State whether the following statement is true or false:
The magnetic field inside a long circular coil carrying current will be parallel straight lines.

Academic Physics NCERT Class 10

True

The magnetic field inside a long circular coil carrying current will be parallel straight lines.

Image is posted for reference only

Tutorialspoint

Updated on: 10-Oct-2022

69 Views

State the form of magnetic field lines around a straight current-carrying conductor.
(a) Draw the magnetic lines of force due to a circular wire carrying current.(b) What are the various ways in which the strength of magnetic field produced by a current-carrying circular coil can be increased?
State whether the following statement is true or false:The symbol of element cobalt is CO.
The shape of the earth’s magnetic field resembles that of an imaginary:(a) U-shaped magnet (b) Straight conductor carrying current (c)Current-carrying circular coil (d) Bar magnet
State whether the following statement is true or false:The image formed on our retina is upside-down
State whether the following statements are true or false.$(a)$. An electric motor converts mechanical energy into electrical energy.$(b)$. An electric generator works on the principle of electromagnetic induction.$(c)$. The field at the centre of a long circular coil carrying current will be parallel straight lines.$(d)$. A wire with a green insulation is usually the live wire of an electric supply.
(a) Draw a sketch to show the magnetic lines of force due to a current-carrying straight conductor.(b) Name and state the rule to determine the direction of magnetic field around a straight current-carrying conductor.
State the rule to determine the direction of a $(i)$. magnetic field produced around a straight conductor-carrying current,$(ii)$. the force experienced by a current-carrying straight conductor placed in a magnetic field which is perpendicular to it, and$(iii)$. current induced in a coil due to its rotation in a magnetic field.
State whether the following statement is true or false:The minimum number of carbon atoms in a ketone molecule is two.
(a) What is a solenoid? Draw a sketch to show the magnetic field pattern produced by a current-carrying solenoid.(b) Name the type of magnet with which the magnetic field pattern of a current-carrying solenoid resembles. (c) What is the shape of field lines inside a current-carrying solenoid? What does the pattern of field lines inside a current-carrying solenoid indicate? (d) List three ways in which the magnetic field strength of a current-carrying solenoid can be increased? (e) What type of core should be put inside a current-carrying solenoid to make an electromagnet?
State whether the following statement is true or false:The planets twinkle at night due to atmospheric refraction of light.
Magnetic Field around a Current Carrying Conductor
Draw the pattern of magnetic field lines produced around a current-carrying straight conductor passing perpendicularly through horizontal cardboard. State and apply the right-hand thumb rule to mark the direction of the field lines. How will the strength of the magnetic field change when the point where magnetic field is to be determined is moved away from the straight conductor ? Give reason to justify your answer.
State whether the following statement is true or false :Milk is a pure substance.

Kickstart Your Career

Get certified by completing the course

Get Started

Advertisements