When an iron piece is placed in a magnetic field

by

1 Answer

Answer :

 When an iron piece is placed in a magnetic field the magnetic lines of force will bend away from their usual paths in order to pass through the piece.

by

Related questions

When an iron piece is placed in a magnetic field (a) the magnetic lines of force will bend away from their usual paths in order to go away from the piece (b) the magnetic lines of force will bend away from their usual paths in order to pass through the piece (c) the magnetic field will not be affected (d) the iron piece will break

Description : When an iron piece is placed in a magnetic field (a) the magnetic lines of force will bend away from their usual paths in order to go away from the piece (b) the magnetic lines of force will bend ... to pass through the piece (c) the magnetic field will not be affected (d) the iron piece will break

Last Answer : (b) the magnetic lines of force will bend away from their usual paths in order to pass through the piece

A rectangular magnet of magnetic moment M is cut into two piece ...

Description : A rectangular magnet of magnetic moment M is cut into two piece of same length, the magnetic moment of each piece will be

Last Answer : A rectangular magnet of magnetic moment M is cut into two piece of same length, the magnetic moment of each piece will be M/2.

When placed in a magnetic field, which of the materials listed will maintain the highest permeability? A. Glass B. Bakelite C. Soft iron D. Aluminum

Description : When placed in a magnetic field, which of the materials listed will maintain the highest permeability? A. Glass B. Bakelite C. Soft iron D. Aluminum

Last Answer : Answer: C

One method of testing for a reversed shunt field coil in a DC generator or motor is by connecting the field to a direct current source, at reduced field rated voltage, and test for polarity using a/an ____________. A. iron bar across each field B. magnetic compass placed near each field C. test lamp across adjacent fields D. copper jumper across the interpole connections

Description : One method of testing for a reversed shunt field coil in a DC generator or motor is by connecting the field to a direct current source, at reduced field rated voltage, and test for ... placed near each field C. test lamp across adjacent fields D. copper jumper across the interpole connections

Last Answer : Answer: B

Type of power-line frequency meter composed of vibrating iron reed placed in alternating magnetic field

Description : Type of power-line frequency meter composed of vibrating iron reed placed in alternating magnetic field

Last Answer : Vibrating Reed Type

By inserting a soft iron piece into solenoid, what does the strength of the magnetic field?

Description : By inserting a soft iron piece into solenoid, what does the strength of the magnetic field?

Last Answer : Increase

How does the magnetic compass needle behave in a magnetic field ?

Last Answer : It assures a position which follows a line of magnetic flux

The uniform magnetic field is

Last Answer : The uniform magnetic field is the field in which all lines of magnetic flux are parallel and equidistant.

A material which is slightly repelled by a magnetic field is known as

Last Answer : A material which is slightly repelled by a magnetic field is known as diamagnetic material.

A magnetic field exists around

Last Answer : A magnetic field exists around moving charges.

The magnetism left in the iron after exciting field has been removed is known as

Last Answer : The magnetism left in the iron after exciting field has been removed is known as residual magnetism.

Ten coulombs of positive charge are placed on an irregularly-shaped, solid piece of copper. Once the charge has stopped moving, the electric field inside the copper is: w) zero x) changes as one over the radius squared y) becomes smaller as you approach the center z) becomes larger as you approach the center

Description : Ten coulombs of positive charge are placed on an irregularly-shaped, solid piece of copper. Once the charge has stopped moving, the electric field inside the copper is: w) zero x) changes as one ... squared y) becomes smaller as you approach the center z) becomes larger as you approach the center

Last Answer : ANSWER: W -- ZERO

A conductor of length L has current I passing through it, when it is placed...

Description : A conductor of length L has current I passing through it, when it is placed parallel to a magnetic field. The force experienced by the conductor will be

Last Answer : A conductor of length L has current I passing through it, when it is placed parallel to a magnetic field. The force experienced by the conductor will be zero.

9. When is the force experienced by a current–carrying conductor placed in a magnetic field largest? -Physics-10

Description : 9. When is the force experienced by a current–carrying conductor placed in a magnetic field largest? -Physics-10

Last Answer : When the direction of the current is perpendicular to the direction of the magnetic field is when the force experienced is the largest.

With the help of a diagram of experimental setup describe an activity to show that the force acting on a current carrying conductor placed in a magnetic field increases with increase in field strength. -Science

Description : With the help of a diagram of experimental setup describe an activity to show that the force acting on a current carrying conductor placed in a magnetic field increases with increase in field strength. -Science

Last Answer : Magnetic Effects of Electric Current Chapter Wise Important Questions Class 10 Science October 1, 2019 by Bhagya Important Question for Class 10 Science Magnetic Effects of Electric Current PDF ... a current carrying conductor placed in a magnetic field increases with increase in field strength.

For what position of a current carrying conductor placed in a magnetic field, the maximum force acts on it? -Science

Description : For what position of a current carrying conductor placed in a magnetic field, the maximum force acts on it? -Science

Last Answer : To obtain the maximum force acting on the current carrying conductor placed in a magnetic field, the conductor should be placed perpendicular to the magnetic field, i.e. the direction of current should be at right angle to the direction of the magnetic field.

If a material, placed in a magnetic field is thrown out of it, then how is the material? -General Knowledge

Description : If a material, placed in a magnetic field is thrown out of it, then how is the material? -General Knowledge

Last Answer : The answer is 'Diamagnetic'

If a material, placed in a magnetic field is thrown out of it, then how is the material? -General Knowledge

Description : If a material, placed in a magnetic field is thrown out of it, then how is the material? -General Knowledge

Last Answer : answer:

State the expression for the magnetic force on straight current carrying conductor placed in uniform magnetic field

Description : State the expression for the magnetic force on straight current carrying conductor placed in uniform magnetic field

Last Answer : State the expression for the magnetic force on straight current carrying conductor placed in uniform magnetic field

iv) A rectangular coil free to rotate is placed in uniform magnetic field with its plane parallel to the magnetic lines of force. Then the coil willa) rotate to maximize the magnetic flux through its plane. b)rotate to minimize the magnetic flux through its plane.c) not experience any torque since the magnetic flux through its plane is zero.d) experience the constant torque equal to NBIA

Description : iv) A rectangular coil free to rotate is placed in uniform magnetic field with its plane parallel to the magnetic lines of force. Then the coil willa) rotate to maximize the magnetic flux through ... since the magnetic flux through its plane is zero.d) experience the constant torque equal to NBIA

Last Answer : iv) A rectangular coil free to rotate is placed in uniform magnetic field with its plane parallel ... d) experience the constant torque equal to NBIA

A conducting loop is placed in a uniform magnetic field with its plane perpendicular to the field with its plane perpendicular to the field. An emf is

Description : A conducting loop is placed in a uniform magnetic field with its plane perpendicular to the field with its plane perpendicular to the field. An emf is

Last Answer : A conducting loop is placed in a uniform magnetic field with its plane perpendicular to the field ... . the loop is deformed from the original shape

Assertion Net torque in the current carrying loop placed in a uniform magnetic field (pointing inwards) is zero. Reasonl Magnetic moment (M) is inward

Description : Assertion Net torque in the current carrying loop placed in a uniform magnetic field (pointing inwards) is zero. Reasonl Magnetic moment (M) is inward

Last Answer : Assertion Net torque in the current carrying loop placed in a uniform magnetic field (pointing inwards) ... . Reasonl Magnetic moment (M) is inwards.

Assertion A flexeble wire loop of irregular shape carrying current when placed in a uniform external magnetic field acquires a circular shape. Reason

Description : Assertion A flexeble wire loop of irregular shape carrying current when placed in a uniform external magnetic field acquires a circular shape. Reason

Last Answer : Assertion A flexeble wire loop of irregular shape carrying current when placed in a uniform external ... circular shape is having the greatert area.

A current of `10` ampere is flowing in a wire of length `1.5m`. A force of `15 N` acts on it when it is placed in a uniform magnetic field of `2` tesl

Description : A current of `10` ampere is flowing in a wire of length `1.5m`. A force of `15 N` acts on it when it is placed in a uniform magnetic field of `2` tesl

Last Answer : A current of `10` ampere is flowing in a wire of length `1.5m`. A force of `15 N` acts on it when it is placed ... `45^(@)` C. `60^(@)` D. `90^(@)`

A circular flexible loop of wire of radius r carrying a current I is placed in a uniform magnetic field B . If B is doubled, then tension in the loop

Description : A circular flexible loop of wire of radius r carrying a current I is placed in a uniform magnetic field B . If B is doubled, then tension in the loop

Last Answer : A circular flexible loop of wire of radius r carrying a current I is placed in a uniform magnetic field ... is doubled C. is halved D. becomes 4 times

The magnetic field existing in a region is gicen by `vecB =B_0(1+(x)/(l))vec k.` A square loop of edge l and carrying a current I, is placed with its

Description : The magnetic field existing in a region is gicen by `vecB =B_0(1+(x)/(l))vec k.` A square loop of edge l and carrying a current I, is placed with its

Last Answer : The magnetic field existing in a region is gicen by `vecB =B_0(1+(x)/(l))vec k.` A square loop of edge l and ... ` B. zero C. `B_(0)Il` D. `4B_(0)Il`

A circular coil of `20turns` and radius `10cm` carries a current of `5A`. It is placed in a uniform magnetic field of `0*10T`. Find the torque acting

Description : A circular coil of `20turns` and radius `10cm` carries a current of `5A`. It is placed in a uniform magnetic field of `0*10T`. Find the torque acting

Last Answer : A circular coil of `20turns` and radius `10cm` carries a current of `5A`. It is placed in a uniform magnetic ... Nm B. 3.14 Nm C. 0.314 Nm D. zero

A current carrying loop is placed in a uniform magnetic field. The torque acting on it does not depend upon

Description : A current carrying loop is placed in a uniform magnetic field. The torque acting on it does not depend upon

Last Answer : A current carrying loop is placed in a uniform magnetic field. The torque acting on it does not ... turns in the loop D. strength of the current

A metallic loop is placed in a magnetic field. If a current is passed through it, then

Description : A metallic loop is placed in a magnetic field. If a current is passed through it, then

Last Answer : A metallic loop is placed in a magnetic field. If a current is passed through it, then A. the ... fro about its centre of gravity D. None of above

A conducting loop carrying a current `I` is placed in a uniform magnetic field ponting into the plane of the paper as shown. The loop will have a tend

Description : A conducting loop carrying a current `I` is placed in a uniform magnetic field ponting into the plane of the paper as shown. The loop will have a tend

Last Answer : A conducting loop carrying a current `I` is placed in a uniform magnetic field ponting into the plane of the ... +ve X-axis D. move towards -ve X-axis

When a wire with a current is placed in a magnetic field....?

Description : When a wire with a current is placed in a magnetic field....?

Last Answer : Feel Free to Answer

Basic electrical motor action depends on _______________. A. a conductor rotated within a magnetic field B. a current carrying conductor placed in a magnetic field C. the relative force of the commutator and commutating poles D. the relative force of the armature and interpoles

Description : Basic electrical motor action depends on _______________. A. a conductor rotated within a magnetic field B. a current carrying conductor placed in a magnetic field C. the relative force of the commutator and commutating poles D. the relative force of the armature and interpoles

Last Answer : Answer: B

If a material, placed in a magnetic field is thrown out of it, then how is the material?

Description : If a material, placed in a magnetic field is thrown out of it, then how is the material?

Last Answer : Diamagnetic

If a material, placed in a magnetic field is thrown out of it, then how is the material?

Description : If a material, placed in a magnetic field is thrown out of it, then how is the material?

Last Answer : Diamagnetic

A conductor of length L has current I passing through it, when it is placed parallel to a magnetic field. The force experienced by the conductor will be (a) zero (b) BLI (c) B2LI (d) BLI2

Description : A conductor of length L has current I passing through it, when it is placed parallel to a magnetic field. The force experienced by the conductor will be (a) zero (b) BLI (c) B2LI (d) BLI2

Last Answer : (a) zero

A magnetic screw placed in a non-uniform magnetic field experiences a) force and torque b) only torque c) only force d) None of these

Description : A magnetic screw placed in a non-uniform magnetic field experiences a) force and torque b) only torque c) only force d) None of these

Last Answer : a) force and torque

1. If a material, placed in a magnetic field is thrown out of it, then how is the material? 2. Who became the first Indian to take 16 wickets in a single test match? 3. Stock Exchanges play a role in an economy how may itbe termed? 4. Which is the highest lake above the sea level in the world? 5. The Maratha power reached the zenith of its glory during which reign?

Description : 1. If a material, placed in a magnetic field is thrown out of it, then how is the material? 2. Who became the first Indian to take 16 wickets in a single test match? 3. Stock Exchanges play ... to the forests been caused by acid rain? 20. By whom was Swaraj as a national demand first made?

Last Answer : Answer : 1. Diamagnetic 2. Narendra Hirwani 3. Useful but need strict regulation 4. Lake Titicaca 5. Shivaji 6. Scurvy 7. Zila Parishad 8. Carius method 9. Oregon 10. Sukerchakia 11. At Lausanne ... 15. Zamindari 16. Parliament 17. Decrease 18. Rate of indirect tax 19. Poland 20. Dadabhai Naoroji

A coil of wire is placed in a changing magnetic field. If the number of turns in the coil is decreased, the...

Description : A coil of wire is placed in a changing magnetic field. If the number of turns in the coil is decreased, the voltage induced across the coil will: A. increase B. decrease C. remain constant D. be excessive

Last Answer : A coil of wire is placed in a changing magnetic field. If the number of turns in the coil is decreased, the voltage induced across the coil will: decrease

A long wire carrying 100 amp is placed in an external magnetic field of...

Description : A long wire carrying 100 amp is placed in an external magnetic field of 50 gauss. The wire is at right angles to the field.

Last Answer : The field is null above the wire and crowded below

When microwave energy is passed through a piece of ferrite in a magnetic field, another effect occurs. If the frequency of the microwave energy is much greater than the electron wobble frequency, the plane of polarization of the wavefront is rotated. This is known as

Description : When microwave energy is passed through a piece of ferrite in a magnetic field, another effect occurs. If the frequency of the microwave energy is much greater than the electron wobble frequency, the plane of polarization of the wavefront is rotated. This is known as

Last Answer : Faraday Rotation Effect

What is shielding in NMR? A. Using a curved piece of metal to block an opponent’s attack B. Putting metal around an Rf source C. When the magnetic moment of an atom blocks the full induced magnetic field from surrounding nuclei D. Blocking parts of a molecule from Rf radiation

Description : What is shielding in NMR? A. Using a curved piece of metal to block an opponent’s attack B. Putting metal around an Rf source C. When the magnetic moment of an atom blocks the full induced magnetic field from surrounding nuclei D. Blocking parts of a molecule from Rf radiation

Last Answer : When the magnetic moment of an atom blocks the full induced magnetic field from surrounding nuclei

The magnetic materials exhibit the property of magnetisation because of

Last Answer : The magnetic materials exhibit the property of magnetisation because of spin of nucleus.

The stray line of magnetic flux is defined as

Last Answer : The stray line of magnetic flux is defined as a line of magnetic flux which does not follow the designed path.

The magnetic reluctance of a material

Last Answer : The magnetic reluctance of a material decreases with increasing cross-sectional area of the material.

Magnetic moment is a

Last Answer : Magnetic moment is a vector quantity.

If a copper disc is rotated rapidly below a freely suspended magnetic...

Description : If a copper disc is rotated rapidly below a freely suspended magnetic needle, the magnetic needle shall start rotating with a velocity

Last Answer : If a copper disc is rotated rapidly below a freely suspended magnetic needle, the magnetic needle shall start rotating with a velocity less than that of disc and in the same direction.

The direction of magnetic lines of force is

Last Answer : The direction of magnetic lines of force is from north pole to south pole.

______ is most commonly used for making magnetic recording tape.

Description : ______ is most commonly used for making magnetic recording tape.

Last Answer : Ferric oxide is most commonly used for making magnetic recording tape.

When two ends of a circular uniform wire are joined to the terminals of a battery, the field at the center of the circle

Last Answer : When two ends of a circular uniform wire are joined to the terminals of a battery, the field at the center of the circle will depend on the radius of the circle.

At transition temperature the value of critical field is?

Description : At transition temperature the value of the critical field is?

Last Answer : At transition temperature the value of critical field is zero.