Variation of a force in a certain region is given by F = 6x^2 – 4x – 8. It displaces an object from x = 1 m to x = 2 m

Variation of a force in a certain region is given by F = 6x^2 – 4x – 8. It displaces an object from x = 1 m to x = 2 m
by

1 Answer

Answer :

Variation of a force in a certain region is given by F = 6x2 - 4x - 8. It displaces an ... m in this region. Calculate the amount of work done.
by
selected by

Related questions

While decreasing linearly from 5 N to 3 N, a force displaces an object from 3 m to 5 m.

Description : While decreasing linearly from 5 N to 3 N, a force displaces an object from 3 m to 5 m.

Last Answer : While decreasing linearly from 5 N to 3 N, a force displaces an object from 3 m to 5 ... the work done by this force during this displacement.

If 4x^2 – 6x + m is divisible by x – 3, which one of the following is the greatest divisor of m ? -Maths 9th

Description : If 4x^2 – 6x + m is divisible by x – 3, which one of the following is the greatest divisor of m ? -Maths 9th

Last Answer : answer:

Solve for `x` `(i) |x+1|=4x+3` `(ii) |x+1|=|x+3|` `(iii) 7|x-2|-|x-7|=5` `(iv) ||x-1|-2|=6x+8` `(v) |2x^(2)-3x+1|=|x^(2)+x-3|`

Description : Solve for `x` `(i) |x+1|=4x+3` `(ii) |x+1|=|x+3|` `(iii) 7|x-2|-|x-7|=5` `(iv) ||x-1|-2|=6x+8` `(v) |2x^(2)-3x+1|=|x^(2)+x-3|`

Last Answer : Solve for `x` `(i) |x+1|=4x+3` `(ii) |x+1|=|x+3|` `(iii) 7|x-2|-|x-7|=5` `(iv) ||x-1|-2|=6x+8` `(v) |2x^(2)-3x+1|=|x^(2)+x-3|`

If a object weighing 50 n displaces a volume of water weighing 10 n what is the buoyant force on the object?

Description : If a object weighing 50 n displaces a volume of water weighing 10 n what is the buoyant force on the object?

Last Answer : Need answer

Prove that the curve `y^2=4x and x^2 +y^2 - 6x +1=0` touches each other at thepoint `(1, 2),` find the equation of the common tangents.

Description : Prove that the curve `y^2=4x and x^2 +y^2 - 6x +1=0` touches each other at thepoint `(1, 2),` find the equation of the common tangents.

Last Answer : Prove that the curve `y^2=4x and x^2 +y^2 - 6x +1=0` touches each other at thepoint `(1, 2),` find the equation of the common tangents.

How many solutions are there to the equation below 6x plus 30 plus 4x 10(x plus 3)?

Description : How many solutions are there to the equation below 6x plus 30 plus 4x 10(x plus 3)?

Last Answer : What is the answer ?

What is the value of x, y in the following pair of linear equations: 4x + = 15 , 6x – = 14 ? (a) 3,2 (b) -3,-2 (c) 3,-2 (d) -3,2

Description : What is the value of x, y in the following pair of linear equations: 4x + = 15 , 6x – = 14 ? (a) 3,2 (b) -3,-2 (c) 3,-2 (d) -3,2

Last Answer : (a) 3,2

What is the value of x, y in the following pair of linear equations: 4x + = 15 , 6x – = 14 ? (a) 3,2 (b) -3,-2 (c) 3,-2 (d) -3,2

Description : What is the value of x, y in the following pair of linear equations: 4x + = 15 , 6x – = 14 ? (a) 3,2 (b) -3,-2 (c) 3,-2 (d) -3,2

Last Answer : (a) 3,2

Solve log2x + 3 (6x^2 + 23x + 21) = 4 – log3x + 7 (4x^2 + 12x + 9). -Maths 9th

Description : Solve log2x + 3 (6x^2 + 23x + 21) = 4 – log3x + 7 (4x^2 + 12x + 9). -Maths 9th

Last Answer : answer:

Simplify (9-4x^ 2 +2x^ 2 +8x^ 2 +1+6x^ 2?

Description : Simplify (9-4x^ 2 +2x^ 2 +8x^ 2 +1+6x^ 2?

Last Answer : 12x^2+10

`int cos 2x . cos 4x . cos 6x dx`

Description : `int cos 2x . cos 4x . cos 6x dx`

Last Answer : `int cos 2x . cos 4x . cos 6x dx`

How do you you factor 4x squared minus 6x minus?

Description : How do you you factor 4x squared minus 6x minus?

Last Answer : Notice that we can factor out 2x from both terms on the LH side: ... 4x2+6x=0. The greatest common factor of 4 and 6 is 2 . The greatest common factor of x2 and x ...

What is the greatest common factor of 4x squared minus 6x?

Description : What is the greatest common factor of 4x squared minus 6x?

Last Answer : The GCF for the numerical part is 2 . The factors for x2 are xâ‹…x x â‹… x . The factor for x1 is x itself

All solutions of the linear equation 2x + 3y = 7 are also the solutions of equation (a) 5x + 6y = 13 (b) 4x + 6y = 11 (c) 6x + 9y = 7 (d) 6x + 9y = 21

Description : All solutions of the linear equation 2x + 3y = 7 are also the solutions of equation (a) 5x + 6y = 13 (b) 4x + 6y = 11 (c) 6x + 9y = 7 (d) 6x + 9y = 21

Last Answer : (d) 6x + 9y = 21

A force of 10 N displaces a body by a distance of 3 m at an angle 60° to its own direction. Find the amount of work done. -Physics 9th

Description : A force of 10 N displaces a body by a distance of 3 m at an angle 60° to its own direction. Find the amount of work done. -Physics 9th

Last Answer : F=10N,S=2m,θ=600 So, Work=F×Scosθ=10×2cos600 =10×2×21​=10J

Let f and g be the functions from the set of integers to the set integers defined by f(x) = 2x + 3 and g(x) = 3x + 2 Then the composition of f and g and g and f is given as (A) 6x + 7, 6x + 11 (B) 6x + 11, 6x + 7 (C) 5x + 5, 5x + 5 (D) None of the above

Description : Let f and g be the functions from the set of integers to the set integers defined by f(x) = 2x + 3 and g(x) = 3x + 2 Then the composition of f and g and g and f is given as (A) 6x + 7, 6x + 11 (B) 6x + 11, 6x + 7 (C) 5x + 5, 5x + 5 (D) None of the above

Last Answer : (A) 6x + 7, 6x + 11 Explanation: fog(x)=f(g(x))=f(3x+2)=2(3x+2)+3=6x+7 gof(x)=g(f(x))=g(2x+3)=3(2x+3)+2=6x+11

For a function given by F = 4x i + 7y j +z k, the divergence theorem evaluates to which of the values given, if the surface considered is a cone of radius 1/2π m and height 4π 2 m. a) 1 b) 2 c) 3 d) 4

Description : For a function given by F = 4x i + 7y j +z k, the divergence theorem evaluates to which of the values given, if the surface considered is a cone of radius 1/2π m and height 4π 2 m. a) 1 b) 2 c) 3 d) 4

Last Answer : b) 2

Find the intervals in which the following functions are: (i) increasing (ii) decreasing. (a) `f(x) = 10-6x+x^(2)` (b) `f(x) = 2x^(2)-6x` (c) `f(x) = 2

Description : Find the intervals in which the following functions are: (i) increasing (ii) decreasing. (a) `f(x) = 10-6x+x^(2)` (b) `f(x) = 2x^(2)-6x` (c) `f(x) = 2

Last Answer : Find the intervals in which the following functions are: (i) increasing (ii) decreasing. (a) `f(x) = 10-6x+x^(2)` (b ... ) `f(x) = (x+2)^(3)(x-3)^(3)`

If the force applied on the body displaces it in the opposite direction of applied force, then the work done is : -Science

Description : If the force applied on the body displaces it in the opposite direction of applied force, then the work done is : -Science

Last Answer : Work can be either positive or negative: if the force has a component in the same direction as the displacement of the object, the force is doing positive work. If the force has a component in the direction opposite to the displacement, the force does negative work.

Calculate the energy of hydrogen atom in the ground state given that the after Bohr orbit og hydrogen is `5xx10^(-11)m` and electronic charge is `1.6x

Description : Calculate the energy of hydrogen atom in the ground state given that the after Bohr orbit og hydrogen is `5xx10^(-11)m` and electronic charge is `1.6x

Last Answer : Calculate the energy of hydrogen atom in the ground state given that the after Bohr orbit og hydrogen is ` ... electronic charge is `1.6xx10^(-19) C`.

Explain variation of thermo e.m.f. with temperature.

Description : Explain variation of thermo e.m.f. with temperature. 

Last Answer : For a given thermocouple , the temperature of one junction is placed at 00C and temperature of other junction is increased by providing heat. The emf generated is measured with the help ... increases and reaches to maximum value and thereafter emf decreases, becomes zero and reverses its sign.

Which of the statements given below is not true about formation of annual rings in trees? (a) Annual rings are not prominent in trees of temperate region. (b) Annual ring is a combination of spring wood and autumn wood produced in a year. (c) Differential activity of cambium causes light and dark bands of tissue-early and late wood respectively. (d) Activity of cambium depends upon variation in climate.

Description : Which of the statements given below is not true about formation of annual rings in trees? (a) Annual rings are not prominent in trees of temperate region. (b) Annual ring is a combination ... of tissue-early and late wood respectively. (d) Activity of cambium depends upon variation in climate.

Last Answer : a) Annual rings are not prominent in trees of temperate region

Find the remainder when f(x)=4x(cube) - 12x(square) +14x - 3 is divided by g(x) = (2x-1). -Maths 9th

Description : Find the remainder when f(x)=4x(cube) - 12x(square) +14x - 3 is divided by g(x) = (2x-1). -Maths 9th

Last Answer : ____2x2-5x+4________________ 2x-1 ) 4x3-12x2+14x-3( 4x3-2x2 - + ____________ 0 -10x2+14x-3 ... + ___________ X+1

If `f(x)=3x^(2)+4x-1`, then find the approximate value of `f(3.1)`.

Description : If `f(x)=3x^(2)+4x-1`, then find the approximate value of `f(3.1)`.

Last Answer : If `f(x)=3x^(2)+4x-1`, then find the approximate value of `f(3.1)`.

Let `f : [-1, -1/2] rarr [-1, 1]` is defined by `f(x)=4x^(3)-3x`, then `f^(-1) (x)` is

Description : Let `f : [-1, -1/2] rarr [-1, 1]` is defined by `f(x)=4x^(3)-3x`, then `f^(-1) (x)` is

Last Answer : Let `f : [-1, -1/2] rarr [-1, 1]` is defined by `f(x)=4x^(3)-3x`, then `f^(-1) (x)` is A. `cos (1/3 ... /3+1/3 cos^(-1) x)` D. `sin (1/3 sin^(-1) x)`

F(x) = x squared -4x +5?

Description : F(x) = x squared -4x +5?

Last Answer : 1

What is 6x plus 2(x-4)8?

Description : What is 6x plus 2(x-4)8?

Last Answer : It is 22x - 64.

The magnetic field in a certain region of space is given by `B=8.35 xx10^(-2) hati T.`A proton is shot into the field with velocity `v=(2xx10^(5)hati+

Description : The magnetic field in a certain region of space is given by `B=8.35 xx10^(-2) hati T.`A proton is shot into the field with velocity `v=(2xx10^(5)hati+

Last Answer : The magnetic field in a certain region of space is given by `B=8.35 xx10^(-2) hati T.`A proton is shot into the ... .136 m` C. `0.157 m` D. `0.236 m`

One equation of a pair of dependent linear equation is -2x + 3y = 9 , the second equation can be e) 4x + 6y = 18 f) 4x - 6y = - 18 g) -4x – 6y = 18 h) None of these

Description : One equation of a pair of dependent linear equation is -2x + 3y = 9 , the second equation can be e) 4x + 6y = 18 f) 4x - 6y = - 18 g) -4x – 6y = 18 h) None of these

Last Answer : f) 4x - 6y = - 18

A current of 5.8 A flows through a 0.25 m long straight conductor which is kept perpendicular in a region of uniform magnetic field of 3.7 T . The force on conductor is a) 5.4 N b) 2.4 N c) 3.4 N d) 6.4 N

Description : A current of 5.8 A flows through a 0.25 m long straight conductor which is kept perpendicular in a region of uniform magnetic field of 3.7 T . The force on conductor is a) 5.4 N b) 2.4 N c) 3.4 N d) 6.4 N

Last Answer : a) 5.4 N

A floating body always displaces liquid equal to its which thing? -Do You Know?

Description : A floating body always displaces liquid equal to its which thing? -Do You Know?

Last Answer : answer:

Statement-1: Zn displaces Ag from the complex `Na[Ag(CN)_(2)]` to give `Na_(2)[Zn(CN)_(4)]` Statement-2:Zn is more electro positive than silver

Description : Statement-1: Zn displaces Ag from the complex `Na[Ag(CN)_(2)]` to give `Na_(2)[Zn(CN)_(4)]` Statement-2:Zn is more electro positive than silver

Last Answer : Statement-1: Zn displaces Ag from the complex `Na[Ag(CN)_(2)]` to give `Na_(2)[Zn(CN)_(4) ... false D. Statement-1 is false but Statement -2 is true

Phenylephrine (a) Mimics the transmitter at post-synaptic receptors (b) Displaces transmitter from axonal terminal (c) Inhibits synthesis of transmitter (d) None of the above

Description : Phenylephrine (a) Mimics the transmitter at post-synaptic receptors (b) Displaces transmitter from axonal terminal (c) Inhibits synthesis of transmitter (d) None of the above

Last Answer : Ans: A

When a ship floats on water (a) It displaces no water (b) The mass of water displaced is more than the mass of the ship (c) The mass of water displaced is equal to the mass of the ship (d) The mass of water displaced is less than the mass of the ship

Description : When a ship floats on water (a) It displaces no water (b) The mass of water displaced is more than the mass of the ship (c) The mass of water displaced is equal to the mass of the ship (d) The mass of water displaced is less than the mass of the ship

Last Answer : Ans:(c)

If Metal A displaces Metal B from its solution, then Metal A _______. (1) is more reactive than B (2) is less reactive than B (3) is heavier than B (4) has the same reactivity as B

Description : If Metal A displaces Metal B from its solution, then Metal A _______. (1) is more reactive than B (2) is less reactive than B (3) is heavier than B (4) has the same reactivity as B

Last Answer : (1) is more reactive than B

When a piece of stone is immersed in water, it displaces water of equal – (1) Density (2) Specific gravity (3) Mass (4) Volume

Description : When a piece of stone is immersed in water, it displaces water of equal – (1) Density (2) Specific gravity (3) Mass (4) Volume

Last Answer : (3) Mass Explanation: Archimedes' Principle states that upward buoyant force exerted on a body immersed in a fluid is equal to the weight of the fluid the body displaces.

A boat will submerge when it displaces water equal to its own: (1) volume (2) weight (3) surface area (4) density

Description : A boat will submerge when it displaces water equal to its own: (1) volume (2) weight (3) surface area (4) density

Last Answer : (2) weight Explanation: A boat will float when the weight of the water it displaces equals the weight of the boat and anything will float if it is shaped to displace its own weight of water before ... a column of fluid, pressure increases with depth as a result of the weight of the overlying fluid.

A floating body always displaces liquid equal to its which thing?

Description : A floating body always displaces liquid equal to its which thing?

Last Answer : Weight

Give reason: Iron displaces copper from copper sulphate solution.

Description : Give reason: Iron displaces copper from copper sulphate solution.

Last Answer : Iron is more reactive than copper. Hence it displaces copper from copper sulphate solution.

Sodium displaces hydrogen from dilute acids violently but copper does not displace hydrogen from dilute acids. Why?

Description : Sodium displaces hydrogen from dilute acids violently but copper does not displace hydrogen from dilute acids. Why?

Last Answer : Sodium is highly reactive than copper. Hence reaction with sodium reacts violently then that of copper.

The lift of a balloon is (A) Increased, as it rises to a higher altitude (B) Due to the weight of the atmospheric air, that it displaces (C) Not dependent on the temperature of the atmosphere (D) None of these

Description : The lift of a balloon is (A) Increased, as it rises to a higher altitude (B) Due to the weight of the atmospheric air, that it displaces (C) Not dependent on the temperature of the atmosphere (D) None of these

Last Answer : (B) Due to the weight of the atmospheric air, that it displaces

A soil mass coated with a thin layer of paraffin weighs 460 g. When immersed, it displaces 299 cc of water. The weight of paraffin is 10 g. If specific gravity of solids is 2.5 and that of paraffin 0.9, the void ratio of soil, is (A) 0.55 (B) 0.60 (C) 0.65 (D) 0.70

Description : A soil mass coated with a thin layer of paraffin weighs 460 g. When immersed, it displaces 299 cc of water. The weight of paraffin is 10 g. If specific gravity of solids is 2.5 and that of paraffin 0.9, the void ratio of soil, is (A) 0.55 (B) 0.60 (C) 0.65 (D) 0.70

Last Answer : Answer: Option B

The following drug displaces plasma protein bound phenytoin as well as decreases its metabolism: A. Carbamazepine B. Sodium valproate C. Cimetidine D. Chloramphenicol

Description : The following drug displaces plasma protein bound phenytoin as well as decreases its metabolism: A. Carbamazepine B. Sodium valproate C. Cimetidine D. Chloramphenicol

Last Answer : B. Sodium valproate

When a piece of stone is immersed in water, it displaces water of equal (1) Density (2) Specific gravity (3) Mass (4) Volume

Description : When a piece of stone is immersed in water, it displaces water of equal (1) Density (2) Specific gravity (3) Mass (4) Volume

Last Answer : Mass

A boat will submerge when it displaces water equal to its own: (1) volume (2) weight (3) surface area (4) density

Description : A boat will submerge when it displaces water equal to its own: (1) volume (2) weight (3) surface area (4) density

Last Answer : weight

For what value of m will the expression 3x^3 + mx^2 + 4x – 4m be divisible by x + 2 ? -Maths 9th

Description : For what value of m will the expression 3x^3 + mx^2 + 4x – 4m be divisible by x + 2 ? -Maths 9th

Last Answer : f(x) = 3x3 + mx2 + 4x – 4m f(x) is divisible by (x + 2) if f(–2) = 0 Now f(–2) = 3(–2)3 + m(–2)2 + 4(–2) – 4m = – 24 + 4m – ... ; 4m = – 32 ≠ 0 ∴ No such value of m exists for which (x + 2) is a factor of the given expression

____________ is the average rate of transmission of sound energy in a given direction through a cross sectional area of 1 sq.m. at right angle to the direction. A. Sound pressure B. Sound intensity C. Pressure variation D. Loudness

Description : ____________ is the average rate of transmission of sound energy in a given direction through a cross sectional area of 1 sq.m. at right angle to the direction. A. Sound pressure B. Sound intensity C. Pressure variation D. Loudness

Last Answer : B. Sound intensity

The graphical representation of variation of axial load on y axis and position of cross section along x axis is called as _____ (a) Bending moment diagram (b) Shear force diagram (c) Stress-strain diagram (d) Trust diagram

Description : The graphical representation of variation of axial load on y axis and position of cross section along x axis is called as _____ (a) Bending moment diagram (b) Shear force diagram (c) Stress-strain diagram (d) Trust diagram

Last Answer : (d) Trust diagram

Give two reason for variation of the degree of commercialisation of agriculture from region to region. -Geography

Description : Give two reason for variation of the degree of commercialisation of agriculture from region to region. -Geography

Last Answer : India is predominantly an agricultural country. Different forms of agriculture are practiced in the country which depends upon a variety of physical, environmental and socio-economic conditions. The ... for a variety of plantations like rubber, bamboo etc.. which have commercial purposes.

What's the working for :5(7=8)divided by 6x(-2)?

Description : What's the working for :5(7=8)divided by 6x(-2)?

Last Answer : The correct problem is:5(7+8)divided by 6x(-2)