Description : If a material, placed in a magnetic field is thrown out of it, then how is the material? -General Knowledge
Last Answer : answer:
Description : If a material, placed in a magnetic field is thrown out of it, then how is the material?
Last Answer : Diamagnetic
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
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
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
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
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.
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.
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.
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
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
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.
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.
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^(@)`
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`
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
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
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
Description : When a wire with a current is placed in a magnetic field....?
Last Answer : Feel Free to Answer
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
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
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
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
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
Description : Type of power-line frequency meter composed of vibrating iron reed placed in alternating magnetic field
Last Answer : Vibrating Reed Type
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
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
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.
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
Description : Find the electric flux density surrounding a material with field intensity of 2xyz placed in transformer oil ( εr = 2.2) at the point P(1,2,3) is (in 10 -10 units) a) 2.1 b) 2.33 c) 2.5 d) 2.77
Last Answer : c) 2.5
Description : All the following complexes show decrease in their weights when placed in a magnetic balance then the group of complexes having tetrahedral geometry i
Last Answer : All the following complexes show decrease in their weights when placed in a magnetic balance then the group of ... III C. I,III,IV D. none of these
Description : Find the magnetization of the material with susceptibility of 6 units and magnetic field intensity of 13 units. a) 2.16 b) 6.2 c) 78 d) 1.3
Last Answer : c) 78
Description : Find the magnetic field intensity of a material with flux density of 24 units in air(in 10 6 order) a) 19.09 b) 21 c) 25 d) 26.78
Last Answer : a) 19.09
Description : The inductance is the measure of a) Electric charges stored by the material b) Emf generated by energising the coil c) Magnetic field stored by the material d) Magnetization of dipoles
Last Answer : c) Magnetic field stored by the material
Description : The capacitance of a material refers to a) Ability of the material to store magnetic field b) Ability of the material to store electromagnetic field c) Ability of the material to store electric field d) Potential between two charged plates
Last Answer : c) Ability of the material to store electric field
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
Description : Particle nature of cathode rays is proved due to the fact that they (A) Travel in a straight line (B) Get deflected by magnetic electric field (C) Produce fluorescence (D) Heat the exposed material
Last Answer : Option B
Description : A material which is slightly repelled by a magnetic field is known as (a) ferromagnetic material (b) diamagnetic material (c) paramagnetic material (d) conducting material
Last Answer : (b) diamagnetic material
Description : Hysteresis loss least depends on (A) Frequency. (B) Magnetic field intensity. (C) Volume of the material. (D) Grain orientation of material.
Last Answer : (D) Grain orientation of material.
Description : In a ferromagnetic material the state of flux density is as follows when external magnetic field is applied to it. (A) Increased (B) Decreased (C) Remains unchanged (D) Becomes zero
Last Answer : (C) Remains unchanged
Last Answer : A material which is slightly repelled by a magnetic field is known as diamagnetic material.
Description : You and your friend are trapped in a space prison on an alien planet. The alien warden decides to give you and your friend a chance at freedom. He states that your friend shall be allowed to ... A voice answers, 'The numbers are in ascending order so that the number is greater than or -Riddles
Last Answer : 2,2,9
Description : If a dics is thrown, then the probability of getting an even number is _______.
Last Answer : If a dics is thrown, then the probability of getting an even number is _______.
Description : In troubleshooting a circuit in a console, you find that a resistor may be faulty. Which of the precautions listed must be observed when using an ohmmeter to carry out this test? A. Correct polarity ... D. The resistor's circuit must be de-energized and at least one end of the component isolated.
Last Answer : Answer: D
Description : ___________ is a very high speed memory placed in between RAM and CPU. A. Magnetic disk B. Magnetic drum C. Virtual memory D. Cache memory
Last Answer : D. Cache memory
Description : A moving particle of charge q and mass m enters a uniform magnetic field perpendicular to the direction of field. Then
Last Answer : A moving particle of charge q and mass m enters a uniform magnetic field perpendicular to the ... circular path (D) its velocity vector changes
Description : When an electronl beam passes through and electric field they gain kinetic energy. If the same electron beam passes through a magnetic field then thei
Last Answer : When an electronl beam passes through and electric field they gain kinetic energy. If the same ... C. momentum increases D. kinetic energy increases
Description : Two parallel long wires carry currents `i_(1) "and" i_(2)` with `i_(1) gt i_(2)`.When the currents are in the same direction then the magnetic field m
Last Answer : Two parallel long wires carry currents `i_(1) "and" i_(2)` with `i_(1) gt i_(2)`.When the currents are in the same ... 4` B. `5:3` C. `7:11` D. `11:7`
Description : A long wire carries a steady curent . It is bent into a circle of one turn and the magnetic field at the centre of the coil is `B`. It is then bent in
Last Answer : A long wire carries a steady curent . It is bent into a circle of one turn and the magnetic field at the centre of ... ^(2)B` C. `2nB` D. `2n^(2)B`