The direction of magnetic lines of force is

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

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The direction of magnetic lines of force is (a) from south pole to north pole (b) from north pole to south pole (c) from one end of the magnet to another (d) none of the above

Description : The direction of magnetic lines of force is (a) from south pole to north pole (b) from north pole to south pole (c) from one end of the magnet to another (d) none of the above

Last Answer : (b) from north pole to south pole

The force on a charged particle moving parallel to magnetic field lines is: w) in the direction of the field x) zero y) perpendicular to the field z) in the opposite direction of the field

Description : The force on a charged particle moving parallel to magnetic field lines is: w) in the direction of the field x) zero y) perpendicular to the field z) in the opposite direction of the field

Last Answer : ANSWER: X -- ZERO

A circular loop which is in the form of a major arc of a constant magnetic field B is applied in the vertical direction such that the magnetic lines o

Description : A circular loop which is in the form of a major arc of a constant magnetic field B is applied in the vertical direction such that the magnetic lines o

Last Answer : A circular loop which is in the form of a major arc of a constant magnetic field B is applied in the ... `2 BIR sin(alpha//2)` D. None of these

If the Earth's magnetic field lines pass through the Hall probe in opposite direction, then the change in reading of voltmeter is A. thrice the Earth's magnetic flux density B. four times the Earth's magnetic flux density C. five times the Earth's magnetic flux density D. twice the Earth's magnetic flux density

Description : If the Earth's magnetic field lines pass through the Hall probe in opposite direction, then the change in reading of voltmeter is A. thrice the Earth's magnetic flux density B. four times the Earth ... C. five times the Earth's magnetic flux density D. twice the Earth's magnetic flux density

Last Answer : twice the Earth's magnetic flux density

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.

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 magnetic reluctance of a material

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

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.

Magnetic moment is a

Last Answer : Magnetic moment is a vector quantity.

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.

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.

When an iron piece is placed in a magnetic field

Last 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.

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.

______ 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.

Steering of a car involves: A. A pair of forces acting along the same line and in opposite direction B. Two forces acting in the same direction C. Two forces acting along different lines and in opposite direction D. A single force

Description : Steering of a car involves: A. A pair of forces acting along the same line and in opposite direction B. Two forces acting in the same direction C. Two forces acting along different lines and in opposite direction D. A single force

Last Answer : ANSWER: A

Steering of a car involves? A. A single force B. Two forces acting in the same direction C. Two forces acting along different lines and in opposite direction. D. A pair of forces acting along the same line and in opposite direction (Answer)

Description : Steering of a car involves? A. A single force B. Two forces acting in the same direction C. Two forces acting along different lines and in opposite direction. D. A pair of forces acting along the same line and in opposite direction (Answer)

Last Answer : D. A pair of forces acting along the same line and in opposite direction (Answer)

The lines of force are said to be a) Real b) Imaginary c) Drawn to trace the direction d) Not significant

Description : The lines of force are said to be a) Real b) Imaginary c) Drawn to trace the direction d) Not significant

Last Answer : c) Drawn to trace the direction

What will be the effect upon an electron traveling in the opposite direction to the lines of force in an electrostatic field?

Description : What will be the effect upon an electron traveling in the opposite direction to the lines of force in an electrostatic field?

Last Answer : The electron will be accelerated.

In what direction are electrostatic lines of force drawn?

Description : In what direction are electrostatic lines of force drawn?

Last Answer : Leaving positive, entering negative

How must be the The lines of force of a uniform magnetic field? -General Knowledge

Description : How must be the The lines of force of a uniform magnetic field? -General Knowledge

Last Answer : answer:

How must be the The lines of force of a uniform magnetic field? -General Knowledge

Description : How must be the The lines of force of a uniform magnetic field? -General Knowledge

Last Answer : answer:

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

Are the magnetic lines force of a bar magnets strongest at the end of the magnet or in the middle?

Description : Are the magnetic lines force of a bar magnets strongest at the end of the magnet or in the middle?

Last Answer : Feel Free to Answer

How must be the The lines of force of a uniform magnetic field?

Description : How must be the The lines of force of a uniform magnetic field?

Last Answer : – Parallel to each other

The opposition to the establishment of magnetic lines of force in a magnetic circuit is called the circuit's _______. A. resistance B. reluctance C. impedance D. inductance

Description : The opposition to the establishment of magnetic lines of force in a magnetic circuit is called the circuit's _______. A. resistance B. reluctance C. impedance D. inductance

Last Answer : Answer: B

How must be the The lines of force of a uniform magnetic field?

Description : How must be the The lines of force of a uniform magnetic field?

Last Answer : Parallel to each other

PROPERTIES OF MAGNETIC LINES OF FORCE

Description : PROPERTIES OF MAGNETIC LINES OF FORCE

Last Answer : PROPERTIES OF MAGNETIC LINES OF FORCE: 1) They are closed continuous curve. 2) They start from North Pole and end on South Pole. 3) The tangent at any point on the magnetic lines of force gives the ... other. 5) They are crowded at strong magnetic field. 6) They are weak at far from each other.

Which of the following is true regarding magnetic lines of force? a) Real b) Imaginary c) Does not exist d) Parallel to field

Description : Which of the following is true regarding magnetic lines of force? a) Real b) Imaginary c) Does not exist d) Parallel to field

Last Answer : b) Imaginary

Pick up the correct statement from the following: (A) Permeability is a measure of conducting the magnetic lines of force in the material (B) Permeability is a measure of the extent to which magnetic lines of force can penetrate a medium (C) Permeability is expressed as the ratio of the magnetic flux density (B) to the field strength of the magnetizing field (D) All of these

Description : Pick up the correct statement from the following: (A) Permeability is a measure of conducting the magnetic lines of force in the material (B) Permeability is a measure of the extent to which magnetic ... magnetic flux density (B) to the field strength of the magnetizing field (D) All of these

Last Answer : Answer: Option D

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 permeable substance is one (a) which is a good conductor (6) which is a bad conductor (c) which is a strong magnet (d) through which the magnetic lines of force can pass very easily

Description : A permeable substance is one (a) which is a good conductor (6) which is a bad conductor (c) which is a strong magnet (d) through which the magnetic lines of force can pass very easily

Last Answer : (d) through which the magnetic lines of force can pass very easily

. What primary condition must magnetic lines of force meet in order to exist?

Description : . What primary condition must magnetic lines of force meet in order to exist?

Last Answer : Magnetic lines of force must form a continuous closed loop.

In what way do magnetic lines of force differ from electrostatic lines of force?

Description : In what way do magnetic lines of force differ from electrostatic lines of force?

Last Answer : Electrostatic lines of force do not form closed loops

When the field is strong, the lines of force are: (a) Closer (b) Parallel (c) Farther (d) All of above 45. The electric lines of force determine the strength of an: (a) Gravitational field (b) Constant field (c) Magnetic field (d) Electric field

Description : When the field is strong, the lines of force are: (a) Closer (b) Parallel (c) Farther (d) All of above 45. The electric lines of force determine the strength of an: (a) Gravitational field (b) Constant field (c) Magnetic field (d) Electric field

Last Answer : d) Electric field

For a point charge to feel a net force in a homogeneous magnetic field, which one of the following statements is true? The charge must: w) move parallel to the magnetic lines of flux x) have a component of its motion perpendicular to the lines of flux y) be stationary z) be a positive charge

Description : For a point charge to feel a net force in a homogeneous magnetic field, which one of the following statements is true? The charge must: w) move parallel to the magnetic lines of flux x) have a component of its motion perpendicular to the lines of flux y) be stationary z) be a positive charge

Last Answer : ANSWER: X -- HAVE A COMPONENT OF ITS MOTION PERPENDICULAR TO THE LINES OF FLUX 

Magnetic lines of force have all but one of the following characteristics. The one that they DO NOT have is: w) they go from the South-pole to the North-pole of a magnet outside of the magnet x) they are most concentrated at the poles of a magnet y) they pass through copper z) they never cross one another

Description : Magnetic lines of force have all but one of the following characteristics. The one that they DO NOT have is: w) they go from the South-pole to the North-pole of a magnet outside of the magnet ... most concentrated at the poles of a magnet y) they pass through copper z) they never cross one another

Last Answer : ANSWER: W -- THEY GO FROM THE SOUTH-POLE TO THE NORTH-POLE OF THE M AGNET 

1. Soft drinks such as cocoa contain singnificant quantities of which thing? 2. By whom is the Chairman of the Public Accounts Committee of the Parliament appointed? 3. How must be the The lines of force of a uniform magnetic field? 4. The Varansi Kanyakumari National Highway is called which national highway? 5. Which of the British Officials defeated Portuguese at Sowlley ?

Description : 1. Soft drinks such as cocoa contain singnificant quantities of which thing? 2. By whom is the Chairman of the Public Accounts Committee of the Parliament appointed? 3. How must be the ... for rotation and revolution? 20. Which element of Hinduism was practised in the Indus Valley Civilization?

Last Answer : Answer : 1. Caffein 2. Speaker of Lok Sabha 3. Parallel to each other 4. NH 7 5. Thomas Best 6. Astrophysics 7. French 8. Pollination 9. Fourth 10. Jamshedpur 11. Speaker of Lok Sabha 12. ... income 14. Venus 15. Dadabhai Naoroji 16. UNDP 17. Biotechnology 18. Nowhere 19. Venus 20. Cult of Shiva

Define magnetic lines of force. Also draw and show magnetic lines of force of a bar type magnet.

Description : Define magnetic lines of force. Also draw and show magnetic lines of force of a bar type magnet.

Last Answer : Magnetic Lines of force- These are the imaginary lines (having no physical existence) introduced by Faraday for the pictorial representation of the distribution of a magnetic field.  OR  A line of ... that the tangent at any point gives direction of the resultant force at that point. 

Define magnetic lines of force. Show the magnetic lines of force for bar type magnet.

Description : Define magnetic lines of force. Show the magnetic lines of force for bar type magnet.

Last Answer : Magnetic linens of force is the imaginary lines for magnetic field of magnet around it. These magnetic lines of forces are introduced by Michael Faraday. The direction of lines of force is from N-pole to S-pole. The figure shows lines of force for bar type magnet.

Why and when does a current carrying conductor kept in a magnetic field experience force? List the factors on which direction of this force depends? -Science

Description : Why and when does a current carrying conductor kept in a magnetic field experience force? List the factors on which direction of this force depends? -Science

Last Answer : The drifting of free electrons of a conductor in a definite direction causes the current to flow through it. When such conductor is placed in a uniform magnetic field, each drifted electron of a ... depends on (i) direction of current through the conductor, and (ii) direction of magnetic field.

(a) Describe activity with labelled diagram to show that a current carrying conductor experience a force in a magnetic field. (b) State the rule to determine the direction of force. -Science

Description : (a) Describe activity with labelled diagram to show that a current carrying conductor experience a force in a magnetic field. (b) State the rule to determine the direction of force. -Science

Last Answer : (a) Without using a magnet, magnetic field can be produced by flowing the current through a straight conductor or a solenoid. Aim : To show that magnetic field exerts a force on a current carrying ... current, then the thumb will point in the direction of motion or the force acting on the conductor.

The magnetic meridian at any point, is the direction indicated by a freely suspended (A) Magnetic needle (B) And properly balanced magnetic needle (C) Properly balanced and uninfluenced by local attractive force (D) Magnetic needle over an iron pivot

Description : The magnetic meridian at any point, is the direction indicated by a freely suspended (A) Magnetic needle (B) And properly balanced magnetic needle (C) Properly balanced and uninfluenced by local attractive force (D) Magnetic needle over an iron pivot

Last Answer : (C) Properly balanced and uninfluenced by local attractive force

In the left hand rule, forefinger always represents (a) voltage (b) current (c) magnetic field (d) direction of force on the conductor

Description : In the left hand rule, forefinger always represents (a) voltage (b) current (c) magnetic field (d) direction of force on the conductor

Last Answer : (c) magnetic field

The left hand rule correlates to (a) current, induced e.m.f. and direction of force on a conductor (b) magnetic field, electric field and direction of force on a conductor (c) self induction, mutual induction and direction of force on a conductor (d) current, magnetic field and direction of force on a conductor

Description : The left hand rule correlates to (a) current, induced e.m.f. and direction of force on a conductor (b) magnetic field, electric field and direction of force on a conductor (c) self induction, ... and direction of force on a conductor (d) current, magnetic field and direction of force on a conductor

Last Answer : (d) current, magnetic field and direction of force on a conductor

Fleming's left hand rule is used to find (a) direction of magnetic field due to current carrying conductor (b) direction of flux in a solenoid (c) direction of force on a current carrying conductor in a magnetic field (d) polarity of a magnetic pole

Description : Fleming's left hand rule is used to find (a) direction of magnetic field due to current carrying conductor (b) direction of flux in a solenoid (c) direction of force on a current carrying conductor in a magnetic field (d) polarity of a magnetic pole

Last Answer : (c) direction of force on a current carrying conductor in a magnetic field

An electron moves with a velocity of 2 × 106 ms-1 in the direction of a uniform magnetic field of 0.8 Tesla. The force on electron is a) 8 N b) 2 N c) 4 N d) Zero

Description : An electron moves with a velocity of 2 × 106 ms-1 in the direction of a uniform magnetic field of 0.8 Tesla. The force on electron is a) 8 N b) 2 N c) 4 N d) Zero

Last Answer : d) Zero

The magneto-motive force is

Last Answer : The magneto-motive force is the sum of all currents embraced by one line of magnetic field.