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(chatquestion)...Given A computer -4 3. and show that 2n-1=D9I-

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(chatquestion)...Diffeuntiatl far sine with

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(chatquestion)...The total cost C(x) associated with the production of x units of an item is given by C(x)= 0.005x – 0.02x² + 30x+5000. Find the marginal cost when 3 units are produced, where by marginal cost we mean the instantaneous rate of change of total cost at any level of output. 8.

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(chatquestion)...Date. Paga. Prore that (3x-チマ3)。 :3sin 2.

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(chatquestion)...a*b) 73 then write the voleeo of5). Lohere bin are ion

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(chatquestion)...If A is a symmetric matrix and B is a skew - symmetric matrix 3. then AB is equal to -1 www. 5. -2 4 (b) 4 (a) -1 -4 1 -4 -4 -2 -4 2 (c) (d) (April 2019) 1 4 -1 4.

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(chatquestion)...5 20 1. .If B 0 2 is the inverse of a 3 x 3 matrix A, then 3. -1 the sum of all values of a for which det (4) +1 0, is (a) -1 (b) 1 (c) 2 (d) 0 (April 2019)

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(chatquestion)...3. A simplex lap-wound 10-pole dc generator has 800 armature conductors. If each pole face covers 75% of pitch, compensating conductors required per pole face are A. 80 В. 6 С. (b) 60 D. 8

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(chatquestion)...If tant メ-3 まtan f3 十4 元 X-4 the e f xe find the vallue o

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(chatquestion)...O Solve the diF fesent equationm Ctan

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(chatquestion)...Date. Page. Find the yalece ef a, if feur B0int with 37さ67 +9k,+2 sposition vectoe +3 F, 2P A and + 67 f dk; ere complanar.

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(chatquestion)...(d) ution C1? (a) 46.82 (c) 88.84 Henry's law constant value for O2 in water is (b) 43.86 (d) 76.48 (J & K CET)...(Ye question kaise solve Hoga? Please explain somebody

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(chatquestion)...Date | Page 12/find de 5-82-xe ち- 8x -2e2 ゴ log 1

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(chatquestion)...IFA is a skend, symmetaic matn of ordey 3, then det A=0, proved thet

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(chatquestion)...Find the yakee oF C Iin Rolless theorem 23-378 in [-13,0] For the Function fCx) 11

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(chatquestion)...Page. The volume of a the ratio fast is ts ncre ering of sanguld on cube is increaly of 9cm8 /s Hoco 8erface area when tee leng th edgel is lo cm at

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(chatquestion)...Let A and B be two invertible matrices of order 3 x 3. If det(ABA") = 8 and det(AB ) = 8, then det(BA'B") is equal to %3D

asked Jun 29, 2020 by 736563939

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(chatquestion)...Date. Page. 18 In what ratib does the li divido the line segment gelng joing (3,-1) and 8,)

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(chatquestion)...Evaluate without usi table ing tuignomtry 4(cos 7o% cosees0) 3Cos 56° 7sin850 7 tan5 tan 25? tan4s. fanbrº tan850

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(chatquestion)...Preve that: COSA +sinA ゴー Cot A -sinAtcosA 1ナ tanA

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(chatquestion)...2010 53. Two flasks X and Y have capacity 1 L and 2 L respectively and each of them contains 1 mole of a gas. The temperatures of the flasks are so adjusted that average speed of molecules in X is twice as those in Y The pressure in flask X would be (a) same as that in Y (c) twice of that in Y en (b) half of that in Y (d) 8 times of that in Y. (AUMS)...(How to solve this question? Please somebody explain by solving

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(chatquestion)...A bag contain 5 red balle and bag blue balle If some the probability, of drowing ble thrice ball from the bab a that of a the nimber of in the bay is Lall find balls blue

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(chatquestion)...14. The enrolment of a secondary school in different classes is given below: Class VI VII VIII IX Enrolment 600 500 400 700 200 Draw a pie chart to represent the above data. Solut

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(chatquestion)...Payu. A toy Cone of The total 요n form of a A henisply baje radius Fem of the the tetel mounted on common height toy is 31 com. find of the eunface arla tays 4se T=22 7

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(chatquestion)...tage. (3) times of normal vol 1 (4) Ta times of normal voltage. 72. An electromagnetic torque is produced as an interaction between a flux and current. The angle between flux and current is 45°. If this angle is changed to 30°, flux increases by 100% and current reduced by 25% then the torque (1) increases to 183.7% of the original. (2) reduces to 81.7% of the original. (3) reduced to 54.4% of the original. (4) reduced to 66.7% of the original 113

asked Jun 29, 2020 by 700028432

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(chatquestion)...(3) 45 k2 (4) 80 k2 67. A load is connected to supply. A current trans- former (ČT) and a potential transformer (PT) is used in between load and supply. A power fac- tor of 0.5 is measured at the secondary side of 73. CT and PT. If phase angle error of CT and PT are 0.4° and 0.7° power factor of the load is (1) cos 60.3° (2) cos 58.9° 74. (3) cos 59.7° (4) cos 61.1° SJSE-70

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(chatquestion)...52. A consumer is offered the following rate of tar- iff. He has to pay a fixed charge of 1,000 per month and a running charge of 7450 per unit consumed. If the consumer runs a motor load of 1 KW at 0.85 power factor lagging on an average of 15 hours per day, his annual bill is (1) 25637.50 (3) 740985.29 (2) T36637.50 (4) T32941.88 US X 30

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(chatquestion)...Page. write the name of the celt used genes which the at the cathode of in heauing aids0 reaction anode Aaking place and U the this cell:

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(chatquestion)...10. Using IUPAC norms write the formulae for the following: (a) Sodium dicyanidoaurate (I) (b) Tetra ammine chloridonitrito-N-platinum (IV) sulphate Activate Windov Sattic Activate Window Go to Settings to activ

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(chatquestion)...cose -sıne 2. If A= sin0 cose then the matrix A-50 when 0= T/12 is equal to 1 2 (a) 1 (b) 1 (c) 1 3 (d) (January 2019) 2 77= 3 - 5z = h. 1/2 1/2 1.

asked Jun 28, 2020 by 736563939

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(chatquestion)...ww 22 2Ω 2Ω Fig. A2.185 a. 3 2 resistor is 0.50 A b. 3 2 resistor is 0.25 A c. 4 2 resistor is 0.50 A d. 4 2 resistor is 0.25 A (IIT-JEE, 1998) .When a potential difference is applied across the current passing through a. an insulator at 0 K is zero b. a semiconductor at 0 K is zero c. a metal at 0 K is finite d. a p-n dipole at 300 K is finite, if it is reverse biased (IIT-JEE, 1999) . For the circuit shown in the figure, Hough the battery is 7 5 mA

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(chatquestion)...Simpify 1メy Xーy メ+y てんーでん

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(chatquestion)...7. Calculate the number of unit cells in 8.1 g of aluminum if it crystallizes in a face-centered cubic (f.c.c.) structure. (Atomic mass of Al = 27 g mol)

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(chatquestion)...which temm of the A.P, 3,13,27 will be 32more 54th term 39,- than

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(chatquestion)...8. Draw the structures of the following: (a) H2SO3 (b) HCIO3

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(chatquestion)...2019 02) The most stable carbocation, among the follow (а) (СH,),С — СH CH, (b) CH, СН, (c) CH, Сн—СH, CH, —CH, (d) CH, —CH, Сн, 93 Among the following compounds, the correct or CH-CH, СH, (Odisha...(Iska answer b kyu nhi hai? C kyu hai? Dono mei to equal no. Of alpha hydrogen Hain?

asked Jun 27, 2020 by 829580964

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(chatquestion)...IMONOCOT RODT 91 -ROOT HAIR e Syst EPIDERMLS omplex CORTER t hair ath he xyle cular b dermis FENDO DERMIC ms, ca com tex ells xylem n C prese m sec PERICYCUE oderm th ocotyndo ce are PROTOXYLEm ycle oxyle PHLOEM ium Apare n se er sed vaso bun row alon s ixyler METAXY LEM (more thawb-peolyareh L nylumbundles) Jem PITH (lange t neill diveloud) WE lled pare hai vas he re jcon Vas to to EP IBLEMA.ERIDERMIS . ENDODERMIS RELOEM BLY. メ EPIDERMIS. der CORTEX Coma ca CORTEX CORTEX CORTEX CORTE eORTEX ex rasxyle ed inn peri pe CORTER •---. yc ier con メ XYLEM COR TEX CORTO OX A 6.3 MELYX PITH XYLBM The ぐくと+ to t 6.61 COR POX IDERMIS EPIBEMA. EPIDERMg. EPIBLEMA. peri CORTEX CORTEX COR TEX com syle six 00 Mor my LEMA • EPIDERMIS EPIBLEM CORTEX PPERICYCLE. ENDOPERM mid ENAD AMIS. ODERMS arga GNDOPERMIS

asked Jun 27, 2020 by 1151589346

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(chatquestion)...46. A transistor is operating in common emitter mode as shown in figure given below. The volt- age. Ver is СЕ +10 V +20 V 310 K 5 K 3 =125 Vca Ver = 0.6V BE СЕ in (2) 1.5 V (1) 10.05 V (3) 1.05 V (4) 0.5 V ingion yoltage to

asked Jun 27, 2020 by 700028432

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(chatquestion)...Model Solved Paper 13 The voltage wave given by v = 4 cos ot produces a current wave i = 1.5 cos at - 2.598 sin at in a circuit. The current wave 21. (1) leads voltage wave by 60° (2) lags voltage wave by 60° (3) leads voltage wave by 30° (4) lags voltage wave by 30° The damping in D'Arsonval galvanometer is ob-

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(chatquestion)...DINGS OCIATION (2) Sugar industry (3) paper industry (4) Textile industry 28. 100 kg of tin is to be smelt during an hour in a smelting furnace. If the smelting temperature of tin = 235° C specific heat heat of liquidification temperature of tin J/kcal, then the capacity of the furnace is (1)2.81 kW (2) 1.26 kW is 11 0.054, latent 13.3 kcal/kg, initial 35° C, value of J = 4200 !! %3D ng %3D (3) 2812 kW (4) 3032 kW JSE-57

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(chatquestion)...28. Using Bohr's postulates, derive the expression for the frequency of radiation emitted when electron in hydrogen atom undergoes transition from higher energy state (quantum number ni) to the lower state, (nf). When electron in hydrogen atom jumps from energy state ni = 4 to nf = 3,2,1, identify the spectral series to which the emission lines belong.

asked Jun 27, 2020 by 1185198745

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(chatquestion)...14. Draw typical output characteristics of an n-p-n transistor in CE configuration. Show how these characteristics can be used to determine output resistance.

asked Jun 26, 2020 by 1162741348

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(chatquestion)...15. A slab of material of dielectric constant K has the same area as that of the plates of a parallel plate capacitor but has the thickness 2đ/3, where d is the separation between the plates. Find out the expression for its capacitance when the slab is inserted between the plates of the capacitor

asked Jun 26, 2020 by 1039420553

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(chatquestion)...30. If z = re® then arg (e") is - (а) —r sin@ (b) r cos0 (c) er sino (d) –r cos0

asked Jun 26, 2020 by 955910236

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(chatquestion)...53. A value of b for which the equations x +bx -1=0. x +x+b=0 have one root in common is (2011) (a) -V2 (b) –iV3 (c) -iV5 (d) 2

asked Jun 26, 2020 by 955910236

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(chatquestion)...Find the valuep yar which the vectors 3 Î t 21+9 R and paralle. 2. pUD t.3k ane peall

asked Jun 26, 2020 by 1116882826

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(chatquestion)...4 Evaliate: dx

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(chatquestion)...sin t dt, then wstit. the value f" ().

asked Jun 26, 2020 by 1185198745

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(chatquestion)...Two ideal batteries of emf V1 and V2 and three resistances R1, R2 and R3 are connected as shown in the figure. The current in resistance R2 would not be zero if :- R2 www V. R3 www. 1 V1 = V2 and R1 = R2 = R3 %3D V1 = V2 and R1 = 2R2 = R3 3 V1 = 2V2 and 2R1 = 2R2 = R3 %3D 4 2V1 = V2 and 2R1 = R2 = R3 %3D -www

asked Jun 26, 2020 by 917681912

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(chatquestion)...40 i English- Total power consumed by putting three bulbs as shown in following circuit will be:- (100V,100W) (100V,100W) (200V,100W) 200V

asked Jun 26, 2020 by 917681912

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