Recent questions tagged other

(chatquestion)...aL (A) gL (B) 76 (C) 2g 2a (D) meter long narrow tube held horizontally (and closed at one end) contains a 76 cm long mercury thread which traps a 15 cm column of air. When the tube is held verticallly with the open end at the bottom, the length of mercury that flows out is (A) 20.2 cm (B) 23.8 cm (C) 25. 6 cm (D) 32.1 cm Two capillaries of radii combination under a pressure difference P. What is the rate of volume flow of liquid ? and and length 1 and 2 respectively are in series. A liquid of viscosity 7 is flowing through the 12 тР (A) 8n -1 l2 8тР (B) l2 -1 TP JeS 87 4 8пР (D) l2 Ow or blood in a large artery of a dog is diverted through a venturimeter. The wider part of the meter has a cross-sectional equar to that of the artery, i.e.g mm?. The narrower part has area 4 mm2. The pressure drop between these two partsS IS 24 1a

asked May 5, 2020 by balaji.thirumalai

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(chatquestion)...meter long narrow tube held horizontally (and closed at one end) contains a 76 cm long mercury thread which trans a 15 cm column of air. When the tube is held verticallly with the open end at the bottom, the length of mercury that flows out is (A) 20.2 cm (B) 23.8 cm (C) 25. 6 cm (D) 32. 1 cm

asked May 5, 2020 by balaji.thirumalai

0 answers

(chatquestion)...A monoatomic ideal gas in gravitational field extended from the surface of earth to a great height. Temperature of the gas is T and remains same at any height. At height 'h', number of molecular per unit volume 'n' is independent of time i.e., equilibrium maintained. On the surface of earth, n =no. Coefficient of viscosity of the gaseous medium is 7. Stoke's law is applicable. Radius of each spherical molecule is R. At height 'h', number of molecules diffuse upwards per unit area per second is given by-D Find the value of D. (Boltzman constant = K) dn dh КTпо (B) 6Tnr КTпо (D) KTno Зтг (C) 6πητ (A) КТпо 3πητ

asked May 5, 2020 by balaji.thirumalai

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(chatquestion)...17241861 Dopping of AgCl crystals with CdCl, results in: (a) Schottky defect SOSubstitutional cation vacancy (b) Frenkel defect (d) Formation of F-centres Apal → cation unifaritiu cation difoitive cdclz ious will be replaced by so, there is oue vaceney for cach cdzt - Two Agt one Cdzt a subatitution catim racancy acency 2:37 / 2:40 deasfme...(Can it be impurity defect?)

asked May 5, 2020 by balaji.thirumalai

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(chatquestion)...16:56* 1 00 Y DRILL TEST-5 NEET-UG Drill SCOREBOARD OVERVIEW PERFORMANCE LEADERBOARD 11 E English - A mass m is put atop of a mass M. The mass M vibrates horizontally without friction with the amplitude A = 4 cm at the end of a horizontal Hookean spring. Find the minimal coefficient of friction such that m is not moving with respect to M. Take k = 1000 N/m and m-2 kg, M = 6 kg. 0.5 2 0.4 0.3 4 information insufficient 4 of 25 3,

asked May 5, 2020 by balaji.thirumalai

1 answer

(chatquestion)...16 C Free NEET Crash Course May 7, 2020 to June 20, 2020 10AM to 1PM http://clay6.com/neet Physics Chemistry Biology Vijayalakshmi - 25 years experience Aparna Sharma - 10 years experience Hema Rajesh 20 years experience Classes conducted online. On a first come first basis. Limited students. Clay6.com or tutors are not liable for any issues. Due to technical reasons, if classes have to be canceled, clay6 is not responsible. The classes are only free. Other practice tests will have the corresponding package fee and available on clay6.com. These packages are not required for taking this course and is optional for students....(. %%%%%%%%%%%%%%%%%%%%%%% Can you take a minute to help clay6 for free ? Please share the below image in your facebook/instagram/whatsapp groups. We appreciate your help. %%%%%%%%%%%%%%%%%%%%%%%% .)

asked May 5, 2020 by balaji.thirumalai

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(chatquestion)...16 C Free NEET Crash Course May 7, 2020 to June 20, 2020 10AM to 1PM http://clay6.com/neet Physics Chemistry Biology Vijayalakshmi - 25 years experience Aparna Sharma - 10 years experience Hema Rajesh 20 years experience Classes conducted online. On a first come first basis. Limited students. Clay6.com or tutors are not liable for any issues. Due to technical reasons, if classes have to be canceled, clay6 is not responsible. The classes are only free. Other practice tests will have the corresponding package fee and available on clay6.com. These packages are not required for taking this course and is optional for students....(. %%%%%%%%%%%%%%%%%%%%%%% Can you take a minute to help clay6 for free ? Please share the below image in your facebook/instagram/whatsapp groups. We appreciate your help. %%%%%%%%%%%%%%%%%%%%%%%% .)

asked May 5, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Potential energy curve of a body of mass m = 2 kg is shown in the figure, it is released from rest at point A. Maximum distance covered by it on the positive x-axis till it momentarily comes to rest from the origin is %3D U (J) 32 A 16 22× (m)...(1/2/1.5/0.5)

asked May 4, 2020 by balaji.thirumalai

1 answer

(chatquestion)...many hetero atoms are present following compound is/are: H,C-O- (1) 1 (3) 3 (4) 4

asked May 4, 2020 by balaji.thirumalai

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(chatquestion)...50 5 The value of 2 ;( 2n+ 1)! n = 0ollo (where, i = - 1) is (a) i (c) 48 + i (b) 47 – i (d) 0 1003 6 The value of 2 i' (where i = - 1) is %3D r =- 3 (a) 1 (c)i (b) – 1 (d) – i T ON REDMI Y3 UAL CAMERA...(Both Q-5 and Q-6)

asked May 4, 2020 by balaji.thirumalai

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(chatquestion)...(C) 3 Ifa >0 and b <0, then Va b is equal to (where, i = -1) (a) - Ja-b (c) a b| %3D (b) Ja-b|i (d) None of these

asked May 4, 2020 by balaji.thirumalai

1 answer

(chatquestion)...2 Ifi =-1, the number of values of i" +i-n for different n el is %3D (a) 1 (b) 2 (d) 4 (c) 3

asked May 4, 2020 by balaji.thirumalai

1 answer

(chatquestion)...I Example 10. Find the value of i r=1 (where, i = -1). %3D

asked May 4, 2020 by balaji.thirumalai

1 answer

(chatquestion)...100 I Example 9. Find the value of E (where, i = -1). in! n D0

asked May 4, 2020 by balaji.thirumalai

1 answer

(chatquestion)...13 I Example 8. Find the value of (i" +i+1) (where, i= -1) n=1 %3D

asked May 4, 2020 by balaji.thirumalai

1 answer

(chatquestion)...The combined equation of lines, through the origin and forming an equilateral triangle with the line 2x + By = 5 is |: (a) 7x² A8xy + 3y² = 0 (c) 23x² – 48xy + 3y = 0 (b) 23x – 48xy – 3y² = 0 (d) 7x – 48xy + 3y = 0

asked May 4, 2020 by balaji.thirumalai

1 answer

(chatquestion)...1 If (1+ i)2n+ (1-i)2" = -2"+1 (where, i = - 1) for all those n, which are %3D (a) even (c) multiple of 3 (b) odd (d) None of these

asked May 4, 2020 by balaji.thirumalai

1 answer

(chatquestion)...| Example 7. Dividing f(z) by z - i, where i = -1, we obtain the remainder i and dividing it by z+i, we get the remainder 1+ i. Find the remainder upon the division of f(z) by z+1....(Please solve)

asked May 3, 2020 by balaji.thirumalai

1 answer

(chatquestion)...(4) xog 9* = 81x Ans. : x = 81 or x 9. wil...(Solve this)

asked May 3, 2020 by balaji.thirumalai

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(chatquestion)...The general solution for sin 4x= is: (a) пт +(-1) (-1) : 4T (c) nt + (-1)" (d) nn + (-1)" 6 3

asked May 3, 2020 by balaji.thirumalai

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(chatquestion)...If 0.50 mol of BaCl, is mixed with 0.2 mol of Na,PO4, the maximum number of moles of Ba3(PO), that can be formed is A. 0.7 C. 0.3 B. 0.5 D. 0.1

asked May 3, 2020 by balaji.thirumalai

1 answer

(chatquestion)...159. Following structure is related to which compound? (1) Adenine H-N (2) Guanine (3) Uracil (4) Thymine Н

asked May 3, 2020 by balaji.thirumalai

1 answer

(chatquestion)...39. The ionic radii (in Å) of N³,0²-and F¯are respectively: [JEEM 2015, C] (b) 1.71,1.36 and 1.40 (d) 1.36, 1.71 and 1.40 (a) 1.71, 1.40 and 1.36 (c) 1.36, 1.40 and 1.71

asked May 3, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Consider the following species: CN, CN¯,NO and CN Which one of these will have the highest bond order? A NO B CN c CN D CN

asked May 3, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Solve K in kti + J5KH -2UK+6...(Pls I need d solution in screenshot or type it clear 4 proofread)

asked May 2, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Example If a relation R on the set {1, 2, 3} be defined by R = {(1, 2)}, then R is B. Transitive A. Reflexive D. None of these c. Symmetric 30 Sec! uracademy...(Ans b Anyone please help me)

asked May 2, 2020 by balaji.thirumalai

1 answer

(chatquestion)...6:13 PM ...0.0KB/s G9 ll D Question Cause of Positive Deviation: Difference in extent of association in two liquids (H20 & CH3OH) • Association in one of the liquids through H-bonding (C2H50H & C6H6) • Greater difference in length of hydrocarbon part of members of same homologous series (n-butane & n- heptane) • Difference in polarity of liquids: General Examples are when one is polar & Other is non-polar (CCI4 & CHC13) • Greater Difference in molar mass of non-polar molecules (CCI4 & C6H6) Negative deviations from Raoult's law: Condition: Upvote 42 Share XX

asked May 2, 2020 by balaji.thirumalai

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(chatquestion)...24. An alkene 'A' which can show both optical and geometrical isomerism with minimim molecular weight. MeaS B+C Compound C has less numbers of carbon atoms than B CH3MGCL NH CI D E+E (in equal amounts) 5% H,SO, at 0°C CHC CH- CM correct statement(s) is/are ? (A E is positional isomer of 'A' RB) E is having 7 allylic hydrogens (C) F gives immediate white turbidity with lucas reagent O) C gives yellow ppt with NaOBr

asked May 2, 2020 by balaji.thirumalai

1 answer

(chatquestion)...(28 RIIT Academy / Zenith Booklet / Chemistry / Aliphatic Hydrucarbon Ph H/ H-C-OH O/Ag A is Ph (AT (B) B contains both keto and ester functional groups OCHO C is Ph (D) Cis Ph

asked May 2, 2020 by balaji.thirumalai

1 answer

(chatquestion).... Incorrect order of lewis acidic character : (a) AICI, > AlBr3 > All3 (c) SF > SF4 > CCI4 (b) PCI5 > SiCl 4 > AICI3 (d) SİF4 > SiCl4 > SiBr....(Photo from Piyush Raj)

asked May 2, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Principal solutions of the equation sin 2x + cos 2x = 0, where pi< x < 2pi are

asked May 2, 2020 by balaji.thirumalai

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(chatquestion)...In give figure expansion of spring will be :- (take g = 10 m/s2) ↑ a = 2 m/s² k = 100N/m 2kg| 4kg

asked May 1, 2020 by balaji.thirumalai

1 answer

(chatquestion)...2. A body of mass 3 kg acted upon by a constant force is 1 displaced by S metre, given by relation S =, where t is in second. Power of the force is : E (1) constant (2) linearly increases with time (3) Increases with time as t1/2 (4) Increases with time as t/2 O radioactive nuclei „X^ emits an a (He) particle.

asked May 1, 2020 by balaji.thirumalai

1 answer

(chatquestion)...In AABC (a – b) c cos (a +b)°sin² (a) b? (b) c? (c) a? (d) a² + b? + c?

asked May 1, 2020 by balaji.thirumalai

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(chatquestion)...6. The number of electrons in ground state of nickel atom having m = 0 will be :- D 14 (2) 11 or 12 (3) 5 or 6 (4) 13 or 14

asked May 1, 2020 by balaji.thirumalai

1 answer

(chatquestion)...copper centres (1) Cytochrome oxidase (2) NADH, dehydrogenase complex (3) Cytochrome reductase (4) F-F, ATPase 159, When electron are move in electron transport chain of mitochondria which of the following changes occur? (a) pH of the matrix increases (b) ATP synthase pumps proton by active transport (c) NAD is oxidised" (1) only a L(3)b and c 160. Plants deficient of element zinc, show its effect on the biosynthesis of plant growth regulator :- (4) A 166. Whie (2) (3) (2) a and b *(4) a and c (4 167. W (2) Ethylene B....(159 Ka answer kya Hoga??)

asked May 1, 2020 by balaji.thirumalai

1 answer

(chatquestion)...H. ОН НО H. OH O Prostaglandin E,...(How many asymmetric (stereogenic) centres are present in compound? (A) 3 (B) 4 (C) 5 (D) 6)

asked May 1, 2020 by balaji.thirumalai

1 answer

(chatquestion)...:0-Н :0-н :0-н CI (v) (a) (b) (c) CI...(Arrange in correct order of acidic character)

asked May 1, 2020 by balaji.thirumalai

1 answer