Description : Which conformational state of n-butane lies in higher energy state when rotated along `C_(2)-C_(3)` bond?
Last Answer : Which conformational state of n-butane lies in higher energy state when rotated along `C_(2)-C_(3)` bond?
Description : The most stable conformation of cyclohexane is the : (a) Haworth form (b) Boat form (c) Newman form (d) Chair form
Last Answer : Chair form
Description : The newman projection formula of 2-3, dimethylbutane is given as X,Y respectively can be:
Last Answer : The newman projection formula of 2-3, dimethylbutane is given as X,Y respectively can be: A. `-CH(CH_(3))_(2) " ... )` D. `H" and " -CH(CH_(3))_(2)`
Description : In the Newman projection for `2,2`- dimethylbutane `X` and `Y` can, respectively, be
Last Answer : In the Newman projection for `2,2`- dimethylbutane `X` and `Y` can, respectively, be A. H and H B. H and ` ... 2)H_(5)` and H D. `CH_(3) and CH_(3)`
Description : For the compound `A-CH_(2)-CH_(27)-A` draw the newman projection formula of all the stable conformational it `mu_(obs) = 2D " and " X_(anti) = 0.75 "
Last Answer : For the compound `A-CH_(2)-CH_(27)-A` draw the newman projection formula of all the stable conformational it ` ... " mu_(gauche.)("If "A= NO_(2))`
Description : In the following the most stable conformation of n-butane is :
Last Answer : In the following the most stable conformation of n-butane is : A. B. C. D.
Description : A 3 L gas mixture of propane `(C_(3)H_(8))` and butane `(C_(4)H_(10))` on complete combustion at 25 C produced 10 L `CO_(2.)` Assuming constant P and
Last Answer : A 3 L gas mixture of propane `(C_(3)H_(8))` and butane `(C_(4)H_(10))` on complete combustion at 25 C ... .5L` D. `C_(3)H_(8),0LandC_(4)H_(10),3L`
Description : An allosteric enzyme influences the enzyme activity by (A) Competiting for the catalytic site with the substrate (B) Changing the specificity of the enzyme for the substrate (C) Changing the conformation ... binding to a site other than catalytic site (D) Changing the nature of the products formed
Last Answer : Answer : C
Description : A line AB with end point A (2,3) & B (7,8) is to be rotated about origin by 300 inclockwise direction. Determine the coordinates of end points S of rotated line. a.(3.232, 2.598) b.(5.232, 3.598) c.(3.232, 1.298) d.(3.232, 1.598)
Last Answer : d.(3.232, 1.598)
Description : A rectangular coil of copper wires is rotated in a magnetic field. The direction of the induced current changes once in each -Physics-10
Last Answer : half revolution When a rectangular coil is rotated in magnetic field, the direction of the induced current changes once in half revolution. As a result, the direction of the current in the coil remains the same. In text 13.7 Page:238
Description : If the steering stand selector switch is allowed to remain in the 'Non-Followup' mode after testing of the steering gear, the rudder will _____________. EL-0097 A. not respond to commands from the ... actuator D. stop moving only when the helm is counter-rotated to put the pump at neutral stroke
Last Answer : Answer: A
Description : Which of the following compounds contains a double bond? w) butene x) acetylene y) butane z) propane
Last Answer : ANSWER: W -- BUTENE
Description : Which of the following have `Delta H_(f)^(º) lt 0`
Last Answer : Which of the following have `Delta H_(f)^(º) lt 0` A. Ozone B. O(g) C. P(red) D. `S_(8)` (monoclinic)
Description : Dinitrogen gas is evolved when sodium nitrite is heated below `500^(º)C`
Last Answer : Dinitrogen gas is evolved when sodium nitrite is heated below `500^(º)C` A. alone B. ... chloride C. with sodium chloride D. with potassium nitrate
Description : The sun rises in Arunachal Pradesh two hours before it does in Dwaraka in Gujarat. This is because the former is (a) higher in elevation than Dwaraka (b) situated further north than Dwaraka (c) situated ... than Dwaraka (d) situated about 30 º east of Dwaraka and the earth rotates from west to east
Last Answer : Ans: (d)
Description : Which one of the following activities is not correct as applicable to brick corbels? (A) The maximum projection of the corbel should not be more than the thickness of the wall (B) The ... to carry heavy concentrated loads (D) Stretcher bond is generally used for the construction of brick corbel
Last Answer : Answer: Option D
Description : Natural gas recovered along with crude oil from oil wells is called wet natural gas which has a higher __________ compared to the dry natural gas. (A) Unsaturated hydrocarbon content (B) Calorific value (C) Quantity of propane (D) Quantity of butane
Last Answer : (B) Calorific value
Description : The direction of projection for the range of a projectile to be maximum on an inclined plane having angle of inclination 30? to the horizontal, whould be a.45? with horizontal b.30? with vertical c.30? with horizontal d.60? with inclined plane e.45? with inclined plane
Last Answer : b. 30? with vertical
Description : Which hydrocarbon is formed by the action of sodium on ethyl iodide? (a) Methane (b) Ethane (c) Ethylene (d) Butane
Last Answer : Ans:(d)
Description : Grams of butane (C4H10 ) formed by the liquefaction of 448 litres of the gas (measured at (STP) would be (A) 580 (B) 640 (C) 1160 (D) Data insufficient; can't be computed
Last Answer : (C) 1160
Description : Which one of the following contains `C_(sp^(2)) - OH` bond?
Last Answer : Which one of the following contains `C_(sp^(2)) - OH` bond? A. vinyl alcohol B. allyl alcohol C. benzyl alcohol D. carbolic acid
Description : The torque of 50 Nm is applied on the wheel operating a valve. If the wheel is rotated through two revolutions, work done in Newton-metres is given by a.628 b.107 dynes c.314 d.25 e.100
Last Answer : a. 628
Description : What is the name given to the angle through which a transmitters rotor is mechanically rotated?
Last Answer : Signal.
Description : The parasitic array can be rotated to receive or transmit in different directions. What is the name given to such an antenna?
Last Answer : Rotary array.
Description : Newman! Did you hear that the actor Wayne Knight has died?
Last Answer : Also in Jurasic Park I believe.
Description : What was with Randy Newman at the Apple Keynote?
Last Answer : He has been diagnosed with the physically debilitating Epstein-Barr virus.
Description : Do you have any thoughts regarding the passing of legendary actor PAUL NEWMAN?
Last Answer : He is an example to us all of a life well-lived in so many different ways. He made the world a better place, he loved, he had fun.
Description : What are black holes with mass satisfying the Ker-Newman inequality called? -Space
Last Answer : answer:
Description : who is Paul Newman?
Last Answer : Paul Leonard Newman was an American actor, film director, race car driver, and entrepreneur. He was the recipient of numerous awards, including an Academy Award, a BAFTA Award, a Screen Actors Guild Award, and a Primetime Emmy Award.
Description : How many eggs did Paul Newman really eat while making the movie?
Last Answer : Need answer
Description : What books are written by Adam T. Newman?
Last Answer : Adam T. Newman wrote the award winning Children's Books, "How to Catch a Cold", "How to Fight a Cold", The Girl who Lost Her Voice", "Kai and Ty Go To Hawaii" and "Eva the Diva".
Description : “Stored Program” concept was developed by ______ (A) Maurice Wilkes (B) Von Neumann (C) M.H.A. Newman (D) None of the Above
Last Answer : (B) Von Neumann
Description : The “morning star of Industrial Revolution” (a) Thomas Newman (b) John James (c) Francis Bacon (d) James Watt
Last Answer : (d) James Watt
Description : The reduced levels of points, 30 metres apart along the longitudinal section of a road portion between chainages 5 and 9 are shown in the given figure. If there is a uniform up-gradient of the road 120 in 1, the chainage ... 15) chains (B) (6 + 12) chains (C) (6 + 18) chains (D) None of these
Last Answer : (B) (6 + 12) chains
Description : The least stable conformation of cyclohexane is
Last Answer : The least stable conformation of cyclohexane is A. Boat B. Chair C. Twist boat D. Half chair
Description : The true statement about the following conformation is :
Last Answer : The true statement about the following conformation is : A. It has maximum angle strain. B. It ... bonding. D. It has maximum Vander Waal strain.
Description : The eclipsed and staggered conformation of ethane is due to -
Last Answer : The eclipsed and staggered conformation of ethane is due to - A. Free rotation about C-C single bond ... rotation about C-C bond D. None of the above
Description : 1.The preferred conformation of cis-1,3-dimethylcyclohexane is:?
Last Answer : 14
Description : Lock' and Key' model of enzyme action proposed by Fisher implies that (A) The active site is flexible and adjusts to substrate (B) The active site requires removal of PO4 group ( ... complementary in shape to that of the substrate (D) Substrates change conformation prior to active site interaction
Description : Fischer's lock and key' model of the enzyme action implies that (A) The active site is complementary in shape to that of substance only after interaction. (B) The active site is ... change conformation prior to active site interaction (D) The active site is flexible and adjusts to substrate
Last Answer : Answer : B
Description : Both α-helix and β-pleated sheet conformation of proteins were proposed by (A) Watson and Crick (B) Pauling and Corey (C) Waugh and King (D) Y.S.Rao
Description : The α-Helix is held in a coiled conformation partially because of : (a) Optical activity (b) Hydrogen bonding (c) Resonance (d) Delocalization
Last Answer : Hydrogen bonding
Description : Which of the following is the quaternary structure of proteins concerned with? (a) sequence of amino acids in the peptide chain (b) description of the way the peptide chains are arranged with ... (c) location of the disulfide bridges in the peptide chain (d) conformation of the protein backbone
Last Answer : description of the way the peptide chains are arranged with respect to each other
Description : Which of the following may characterize the “secondary structure” of proteins? (a) conformation of the protein backbone (b) α-Helix (c) parallel β-pleated sheet (d) all of the above
Last Answer : all of the above
Description : Which of the following has two equatorial alkyl substituents in its most stable conformation? (a) 1,1-dimethylcyclohexane (b) cis-1,2-dimethylcyclohexane (c) cis-1,3-diethylcyclohexane (d) cis-1,4-diethylcyclohexane
Last Answer : cis-1,3-diethylcyclohexane
Description : The eclipsed and staggered forms of ethane are said to differ in __________. (a) molecular formula (b) configuration (c) conformation (d) constitution
Last Answer : conformation
Description : The following proportion of the ingredients of concrete mix, is not in conformation to arbitrary method of proportioning (A) 1 : 1 : 2 (B) 1 : 2 : 4 (C) 1 : 3 : 6 (D) 1 : 4 : 10