The tendency of a deformed solid to regain its actual proportions instantly upon unloading known as ______________

a) Perfectly elastic

b) Delayed elasticity

c) Inelastic effect

d) Plasticity

1 Answer

Answer :

a) Perfectly elastic

Related questions

Description : Elasticity (e) expressed by the formula 1 > e > 0 is - (1) Perfectly elastic (2) Relatively elastic (3) Perfectly inelastic (4) Relatively inelastic

Last Answer : (4) Relatively inelastic Explanation: Elasticity (e) expressed by the formula 1 > e > 0 is relatively inelastic. Elasticity is responsiveness of one variable to a change in another, when other conditions are held constant.

Description : A horizontal demand curve is - (1) relatively elastic (2) perfectly inelastic (3) perfectly elastic (4) of unitary elasticity

Last Answer : (3) perfectly elastic Explanation: The demand curve facing a perfectly competitive firm is flat or horizontal. This is because all firms in perfect competition are by definition selling an identical (homogeneous) ... of the curve is zero, it is impossible for the price to change in the market.

Description : Very short period is the market condition where the supply remain perfectly (a) Elastic ; (b) Inelastic ; (c) Unity elastic ; (d) Elasticity less than 1

Last Answer : (b) Inelastic ; 

Description : Elasticity (e) expressed by the formula l > e > 0 is (1) Perfectly elastic (2) Relatively elastic (3) Perfectly inelastic (4) Relatively inelastic

Last Answer : Relatively inelastic

Description : A horizontal demand curve is (1) ralatively elastic (2) perfectly inelastic (3) perfectly elastic (4) of unitary elasticity

Last Answer : perfectly elastic

Description : The property of a soil which allows it to be deformed rapidly without rupture, elastic rebound and also a volume change, is known (A) Porosity (B) Plasticity (C) Permeability (D) Ductility

Last Answer : Answer: Option B

Description : The property of soil which allows it to be deformed rapidly, without rupture, without elastic rebound and without volume change is known as a) Porosity b) Plasticity* c) Stiffness d) Plastic limit

Last Answer : b) Plasticity*

Description : The permanent mode of deformation of a material known as _____________ a) Elasticity b) Plasticity c) Slip deformation d) Twinning deformation

Last Answer : b) Plasticity

Description : Which of the following is measure of stiffness? a) Modulus of elasticity b) Modulus of plasticity c) Resilience d) Toughness

Last Answer : a) Modulus of elasticity

Description : A material is said to be perfectly elastic if  (A) It regains its original shape on removal of the load  (B) It regains its original shape partially on removal of the load  (C) It does not regain its original shape at all  (D) None of these

Last Answer : (A) It regains its original shape on removal of the load 

Description : Which of the following are true about plasticity? a) Permanent Deformation b) Ability to retain deformation under load or after removal of load c) Plastic deformation is greater than elastic deformation d) All of the mentioned

Last Answer : d) All of the mentioned

Description : 48. A perfectly elastic body (a) Can move freely (b) Has perfectly smooth surface (c) Is not deformed by any external surface (d) Recovers its original size and shape when the deforming force is removed.

Last Answer : d) Recovers its original size and shape when the deforming force is removed.

Description : If elasticity of demand is perfectly inelastic, then burden of tax will be on (a) Buyer (b) Seller (c) on both (a) and (b) (d) More on seller

Last Answer : (a) Buyer

Description : Define coefficient of restitution and obtain its value for an elastic collision and a perfectly inelastic collision.

Last Answer : Define coefficient of restitution and obtain its value for an elastic collision and a perfectly inelastic collision.

Description : Any factor of production can earn economic-rent, when its supply will be - (1) Perfectly elastic (2) Perfectly inelastic (3) Elastic in nature (4) All of the above

Last Answer : (2) Perfectly inelastic Explanation: Economic rent is the revenue that can be earned from the land or other natural resource for which there is a fixed supply - as economists like to say, the supply ... inelastic, the amount of its supply does not depend on any income that the resource can produce.

Description : )When percentage change in demand for a commodity is less than percentage change in its price, then demand is said to be - (1) Highly elastic (2) Inelastic (3) Relatively elastic (4) Perfectly inelastic

Last Answer : (2) Inelastic Explanation: When the percentage change in quantity demanded is less than the percentage change in price, then the demand for the commodity is said to be inelastic. Price elasticity of demand refers to the degree of responsiveness of quantity demanded to change in price.

Description : Any factor of production can earn economic-rent, when its supply will be (1) Perfectly elastic (2) Perfectly inelastic (3) Elastic in nature (4) All of the above

Last Answer : Perfectly inelastic

Description : When percentage change in demand for a commodity is less than percentage change in its price, then demand is said to be (1) Highly elastic (2) Inelastic (3) Relatively elastic (4) Perfectly inelastic

Last Answer : Inelastic

Description : Economic rent does not arise when the supply of a factor unit is - (1) Perfectly inelastic (2) Perfectly elastic (3) Relatively elastic (4) Relatively inelastic

Last Answer : (2) Perfectly elastic Explanation: Economic rent in the sense of surplus over transfer earnings arise when the supply of the factor units is less than perfectly elastic or not perfectly elastic. When ... , at a given price or remuneration, the entrepreneur can engage any number of factor units.

Description : The demand for necessities is - (1) elastic (2) perfectly inelastic (3) inelastic (4) perfectly elastic

Last Answer : (2) perfectly inelastic Explanation: Inelastic demand means that if the price changes, the quantity demanded will not change much. The more necessary a good is, the lower the elasticity, as people ... it no matter the price. Necessities such as water are likely to have perfectly inelastic demand.

Description : If the change in demand for a commodity is at a faster rate than change in the price of the commodity, the demand is - (1) perfectly inelastic (2) elastic (3) perfectly elastic (4) inelastic

Last Answer : (3) perfectly elastic Explanation: If quantity demanded changes by a very large percentage as a result of a tiny percentage change in price, then the demand is said to be perfectly elastic ... in this extreme case would be undefined but it approaches negative infinity as demand becomes more elastic.

Description : The demand curve facing a perfectly competitive firm is - (1) downward sloping (2) perfectly inelastic (3) a concave curve (4) perfectly elastic

Last Answer : (4) perfectly elastic Explanation: A perfectly competitive industry is comprised of a. large number of relatively small firms that sell identical products. Each perfectly competitive firm is so small ... at the going market price. This translates into a horizontal or perfectly elastic demand curve.

Description : Kinetic theory of gases assumes that the collisions between the molecules are  (a) perfectly elastic  (b) perfectly inelastic  (c) partly elastic  (d) partly inelastic  (e) partly elastic and partly inelastic.

Last Answer : Answer : a

Description : If the consumption of a product can be postponed for the time being (a) The demand for the product will be inelastic (b) The demand for the product will be relatively elastic (c) The demand for the product will be perfectly elastic (d) The demand for the product will be perfectly inelastic

Last Answer : (b) The demand for the product will be relatively elastic 

Description : The demand curve facing a perfectly competitive firm is (1) downward sloping (2) perfectly inelastic (3) a concave curve (4) perfectly elastic

Last Answer :  perfectly elastic

Description : The demand for necessities is (1) elastic (2) perfectly inelastic (3) inelastic (4) perfectly elastic 

Last Answer : perfectly inelastic

Description : Economic rent does not arise when the supply of a factor unit is (1) Perfectly inelastic (2) Perfectly elastic (3) Relatively elastic (4) Relatively inelastic

Last Answer : Perfectly elastic

Description : If the change in demand for a commodity is at a faster rate than change in the price of the commodity, the demand is (1) perfectly inelastic (2) elastic (3) perlectly elastic (4) inelastic

Last Answer : perlectly elastic

Description : When stress is increased beyond elastic limit and material is permanently changed this property is a) Permanent stress b) Elasticity c) Yield strength d) Plasticity

Last Answer : d) Plasticity

Description : Which of the following facts are true for resilience? a) Ability of material to absorb energy when deformed elastically b) Ability to retain deformation under the application of load or after removal ... c) Ability of material to absorb energy when deformed plastically d) None of the mentioned

Last Answer : a) Ability of material to absorb energy when deformed elastically

Description : Resilience is defined as the property of material to absorb energy when deformed _________ and to release this energy when unloaded. a) Elastically b) Plastically c) Up to fracture point d) None of the listed

Last Answer : a) Elastically

Description : Which of the following property is essential for spring materials? (A) Stiffness (B) Ductility (C) Resilience (D) Plasticity

Last Answer : (C) Resilience

Description : The ability of a material to resist plastic deformation known as _____________ a) Tensile strength b) Yield strength c) Modulus of elasticity d) Impact strength

Last Answer : b) Yield strength

Description : A member which does not regain its original shape after removed of load producing deformation is said (A) Plastic (B) Elastic (C) Rigid (D) None of these

Last Answer : (A) Plastic

Description : Perfectly inelastic demand is equal to : (1) One (2) Infinite (3) Zero (4) Greater than one

Last Answer : (3) Zero Explanation: Price Elasticity of Demand is a measure of the relationship between a change in the quantity demanded of a particular good and a change in its price. It measures the responsiveness of ... to 0, demand is perfectly inelastic (i.e., demand does not change when price changes).

Description : In a perfectly inelastic collision, kinetic energy A. totally disappears B. is increased C. is decreased D. is unchanged

Last Answer :  totally disappears

Description : Perfectly inelastic demand is equal to : (1) One (2)Infinite (3) Zero (4)Greater than one

Last Answer : Zero

Description : A flange coupling is used to connect two shafts A. Which are perfectly aligned B. Which are not in exact alignment C. Have lateral misalignment D. Whose axes intersect at a small angle

Last Answer : A. Which are perfectly aligned

Description : Oldham coupling is used to connect two shafts A. Which are perfectly aligned B. Which are not in exact alignment C. Which have lateral misalignment D. Whose axes intersect at a small angle

Last Answer : C. Which have lateral misalignment

Description : A universal coupling is used to connect two shafts A. Which are not in exact alignment B. Which are perfectly aligned C. Whose axes intersect at a small angle D. Have lateral misalignment

Last Answer : C. Whose axes intersect at a small angle

Description : A complementary shear stress is equal in magnitude and opposite in rotational tendency of an applied (a) Tensile stress (b) Compressive stress (c) Shear stress (d) None

Last Answer : (c) Shear stress

Description : A highly elastic material is deformed least on loading and retains its original form on removal of the load. Which of the following is the most elastic material? (A) Steel (B) Glass (C) Rubber (D) Brass

Last Answer : Option A

Description : Steel is more elastic than rubber because it – (1) requires larger deforming force (2) Is never deformed (3) is deformed very easily (4) is harder than rubber

Last Answer : (3) is deformed very easily Explanation: Elasticity is the capability of an object to return to its former shape once a load inducing strain is removed. Young Modulus or elastic modulus [tendency to be ... ., nonpermanently) when a force is applied to it] of steel is more than that of rubber.

Description : Steel is more elastic than rubber because it : (1) requires larger deforming force (2) is never deformed (3) is deformed very easily (4) is harder than rubber

Last Answer : is deformed very easily

Description : In the Haig-Soderberg diagram, the test data for ductile material falls near the ______________ a) Soderberg line b) Goodman Line c) Gerber line d) Haig line

Last Answer : c) Gerber line

Description : Vulcanisation of rubber does not increase its (A) Elasticity (B) Plasticity (C) Ductility (D) None of these

Last Answer : (B) Plasticity

Description : Vulcanisation of rubber (A) Decreases its tensile strength (B) Increases its ozone & oxygen reactivity (C) Increases its oil & solvent resistance (D) Converts its plasticity into elasticity

Last Answer : (D) Converts its plasticity into elasticity

Description : Fillers such as zinc oxide and carbon black are added to the crude natural rubber before vulcanisation in order to improve its (A) Elasticity (B) Strength (C) Plasticity (D) Weathering characteristics

Last Answer : (D) Weathering characteristics

Description : A material is able to retain the deformation permanently by virtue of its (A) Elasticity (B) Plasticity (C) Ductility (D) Malleability

Last Answer : (B) Plasticity

Description : Vulcanisation of rubber (A) Decreases its tensile strength (B) Increases its ozone & oxygen reactivity (C) Increases its oil & solvent resistance (D) Converts its plasticity into elasticity

Last Answer : (D) Converts its plasticity into elasticity