Fe_(3)O_(4)` (iii) Fe (iv) Cu (v) Mg (vi) MgO (vii) `CoCO_(3)` (viii) `CuCO_(2)` (ix)
Last Answer : Cold dil. `H_(2)SO_(4)` will completely dissolve : (i) Pb (ii) `Fe_(3)O_(4)` (iii) Fe (iv) Cu (v) ... ) `CoCO_(3)` (viii) `CuCO_(2)` (ix) `SrCO_(3)`
Description : Cold conc. `HNO_(3)` will completely dissolve: (i) Pb (ii) `Pb_(3)O_(4)` (iii) Fe (iv) Sn (v) Mg (vi) MgO (vii) Hg (viii) Au (ix) Ag (x) Pt
Last Answer : Cold conc. `HNO_(3)` will completely dissolve: (i) Pb (ii) `Pb_(3)O_(4)` (iii) Fe (iv) Sn (v) Mg (vi) MgO (vii) Hg (viii) Au (ix) Ag (x) Pt
Description : (i) `NH_(3)` (ii) `N_(2)H_(4)` (iii) `HN_(3)` (iv) `PH_(3)` (v) `H_(2)S` (vi) `AsH_(3)` (vii) `SbH_(3)` (viii) `H_(2)Se` (ix) `H_(2)Te` Number of mole
Last Answer : (i) `NH_(3)` (ii) `N_(2)H_(4)` (iii) `HN_(3)` (iv) `PH_(3)` (v) `H_(2) ... lone pair of electrons on the central atom is present in pure s-orbital
Description : How many of following metals impart a characteristic colour to the Bunsen flame ? `(i) Na " " (ii) Li " " (iii) K " " (iv) Ba` `(v) Sr " " (vi) Mg " "
Last Answer : How many of following metals impart a characteristic colour to the Bunsen flame ? `(i) Na " " (ii) Li " " (iii) K ... ix) `Be " " (x )Ca " " (x i)Cu`
Description : Number of oxide orwesd among , (i) Cassiterite (ii) pyrolusite (iii) Kieserite (iv) Azurite (V) chromite (vi) siderite are.
Last Answer : Number of oxide orwesd among , (i) Cassiterite (ii) pyrolusite (iii) Kieserite (iv) Azurite (V) chromite (vi) siderite are.
Description : How many of the following are oxides ores (i) Carnalite (ii) Cuprite (iii) Cassiterite (iv) Chromite (v) Cinnabar (vi) Calamine (vii) Cerussite (Viii)
Last Answer : How many of the following are oxides ores (i) Carnalite (ii) Cuprite (iii) Cassiterite (iv) ... (vii) Cerussite (Viii) Chalocopyrite (ix) Chalcocite
Description : Differentiate between any five of the following. (i) Artery and vein (ii) Hard water and soft water (iii) E-mail and Snail mail (iv) Apes and monkey (v) Hydrostatics and hydrodynamics (vi) Comet and ... (vii) Barrage and dam (viii) Electron and hole (ix) Isobars and isotopes (x) Autopsy and biopsy
Last Answer : Answers: (i) Artery and vein: Arteries: Muscular blood vessels that carry blood away from the heart. All arteries, with the exception of the pulmonary and umbilical arteries, carry oxygenated blood ... to determine cause of death Biopsy: Removal and study of a tissue sample for diagnostic purposes
Description : Name the quantities which are measured by the following units. (i) Newton (ii) Joule (iii) Watt (iv) Volt (v) Light year (vi) Angstrom (vii) Acre-foot (viii) Becquerel (ix) Hertz (x) Cusec
Last Answer : Answers: (i) Force (ii) Work Energy (iii) Power of electricity (iv) Potential difference (v) Distance of stars and planets (vi) Length (vii) Volume (viii) Radioactivity (ix) Frequency (x) Rate of flow of water
Description : Which quantity do the following units measure: (i) Volt (ii) Coulomb (iii) Walt (iv) Ohm (v) Mho (vi) Ampere (vii) Dyne (viii) Celsius (ix) Joule (x) Calorie
Last Answer : Answers: (i) Voltage (ii) Charge of Electricity (iii) Power (iv) Resistance (v) Conductivity (vi) Current (vii) Force (viii) Temperature (ix) Energy (x) Heat
Description : Arrange the following steps to form a basic Engineering Process Model. i. Test ii. Design iii. Install iv. Specification v. Manufacture vi. Maintain a) 2, 4, 5, 1, 6, 3 b) 4, 2, 5, 1, 3, 6 c) 2, 4, 5, 1, 3, 6 d) 4, 2, 5, 1, 6, 3
Last Answer : a) 2, 4, 5, 1, 6, 3
Description : The figure given below depicts a diagrammatic sectional view of the human female reproductive system. Which set of three parts out of I-VI have been correctly identified? I II III V VI IV (a) (II) ... , (V) Uterus, (VI) Cervix (d) (I) Perimetrium, (II) Myometrium, (III) Fallopian tube
Last Answer : (b) (III) Infundibulum, (IV) Fimbriae, (V) Cervix
Description : Identify the components labelled A, B, C and D in the diagram below from the list (i) to (viii) given along with Components : (i) Cristae of mitochondria (ii) Inner membrane of mitochondria (iii) Cytoplasm (iv) Smooth endoplasmic ... viii) (vi) (c) (vi) (v) (iv) (vii) (d) (v) (i) (iii) (ii)
Last Answer : (a) (v) (iv) (viii) (iii)
Description : Which of the following instruction is of logical instructions? i) CPL A ii) JC rel iii) DA A iv) ANL A, Rn v) RR A vi) CPL bit a) i, v b) v, iii, I c) iv, ii d) v, iii, ii
Last Answer : c) iv, i
Description : A company has to choose between two projects whose cash flows are as indicated below; Project 1: i. Investment - Rs. 15 Lakhs ii. Annual cost savings - Rs. 4 lakhs. iii. Bi-annual ... years xii. Salvage Value- 2 lakhs Which project should the company choose? The annual discount rate is 12
Last Answer : Year Project 1 Project 2 Outgo Saving NPV Outgo Saving NPV 0 15.0 0 =-15.0 14.0 0 = -14 1 0 4.0 = (4 / (1+.12)1 = 3.571 0.2 3.5 = (3.3 / (1+.12)1 = 2.95 2 0.5 4.0 = (3.5 / (1+.12)2 = 2.79 0.2 3.5 ... (1+.12)8 = 3.43 0.2 5.5 (3.5+2) = (5.3 / (1+.12)8 = 2.14 NPV = + 2.301 @12% = + 0.15
Description : Draw symbol of (i) Tray Dryer (ii) Plate column (iii) Packed column (iv) Jaw crusher (v) Strirrer (vi) Ball mill.
Last Answer : i)Tray dryer: ii)Plate column: iii)Packed column: iv) Jaw crusher: v) Stirrer: vi) Ball mill
Description : Which of the following set of statements represents acceptable propositions in respect of teaching-learning relationships? Choose the correct code to indicate your Answer. (i) When students fail in a test, it is the teacher who fails. ( ... (iv), (v) and (vi) (D) (i), (ii), (v) and (vi)
Last Answer : Answer: B
Description : Which of the following set of statements reflects the basic characteristics of teaching ? Select the correct alternative from the codes : (i) Teaching is the same as training. (ii) There is no difference between instruction and conditioning ... (vi) (C) (ii), (iii) and (v) (D) (i), (iv) and (vi)
Description : Which set of learner characteristics may be considered helpful in designing effective teaching-learning systems? Select the correct alternative from the codes given below: (i) Prior experience of learners in respect of the subject. (ii) ... iii), (iv) and (v) (D) (iii), (iv), (v) and (vi)
Description : Which of the following statements say the same thing ? (i) I am a teacher (said by Arvind) (ii) I am a teacher (said by Binod) (iii) My son is a teacher (said by Binod's father) (iv) My brother is a teacher (said ... (ii) (B) (ii), (iii), (iv) and (v) (C) (ii) and (vi) (D) (v) and (vi)
Last Answer : (B) (ii), (iii), (iv) and (v)
Description : Which of the following strings would match the regular expression: p+[3-5]*[xyz]? I. p443y Il. p6y III. 3xyz IV. p35z V. p353535x Vl. ppp5 (1) I, III and Vl only (2) IV, V and VI only (3) II, IV and V only (4) I, IV and V only
Last Answer : Answer: 4
Description : Define following terms (i) Kinematic link (ii) Kinematic pair (iii) Kinematic chain (iv) Mechanism (v) Machine (vi) Inversion
Last Answer : (i) Kinematic link: Each part of a machine, which moves relative to some other part, is known as a kinematic link. (ii) Kinematic pair: The two links or elements of a machine, ... obtaining different mechanisms by fixing different links in a kinematic chain is known as inversion of the mechanism.
Description : Perform following number system conversion : (i) (589)10 = ( )2 (ii) (101101)2 = ( )16 (iii) (413)8 = ( )2 (iv) (5AF)16 = ( )10 (v) (AC8)16 = ( )2 (vi) (106)8 = ( )10
Last Answer : (i) (589)10 = (1001001101)2 (ii) (101101)2 = ( 2D )16 (iii) (413)8 = (100001011 )2 (iv) (5AF)16 = (1455 )10 (v) (AC8)16 = (101011001000)2 (vi) (106)8 = (70)10
Description : Write two need of advanced material in Automobile Sector.
Last Answer : Answer: The general finding highlights the need for developing material systems methodology and for approaching research issues in terms of material life cycles. Improved materials and material ... material system. Materials system research, Lightweight material for body structure.