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

Define coefficient of restitution and obtain its value for an elastic collision and a perfectly inelastic collision.
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Define coefficient of restitution and obtain its value for an elastic collision and a perfectly inelastic collision.
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For perfectly elastic bodies, the value of the coefficient of restitution is a.1 b.0.372 c.0.5 d.Zero e.Any value between 0 and 1

Description : For perfectly elastic bodies, the value of the coefficient of restitution is a.1 b.0.372 c.0.5 d.Zero e.Any value between 0 and 1

Last Answer : a. 1

For perfectly elastic bodies the value of the coefficient of restitution is a.0.707 b.0.5 c.1 d.0.25 e.Zero

Description : For perfectly elastic bodies the value of the coefficient of restitution is a.0.707 b.0.5 c.1 d.0.25 e.Zero

Last Answer : a. 0.707

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

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

Last Answer :  totally disappears

If the total kinetic energy and momentum of a system becomes zero after collision, then the collision is A. elastic B. inelastic C. conserved D. not conserved

Description : If the total kinetic energy and momentum of a system becomes zero after collision, then the collision is A. elastic B. inelastic C. conserved D. not conserved

Last Answer :  inelastic

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

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.

)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

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.

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

Description : 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

Last Answer : a) Perfectly elastic

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

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

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

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

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

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.

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

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.

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

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.

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

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.

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

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.

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

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.

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

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

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 ; 

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

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 

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

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

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

Last Answer : perfectly inelastic

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

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

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

Last Answer : perfectly elastic

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

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

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

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

In a perfectly elastic collision, the relative speed of approach and relative speed of separation are A. equal B. in equal C. zerD. infiniteo

Description : In a perfectly elastic collision, the relative speed of approach and relative speed of separation are A. equal B. in equal C. zero D. infinite

Last Answer : equal

In a perfectly elastic collision, momentum and energy are A. not conserved B. conserved C. becomes zero after collision D. equal before collision

Description : In a perfectly elastic collision, momentum and energy are A. not conserved B. conserved C. becomes zero after collision D. equal before collision

Last Answer : conserved

In the impact problems the following conditions must always be satisfied a.The total kinetic energy remains unchanged b.The total linear momentum remains unchanged c.The magnitude of the total linear momentum is multiplied by the coefficient of restitution d.The kinetic energy of the system is reduced by a factor proportional to the coefficient of restitution e.None of the above

Description : In the impact problems the following conditions must always be satisfied a.The total kinetic energy remains unchanged b.The total linear momentum remains unchanged c.The magnitude of the total linear ... is reduced by a factor proportional to the coefficient of restitution e.None of the above

Last Answer : b. The total linear momentum remains unchanged

In an inelastic collision, state which of the following statements is true: (a) Momentum is conserved and kinetic energy is conserved. (b) Momentum is not conserved and kinetic energy is conserved. (c) Momentum is conserved and kinetic energy is not conserved. (d) Momentum is kinetic energy are not conserved.

Description : In an inelastic collision, state which of the following statements is true: (a) Momentum is conserved and kinetic energy is conserved. (b) Momentum is not conserved and kinetic energy is conserved ... conserved and kinetic energy is not conserved. (d) Momentum is kinetic energy are not conserved.

Last Answer : Ans:(c)

During an INELASTIC collision, the colliding bodies w) lose kinetic energy x) keep the same amount of kinetic energy y) gains kinetic energy z) first lose, then gain kinetic energy

Description : During an INELASTIC collision, the colliding bodies w) lose kinetic energy x) keep the same amount of kinetic energy y) gains kinetic energy z) first lose, then gain kinetic energy

Last Answer : ANSWER: W -- LOSE KINETIC ENERGY

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

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).

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

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

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

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

Last Answer : Zero

Is the demand for higher education income elastic income inelastic or neither?

Description : Is the demand for higher education income elastic income inelastic or neither?

Last Answer : It is likely "income elastic" because the reverse is true: thenumber of people seeking higher education can decrease when thecost of that education goes up (unaffordable). So with ... applicants. This has definitely occurred duringperiods when government grants covered all or part of theexpense.

Ligament is a/an (a) inelastic white fibrous tissue (b) modified white fibrous tissue (c) modified yellow elastic fibrous tissue (d) none of the above.

Description : Ligament is a/an (a) inelastic white fibrous tissue (b) modified white fibrous tissue (c) modified yellow elastic fibrous tissue (d) none of the above.

Last Answer : (c) modified yellow elastic fibrous tissue

The demand for many industrial products for which a price increase or decrease will not significantly affect the demand is 1. elastic 2. inelastic 3. derived 4. joint 5. none of these

Description : The demand for many industrial products for which a price increase or decrease will not significantly affect the demand is 1. elastic 2. inelastic 3. derived 4. joint 5. none of these

Last Answer : inelastic

In price discrimination, which section of the market is charged the higherprice?a. the section with the richest peopleb. the section with the oldest peoplec. the section with the most inelastic demandd. the section with the most elastic demand

Description : In price discrimination, which section of the market is charged the higherprice? a. the section with the richest people b. the section with the oldest people c. the section with the most inelastic demand d. the section with the most elastic demand

Last Answer : c. the section with the most inelastic demand

The upper portion of the kinked demand curve is relatively A.More inelastic B.More elastic C.Less elastic D.Inelastic

Description : The upper portion of the kinked demand curve is relatively A.More inelastic B.More elastic C.Less elastic D.Inelastic

Last Answer : B.More elastic

If total revenue rises when price falls, the demand curve is (a) Elastic (b) Unitary elastic (c) Inelastic (d) None of the above

Description : If total revenue rises when price falls, the demand curve is (a) Elastic (b) Unitary elastic (c) Inelastic (d) None of the above

Last Answer : (a) Elastic

With what type of products would you expect demand to increase as price falls? A)Prestige products B)Products with elastic demand C)Products with inelastic demand D)Products with an inverted C -shaped demand curve

Description : With what type of products would you expect demand to increase as price falls? A)Prestige products B)Products with elastic demand C)Products with inelastic demand D)Products with an inverted shaped demand curve

Last Answer : D)Products with elastic demand

A penetration -pricing policy is particularly appropriate when demand is: A)increasing. B)highly elastic. C)highly inelastic. D)decreasing.

Description : A penetration-pricing policy is particularly appropriate when demand is: A)increasing. B)highly elastic. C)highly inelastic. D)decreasing.

Last Answer : B)highly elastic.

When marketers at The Honey Company tried to determine demand for their product, they found that at 50 pence, consumers wanted 2,000 jars; at £1.00, they wanted 6,000 jars; and at £1.50 they wanted 4,000 jars. What can the company conclude? A)Honey has a normal demand curve. B)It has an elastic product. C)It has an inelastic product. D)Honey is a prestige good.

Description : When marketers at The Honey Company tried to determine demand for their product, they found that at 50 pence, consumers wanted 2,000 jars; at £1.00, they wanted 6,000 jars; and at £1.50 they wanted 4, ... curve. B)It has an elastic product. C)It has an inelastic product. D)Honey is a prestige good.

Last Answer : D)Honey is a prestige good.

The demand for many industrial products for which a price increase or decrease will not significantly affect the demand is: A)elastic B)inelastic C)derived D)joint

Description : The demand for many industrial products for which a price increase or decrease will not significantly affect the demand is: A)elastic B)inelastic C)derived D)joint

Last Answer : B)inelastic

An increase in aggregate demand is more likely to lead to demand pull inflation (a) If aggregate supply is completely elastic (b) If aggregate supply is completely inelastic © If aggregate supply is unitary elastic (d) If aggregate supply is moderately elastic

Description : An increase in aggregate demand is more likely to lead to demand pull inflation (a) If aggregate supply is completely elastic (b) If aggregate supply is completely inelastic © If aggregate supply is unitary elastic (d) If aggregate supply is moderately elastic

Last Answer : (b) If aggregate supply is completely inelastic

If price of coffee falls leading to increase in total outlay on coffee, the demand of coffee is (a) Elastic ; (b) Inelastic ; (c) Unitary elastic ; (d) Less than unit elastic

Description : If price of coffee falls leading to increase in total outlay on coffee, the demand of coffee is (a) Elastic ; (b) Inelastic ; (c) Unitary elastic ; (d) Less than unit elastic 

Last Answer : (a) Elastic ;

If price of X falls leading to fall in total outlay on X, the demand of X is (a) Elastic ; (b) Inelastic ; (c) Unitary elastic ; (d) Less than unit elastic

Description : If price of X falls leading to fall in total outlay on X, the demand of X is (a) Elastic ; (b) Inelastic ; (c) Unitary elastic ; (d) Less than unit elastic

Last Answer : (b) Inelastic ;

If price of X falls leading to increase in total outlay on X, the demand of X is (a) Elastic ; (b) Inelastic ; (c) Unitary elastic ; (d) Less than unit elastic

Description : If price of X falls leading to increase in total outlay on X, the demand of X is (a) Elastic ; (b) Inelastic ; (c) Unitary elastic ; (d) Less than unit elastic

Last Answer : (a) Elastic ;

If price of sugar fills leading to fall in total outlay on sugar, the demand of sugar is (a) Elastic ; (b) Inelastic ; (c) Unitary elastic ; (d) Less than unit elastic

Description : If price of sugar fills leading to fall in total outlay on sugar, the demand of sugar is (a) Elastic ; (b) Inelastic ; (c) Unitary elastic ; (d) Less than unit elastic

Last Answer : (b) Inelastic ;

Which of the following statements is TRUE about an ELASTIC collision between two particles? Is it true that: w) neither particle loses any of its kinetic energy x) neither particle loses any of its momentum y) the velocity gained by one particle is equal to that lost by the other z) the total kinetic energy before and after the collision remains constant

Description : Which of the following statements is TRUE about an ELASTIC collision between two particles? Is it true that: w) neither particle loses any of its kinetic energy x) neither particle loses any of ... that lost by the other z) the total kinetic energy before and after the collision remains constant

Last Answer : ANSWER: Z -- THE TOTAL KINETIC ENERGY BEFORE AND AFTER THE COLLISION RE

In an elastic collision between disks A and B of equal mass but unequal radii, A moves along the x-axis and B is stationary before impact. Which of th

Description : In an elastic collision between disks A and B of equal mass but unequal radii, A moves along the x-axis and B is stationary before impact. Which of th

Last Answer : In an elastic collision between disks A and B of equal mass but unequal radii, A moves along the x- ... @) and 60^(@)` with the x-axis respectively

What is meant by Elastic Collision?

Description : What is meant by Elastic Collision?

Last Answer : When gas molecules collide with each other and the total energy doesn’t increase or decrease after the collision, then this type of collision will be called as elastic collision.