A semicircule wire of radius R and carry...

A semicircule wire of radius R and carrying a current I si placed in the XY plane where the uniform magnetic field is `B = B_(0) K`. The force on the wire is

`pi IRB hat(j)`

`- pi IRB hat(j)`

`2 IRB hat(j)`

`- 2IRB hat(j)`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

MAGNETIC
FIITJEE|Exercise Assignment Problems (Assertion Reasoning Type)|2 Videos
MAGNETIC
FIITJEE|Exercise Assignment Problems (Level - II)|20 Videos
MAGNETIC
FIITJEE|Exercise Assignment Problems (Subjective) (Level - II & III)|15 Videos
LAWS OF MOTION
FIITJEE|Exercise COMPREHENSION-III|2 Videos
MAGNETISM
FIITJEE|Exercise Example|12 Videos

Similar Questions

Explore conceptually related problems

What is the force experienced by a semicircular wire of radius R when it is carrying a current l and is placed in a uniform magnetic field of induction B as shown in figure. ?

A semicircular wire of radius r , carrying a current I , is placed in a magnetic field of magnitude B . The force acting on it

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

A semicircular wire of radius R, carrying current I, is placed in a magnetic field as shown in Fig. On left side of X'X, magnetic field strangth 2B_0 . Both fields are directed inside the page. The magnetic force experienced by the wire would be

A small circular flexible loop of wire of radius r carries a current I . It is placed in a uniform magnetic field B . The tension in the loop will be doubled if (Choose the incorrect option)

Shows a circular wire-loop of radius a m carrying a current I, placed in a perpendicualr matgnetic field B. (a) Consider a small part dl of the wire. Find the force on this part of the wire exerted by the magnetic field. Find the force of compression in the wire.

A wire carrying a current i is placed in a uniform magnetic field in the form of the curve y=asin((pix)/L)0 lexle2L . The force acting on the wire is

A circular loop of radius a, carrying a current I, is placed in a tow dimensional magnetic field. The centre of the loop coincides with the centre of the filed The strenght of the magnetic field at the pariphery of the loop is B. find the magnetic force on the wire.

A wire bent in the form a right angled triangle PQR , carries a current 1A . It is placed in a region of a uniform magnetic field B=0.2T . If PR=1m , the net force on the wire is

A wire loop carrying current I is placed in the x-y plane as shown in the figure. If an external uniform magnetic field vec(B)=B hat(i) is switched on, then the torque acting on the loop is

FIITJEE-MAGNETIC-Assignment Problems (Objective) (LEVEL-I)

A long straight wire along the z-axis carries a current I in the negat...
Text Solution
|
A circular coil of radius r carries I. If the same coil is now changed...
Text Solution
|
A semicircule wire of radius R and carrying a current I si placed in t...
Text Solution
|
Two particles X and Y with equal charges, after being accelerated thro...
Text Solution
|
A metallic wire is folded to form a square loop of side a. It carries ...
Text Solution
|
Two long mutually perpendicular conductors carrying currents I1 and I2...
Text Solution
|
A long straight wire of radius R carries a steady current which is uni...
Text Solution
|
Through two parallel wires A and B, 10 A and 2A of currents are passed...
Text Solution
|
3 A of current is flowing in a linear conductor having a length of 40 ...
Text Solution
|
A wire loop carrying current I is placed in the x-y plane as shown. Ma...
Text Solution
|
A current I flows in the network shown in a adjacent figure. Resulting...
Text Solution
|
A protn and an alpha particle enter into a uniform magnetic field with...
Text Solution
|
A magnetic field 4xx10^(-3) hat k T exerts a force (4 hat i + 3 hat ...
Text Solution
|
A proton, a deuteron and an alpha- particle having the same kinetic en...
Text Solution
|
A wire carrying a current i is placed in a uniform magnetic field in t...
Text Solution
|
In the figure PQ is a long current carrying wire which is placed near ...
Text Solution
|
AB and CD are long staright conductors, distance d apart, carrying a c...
Text Solution
|
AB and CD are smooth, parallel rails, separated by a distance L and in...
Text Solution
|
Two circular coils of radii 10 cm and 40 cm and equal number of turns ...
Text Solution
|
A conducting circular loop of radius r carries a constant current I. I...
Text Solution
|