May 2022
-
May 19, 2022
24.To double the length of a iron wire having area of cross-section 0.5 cm2, the required force will be (Y=1012 dyne/cm2)...
-
May 19, 2022
a. Hexamethylene diamine and ehhylene glycol b. Adipic acid and ethylene glycol c. Adipic acid and hexamethylene diamine d. Dimethyl...
-
May 19, 2022
a. Bakelite b. Polystyrene c. Nylon d. PVC Ans. a (12)
-
May 19, 2022
a. Propene b. Butadiene c. Adipi acid d. Amino acid Ans. d (8)
-
May 19, 2022
a. (i) b. (ii) c.(iii) d. (iv) Ans. a (6)
-
May 19, 2022
a. Bakelite b. Nylon 6, 6 c. Terylene d. Nylon 6 Ans. d (11)
-
May 19, 2022
(a) 2/3π2f2ml2 (b) 4/3 f2ml2 (c) 4π2f2ml2 (d) Zero Ans. a (20)
-
May 19, 2022
a. RSiCl 3 b. R 2 SiCl 2 c. R 3 SiCl d. R4 Si Ans. a (7)
-
May 19, 2022
a. CH 3 SiCl 3 and Si (CH 3 ) 4 b. (CH3 ) 2 SiCl 2 and (CH 3) 3 SiCl c. (CH3 ) 2 SiCl 2 and...
-
May 19, 2022
(a) L2/2M (b) P2/2MR (c) L2/2MR2 (d) MP/2 Ans. c (16)
-
May 19, 2022
a. LialH 4 b. HNO 3 c. AlCl 3 d. BuLi Ans. c (16)
-
May 19, 2022
(a) 2π2 In2 (b) 4π2 In2 (c) 6π2 In2 (d) 8π2 In2...
-
May 19, 2022
a. Wolf rearrangment b. Amadori rearrangement c. Curtius rearrangement d. Beckmann rearrangement Ans. d (53)
-
May 19, 2022
a. Hydrolysis of (CH3 )3 SiCl followed by condensation b. Hydrolysis of CH3 SiCl3 followed by condensation c. Hydrolysis of ...
-
May 19, 2022
(a) v√r/g (b) 2v√r/g (c) 4v√r/g (d) √3r/g Ans. c (20)
-
May 19, 2022
a. Polymers b. Copolymer c. Addition d. Condensation polymer Ans. b (31)
-
May 19, 2022
(a) 531 N–m (b) 570 N–m (c) 520 N–m (d) 551 N–m Ans. a (5)
-
May 19, 2022
a. Polystyrene b. Protein c. Starch d. Nucleic acid Ans. b (7)
-
May 19, 2022
a. Butyal rubber b. Poly styrene c. Starch d. PVC Ans. a (10)
-
May 19, 2022
(a) 600% (b) 150% (c) 100% (d) 1500% Ans. c (8)
-
May 19, 2022
(a) Half ...
-
May 19, 2022
(a) Equal to that on A (b) Four times that on A (c) Two times that on A ...
-
May 19, 2022
a. Titanium tetrachloride and triphenyl aluminium b. Titanium tetrachloride and triethyl aluminium c. Titanium dioxide d. titanium isopropoxide Ans. b...
-
May 19, 2022
a. Solid polymer of nylon 66 b. liquid polymer of nylon 66 c. Gaseous polymer of nylon 66 d. Liquid...
-
May 19, 2022
(a) FR (b) Fθ (c) FR/θ (d) FRθ Ans. d (31)
-
May 19, 2022
a. Condensation reaction between monomers b. corrdinate reaction between monomers c. Conversaion of monomers to monomers ions by protons d.Hydrolysis...
-
May 19, 2022
(a) Equal to rotational kinetic energy (b) Double of rotational kinetic energy (c) Half of rotational...
-
May 19, 2022
a. Sterospecific b. Non-metallic complexes c. Gaseous catalysts d. Universal in all polymerisation reactionos Ans. a (7)
-
May 19, 2022
(a) Time period (b) (Time period)2 (c) (Time period)–1 (d) (time period)–2 Ans. d (11)
-
May 19, 2022
a. Ziegler- Natta process b. Heating with peroxides c. Condensing in sealed tubes d. Condensing with styrenes Ans. a (14)
-
May 19, 2022
a. Below 10° C b. 10° to 50° C c. 50° to 80° C d. 80° to 140° C Ans....
-
May 19, 2022
(a) 1 J (b) 0.5 J (c) 0.7 J (d) 1.4 J Ans. c (6)
-
May 19, 2022
(a) v/R (b) Continuously increasing (c) Dependent on mass (d) Independent of radius (R) Ans. a (76)
-
May 19, 2022
(a) 2:1 (b) 1:8 (c) 1:7 (d) 2√2:1 Ans. a (15)
-
May 19, 2022
a. Water b. Na 2 Co 3 c. A q. NaOH d. Aq. HCl Ans. c (8)
-
May 19, 2022
(a) 0.01 erg (b) 0.02 joule (c) 0.03 joule (d) 0.01 joule Ans. d (60)