Two straight infinitely long current carrying wires are kept along Z-axis at the coordinates (0,a,0) and (0, -a, 0) respectively, as shown in the figu

1 Answer

Answer :

Two straight infinitely long current carrying wires are kept along Z-axis at the coordinates (0,a,0) and ... the X-axis will be approximately B. C. D.

Related questions

Description : Two infinitely long, thin, insulated, straight wires lie in the x-y plane along the x- and y- axis respectively. Each wire carries a current I, respec

Last Answer : Two infinitely long, thin, insulated, straight wires lie in the x-y plane along the x- and y- axis respectively. Each ... x C. y = x-1 D. y = -x+1

Description : Assertion three infinitely long current carrying wires have equal currents and they are equally spaced. The magnitude of magnetic force on all three i

Last Answer : Assertion three infinitely long current carrying wires have equal currents and they are equally spaced. The ... Reason Net force on wire-2 is zero.

Description : Three long straight wires `A`, `B` and `C` are carrying current as shown in figure. Then the resultant force on `B` is directed

Last Answer : Three long straight wires `A`, `B` and `C` are carrying current as shown in figure. Then ... outward D. Perpendicular to the plane of paper and inward

Description : Assertion At the centre of a circular current carrying loop `(I_(1))`, there is an infinitely long straight of the circle. Then magnetic force of attr

Last Answer : Assertion At the centre of a circular current carrying loop `(I_(1))`, there is an infinitely long ... at centre is inwards, parallel to `I_(2)`.

Description : A wires PQRS carrying a current I runs along three edges of a cube of side l as shown in figure. There exists a uniform magnetic field of magnitude B

Last Answer : A wires PQRS carrying a current I runs along three edges of a cube of side l as shown in figure. There exists ... sqrt(3)IB` C. `sqrt(2I) lB` D. 2Ilb

Description : Currents of `10A, 2A` are passed through two parallel wires `A` and `B` respectively in opposite directions. If the wire `A` is infinitely long and th

Last Answer : Currents of `10A, 2A` are passed through two parallel wires `A` and `B` respectively in opposite directions. If the ... `4xx10^(-7)N` D. `8xx10^(-7)N`

Description : Two infinitely long conductors carrying equal currents are shaped as shown. The short sectins are all of equal lengths. The point P is located symmetr

Last Answer : Two infinitely long conductors carrying equal currents are shaped as shown. The short sectins are all of equal lengths. ... zero B. B C. D. `sqrt(2)B`

Description : A long straight wire along the `z`- axis carries a current ` I` in the negative ` z- direction` . The magnetic vector field ` vec(B)` at a point havin

Last Answer : A long straight wire along the `z`- axis carries a current ` I` in the negative ` z- direction` . The magnetic ... -yhat(j)))/(2pi(x^(2)+y^(2)))`

Description : Find the height of an infinitely long conductor from point P which is carrying current of 6.28A and field intensity is 0.5 units. a) 0.5 b) 2 c) 6.28 d) 1

Last Answer : b) 2

Description : Two straight wires each 10 cm long are parallel to one another and separated by 2 cm. when the current flowing in them is 30 A and 40 A respectively t

Last Answer : Two straight wires each 10 cm long are parallel to one another and separated by 2 cm. when the current flowing in ... 2xx10^(-3)N` D. `10.2x10^(-3)N`

Description : A square current carrying loop abcd is palced near an infinitely long another current carrying wire ef. Now, match the following two columns.

Last Answer : A square current carrying loop abcd is palced near an infinitely long another current carrying wire ef. Now, match the following two columns.

Description : The vertical dotted line connecting the small circular symbols at coordinates '05L', '09L', '13L', '21L', '25L', etc., shown in the illustration, indicate that all _______________. EL-0100 A. contacts are ... board 'TB2' C. wires are grounded at both ends of the line D. wires have a common shield

Last Answer : Answer: B

Description : Assertion Two infinitely long wires `A` and `B` carry unequal currents both in inward direction. Then, there is only point (excluding the ponts at inf

Last Answer : Assertion Two infinitely long wires `A` and `B` carry unequal currents both in inward direction. Then ... . If Assertion is false but Reason is true.

Description : Two infinitely long, parallel wires carry currents which are in opposite directions. The two wires: w) are attracted toward each other x) repel each other y) have no effect on each other.

Last Answer : ANSWER: X -- REPEL EACH OTHER

Description : Figure shows three cases: in all case the circular part has radius r and straight ones are infinitely long. For the same current the ratio of field B

Last Answer : Figure shows three cases: in all case the circular part has radius r and straight ones are infinitely long. For the same ... /(4)):((3pi)/(4)+(1)/(2))

Description : Which of the following figure shown the magnetic flux denstiy b at a distance r from a long straight rod carrying a steady current I ?

Last Answer : Which of the following figure shown the magnetic flux denstiy b at a distance r from a long straight rod carrying a steady current I ? A. B. C. D.

Description : A square loop is placed near a long straight current carrying wire as shown. Match the following table.

Last Answer : A square loop is placed near a long straight current carrying wire as shown. Match the following table.

Description : An electron is projected with uniform velocity along the axis of a current carrying long solenoid. Which of the following is true?

Last Answer : An electron is projected with uniform velocity along the axis of a current carrying long solenoid ... uniform velocity along the axis of the solenoid

Description : A wire carrying current `I` has the shape as shown in the adjoining figure. Linear parts of the wire are very long and parallel to X-axis while semici

Last Answer : A wire carrying current `I` has the shape as shown in the adjoining figure. Linear parts of the wire are very ... `B=(mu_(0))/(4pi)I/R(pihati-2hatk)`

Description : A long solenoid carrying a current I is placed with its axis vertical as shown in the figure. A particle of mass m and charge q is released from the t

Last Answer : A long solenoid carrying a current I is placed with its axis vertical as shown in the figure. A particle of ... than g C. equal to g D. None of these

Description : Three long, straight and parallel wires are arranged as shown in Fig. The forces experienced by 10 cm length of wire Q is

Last Answer : Three long, straight and parallel wires are arranged as shown in Fig. The forces experienced by 10 cm length ... D. `2.6xx10^(-4)`N towards the left

Description : An infinitely long conductor is bent into a circle as shown in figure. It carries a current I ampere and the radius of loop is R metre. The magnetic i

Last Answer : An infinitely long conductor is bent into a circle as shown in figure. It carries a current I ampere and the radius ... (0)I)/(8piR)(pi + 1)` D. zero

Description : The force between two long parallel wires A and B carrying current is `0.004 Nm^(-1)`. The conductors are 0.01 m apart. If the current in conductor A

Last Answer : The force between two long parallel wires A and B carrying current is `0.004 Nm^(-1)`. The conductors are 0.01 m ... . `50 A ` C. `10 A` D. `100 A`

Description : The shape of a magnetic field around a long straight current carrying wire is: w) elliptical. x) square y) varies depending on the magnitude of the current z) circular

Last Answer : ANSWER: Z -- CIRCULAR

Description : The magnetic field produced by a long straight wire carrying a current points: w) in the direction of the current x) toward the wire y) away from the wire z) circles around the wire

Last Answer : ANSWER: Z -- CIRCLES AROUND THE WIRE

Description : Write the coordinates of the vertices of a rectangle whose lenght and breadth are 7 and 4 units respectively,one vertex atthe the origin,the longer side lies on the x-axis and one of the vertices lies in the third quadrant. -Maths 9th

Last Answer : Solution :-

Description : Write the coordinates of the vertices of a rectangle whose length and breadth are 6 and 3 units respectively, one vertex at the origin, the longer side lies on the y-axis and one of the vertices lies in the second quadrant. -Maths 9th

Last Answer : Solution :-

Description : A particle of mass m is moving along a straight path through the origin of coordinates with a velocity v. The angular momentum of the particle about the origin (a) mv (b) Depends on its distance from origin (c) Is zero (d) Changes from positive to negative as it passes through the origin

Last Answer : Ans:(c)

Description : The greatest induced EMF will occur in a straight wire moving at constant speed through a uniform magnetic field when the angle between the direction of the wire's motion and the direction of the magnetic field is w) 0 degrees x) 30 degrees y) 60 degrees z) 90 degrees

Last Answer : ANSWER: Z -- 90 DEGREES

Description : Force per meter on two wires carrying a current of 1 A placed 1 m apart is equal to A. 6.7 × 10-11 N B. 9.0 × 109 N C. 2.0 × 10-7 N D. 3.0 × 10-4 N

Last Answer :  2.0 × 10-7 N

Description : An infinitely long wire carries a current of three amps. The magnetic field outside the wire: w) points radially away from the wire x) points radially inward y) circles the wire z) is zero.

Last Answer : ANSWER: Y -- CIRCLES THE WIRE

Description : Two parallel wires carrying currents in opposite directions will: w) attract each other x) repel each other y) cause an electric arc to form z) not affect each other

Last Answer : ANSWER: X -- REPEL EACH OTHER

Description : For console circuit card 'LLEA' as shown in the illustration at coordinates '63R/S', the input(s) and output(s) are respectively on pin numbers ____________. EL-0100 A. '5' and '3' & '4' B. '2' & '3' and '5' & '6' C. '5' & '6' and '2' & '3' D. '3' & '4' and '5'

Last Answer : Answer: D

Description : Two parallel wires carrying current in the same direction attract each other while two beams of electrons travelling in the same direction repel each

Last Answer : Two parallel wires carrying current in the same direction attract each other while two beams of ... force between them D. magnetic force between them

Description : If the supply curve is a straight line passing through the origin, then the price elasticity of supply will be - (1) less than unity (2) infinitely large (3) greater than unity (4) equal to unity

Last Answer : (4) equal to unity Explanation: Any straight line supply curve passing through the origin has an elasticity of supply equal to 1. The different types of price elasticity of supply are listed below:

Description : If the supply curve is a straight line passing through the origin, then the price elasticity of supply will be (1) less than unity (2) infinitely large (3) greater than unity (4) equal to unity

Last Answer : equal to unity

Description : A long straight wire is carrying a current of 12 A . The magnetic field at a distance of 8 cm is `(mu_(0) =4pi xx 10^(-7) N A ^(2))`

Last Answer : A long straight wire is carrying a current of 12 A . The magnetic field at a distance of 8 cm is `(mu_(0) =4pi xx ... /m^(2)` D. `4xx10^(-5)Wb//m^(2)`

Description : From the following in which FMS layout machine tools are kept along a straight line. a.Loop layout b.In line layout c.Ladder layout d.Open field layout

Last Answer : b.In line layout

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

Description : The rectangular coil of area A is in a field B. Find the torque about the Z-axis when the coil lies in the position shown and carries a current I.

Last Answer : The rectangular coil of area A is in a field B. Find the torque about the Z-axis when the coil ... 2IAM in positive Z-axis D. 2IAB in negative Z-axis

Description : The magnetic field inside a long straight solenoid-carrying current -Physics-10

Last Answer : d. is the same at all points The magnetic field inside a long straight current carrying solenoid is uniform therefore it is the same at all points.

Description : A hydrogen atom in the normal state is located at a distance `r = 2.5 cm` from a long straight conductor carrying a current `I = 10A`. Find the maximu

Last Answer : A hydrogen atom in the normal state is located at a distance `r = 2.5 cm` from a long straight ... = 10A`. Find the maximum force acting on the atom.

Description : A sqaure loop `ABCD`, carrying a current `I_(2)` is placed near and coplanar with a long straight conductor `XY`, carrying a current `I_(1)` as shwon

Last Answer : A sqaure loop `ABCD`, carrying a current `I_(2)` is placed near and coplanar with a long straight conductor `XY` ... )/(2pi)` D. `(2mu_(0)Ii)/(3pi)`

Description : The strength of the magnetic field at a point `r` near a long straight current carrying wire is `B`. The field at a distance `r/2` will be

Last Answer : The strength of the magnetic field at a point `r` near a long straight current carrying wire is `B`. The field at a ... . `B/2` B. `B/4` C. 2B D. 4B

Description : Copper and carbon wires are connected in series and the combined resistor is kept at `0^(@)C`. Assuming the combined resistance does not vary with tem

Last Answer : Copper and carbon wires are connected in series and the combined resistor is kept at `0^(@)C`. Assuming the combined ... C)` A. 4 B. 8 C. 6 D. 2

Description : i and j are unit vectors along X-axis and Y-axis respectively. What is the magnitude and direction of the vector i + j and i - j?

Last Answer : i and j are unit vectors along X-axis and Y-axis respectively. What is the magnitude and direction of the ... directions of (i + j) and (i - j)?

Description : A long straight wire carries the current along +ve x-direction. Consider four points in space `A(0,1,0), B(0,1,1), C(1,0,1), and D(1,1,1)`. Which of t

Last Answer : A long straight wire carries the current along +ve x-direction. Consider four points in space `A(0,1,0), B(0,1,1) ... B. A and C C. B and C D. B and D

Description : Figure shows, three long straight wires parallel and equally speed with identical currents. Then, the force acting on each wire due to the other is

Last Answer : Figure shows, three long straight wires parallel and equally speed with identical currents. Then, the force acting on ... `F_(b) gt F_(a) gt F_(c)`

Description : The coordinates of the points where 2x + 5y – 10 =0 meets y axis is e) (0 , 2) f) (0 , -2) g) (2 , 2) h) (-2 , -2)

Last Answer : e) (0 , 2)