Description : Why is the developing leaves of a fern coiled?
Last Answer : What is the answer ?
Last Answer : Fern Coiled Young The leaves Crozier To say Is.
Description : Why are my outide fern leaves brown?
Last Answer : Usually means to much heat or too much sun
Description : how do i dry giant fern leaves to preserve them
Last Answer : Need Answer
Description : whoso Rikki-tikki knew Nagaina had gone away. Nag coiled himself down, coil by coil, round the bulge at the bottom of the water-jar, and Rikki-tikki stayed still as death.?
Last Answer : so Rikki-tikki knew Nagaina had gone away. Nag coiled himself down, coil by coil, round the bulge at the bottom of the water-jar, and Rikki-tikki stayed still as death.
Description : A lizard - like member of reptilia is sitting on a tree with its tail coiled around a twing. This animal should be
Last Answer : A lizard - like member of reptilia is sitting on a tree with its tail coiled ... ) showing camouflage D. Chamaeleon showing protective colouration
Description : Coiled prtion of membranous labyrinth is filled with
Last Answer : Coiled prtion of membranous labyrinth is filled with
Description : 1. Genetic material in bacterium is a single chromosome made up of circular and coiled _______.
Last Answer : Fill in the blanks. 1. Genetic material in bacterium is a single chromosome made ... cells are known as extrachromosomal selfreplicating DNA.
Description : What are coiled protein strands that have barbs tipped with poisin called?
Last Answer : Need answer
Description : What is the coiled tube inside your belly and what does it do?
Description : When electricity runs through coiled wire the coil becomes a what?
Description : In your ear a part that looks like a coiled tube is?
Last Answer : cochlea
Description : In many proteins the hydrogen bonding produces a regular coiled arrangement which is called as (A) β-Helix (B) α-Helix (C) Both (A) and (B) (D) Spiral
Last Answer : Answer : B
Description : In many proteins the hydrogen bonding produces a regular coiled arrangement called (A) α-helix (B) β-helix (C) Both (A) and (B) (D) None of these
Last Answer : Answer : A
Description : A coiled structure in which peptide bonds are folded in regular manner by (A) Globular proteins (B) Fibrous proteins (C) Both (A) and (B) (D) None of these
Description : Globular proteins have completely folded, coiled polypeptide chain and the axial ratio (ratio of length to breadth) is (A) Less than 10 and generally not greater than 3–4 (B) Generally 10 (C) Greater than 10 and generally 20 (D) Greater than 10
Description : A direct current passing through a wire coiled around a soft iron core is the description of a simple ____________. A. magnetic shield B. electromagnet C. piezoelectric device D. electromagnetic domain
Last Answer : Answer: B
Description : Silico-manganese steels (containing 0.7% Mn, 0.5% C and 2% Si) (A) Do not require heat treatment for any of its applications (B) Are used for leaf and coiled springs (C) Do not have good resilience properties (D) Is tempered at 850°C
Last Answer : (B) Are used for leaf and coiled springs
Description : The helix angle in case of closely coiled helical spring is (A) less than 5° (B) 5° to 7° (C) 7° to 10° (D) more than 10°
Last Answer : (D) more than 10°
Description : The helix angle in case of closely coiled helical spring is (A) less than 10° (B) 10° to 15° (C) 15° to 20° (D) more than 20°
Last Answer : (A) less than 10°
Description : The helix angle is very small about 20. The spring is open coiled spring. a) Yes b) It is closed coiled spring c) That small angle isn’t possible d) None of the listed
Last Answer : b) It is closed coiled spring
Description : Match the following columns and select the correct option. Column-I Column-II (A) Organ of Corti (i) Connects middle ear and pharynx (B) Cochlea (ii) Coiled part of the labyrinth (C) Eustachian tube (iii) Attached to the oval window (D) Stapes (iv) Located on the basilar membrane
Last Answer : (C) Eustachian tube (iii) Attached to the oval window
Description : Identify the correct statement with reference to human digestive system. (a) Ileum opens into small intestine. (b) Serosa is the innermost layer of the alimentary canal. (c) IIeum is a highly coiled part. (d) Vermiform appendix arises from duodenum.
Last Answer : (c) IIeum is a highly coiled part.
Description : In double helix of DNA, the two DNA strands are (a) coiled around a common axis (b) coiled around each other (c) coiled differently (d) coiled over protein sheath.
Last Answer : (a) coiled around a common axis
Description : Which of the following shows coiled RNA strand and capsomeres? (a) Polio virus (b) Tobacco mosaic virus (c) Measles virus (d) Retrovirus
Last Answer : (b) Tobacco mosaic virus
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 : Organisms are parasitic and have a resistant spore with one to six coiled polar filaments belong to which phylum of Protozoa? A.Labyinthomorpha B.Sarcomastigophora C.Apicomplexa D.Myxozoa
Last Answer : D.Myxozoa
Description : A closely coiled helical spring of radius R, contains n turns and is subjected to an axial load W. If the radius of the coil wire is r and modulus of rigidity of the coil material is C, the deflection of the coil is (A) WR3n/Cr4 (B) 2WR3n/Cr4 (C) 3WR3n/Cr4 (D) 4WR3n/Cr
Last Answer : (D) 4WR3n/Cr
Description : A closely coiled helical spring of radius R, contains n turns and is subjected to an axial loadW. If the radius of the coil wire is r and modulus of rigidity of the coil material is C, the stress developed in the helical spring is (A) WR/ 3 (B) 2WR/ 3 (C) 2WR/ 2 (D) 4WR/ 2
Last Answer : (B) 2WR/ 3
Description : What pressure measuring device consists of a coiled hollow tube that tends to straighten out when the tube is subjected to an internal pressure? A. Aneroid B. Manometer C. Bourdon pressure gage D. Barometer
Last Answer : Bourdon pressure gage
Description : There are number of laminations in a (a) Close coiled spring (b) Open coiled spring (c) Spiral spring (d) None
Last Answer : (d) None
Description : A spring used to absorb shocks and vibrations is (a) Close-coil helical spring (b) Open coiled helical spring (c) Spiral spring (d) Leaf spring
Last Answer : (d) Leaf spring
Description : The type of stress induced in a closed coiled helical tension spring is a. tensile b. compressive c. torsional shear d. tensile and compressive
Last Answer : c. torsional shear
Description : Wahl’s stress concentration factor is used in close coiled springs under axial load to account for (a) Shear effect (b) Bending effect (c) Compression effect (d) none
Last Answer : (b) Bending effect
Description : A close coiled helical spring is compressed. Its wire is subjected to A. Compression B. Tension C.Shear D. Torque
Last Answer : B. Tension
Description : Strain energy in a close coiled helical spring is (a) τ2/8G (b) τ2/16G (c) τ2/4G (d) None
Last Answer : (c) τ2/4G
Description : Deflection in a close coiled helical spring is (a) 16 WR3n/Gd4 (b) 32 WR3n/Gd4 (c) 64 WR3n/Gd4 (d) None
Last Answer : (c) 64 WR3n/Gd4
Description : Shear stress in a close coiled helical spring is (a) 16WD/π d3 (b) 32WD/π d3 (c) 8WD/π d3 (d) None
Last Answer : (c) 8WD/π d3
Description : A close coiled spring under axial load produces (a) Bending stresses (b) Shear stresses (c) Tensile stresses (d) None
Last Answer : (b) Shear stresses
Description : Angle of helix in a close coiled spring is (a) < 100 (b) >100 (c) =100 (d) None
Last Answer : (a) < 100
Description : If a close-coiled helical spring absorbs 50 N-mm of energy while extending by 5 mm, its stiffness will be (a) 2 N/mm (b) 4 N/mm (c) 6 N/mm (d) 10 N/mm
Last Answer : (d) 10 N/mm
Description : A close-coiled helical spring of stiffness 30 N/mm is arranged in series with another such spring of stiffness 60 N/mm. The stiffness of composite unit is (a) 20 N/mm (b) 30 N/mm (c) 45 N/mm (d) 90 N/mm
Last Answer : (a) 20 N/mm
Description : Two close-coiled helical springs are equal in all respects except the number of turns. If the number of turns are in the ratio of 2:3, then the stiffness of the spring will be in the ratio of (a) 2:3 (b) 4:9 (c) 3:2 (d) 9:4
Last Answer : (c) 3:2
Description : A close –coiled helical spring is cut into two equal parts. The stiffness of the resulting springs will be (a) same (b) double (c) half (d) One-fourth
Last Answer : (b) double
Description : The close-coiled helical springs ‘A’ and ‘B’ are of same material, same coil diameter, same wire diameter and subjected to same load. If the number of turns of spring ‘A’ is half that of spring ‘B’, the ratio of deflection of spring ‘A’ to spring ‘B’ is (a)1/2 (b) 1 (c) 2 (d) 4
Last Answer : (a)1/2
Description : When a close-coiled helical spring is subjected to an axial load, it is said to be under. (a) Bending (b) Shear (c) Torsion (d) Crushing
Last Answer : (c) Torsion
Last Answer : d) Leaf spring