Home
Class 12
PHYSICS
A wire carrying a current of 3A is bent ...

A wire carrying a current of `3A` is bent in the form of a parabola `y^2=4-x` as shown in figure, where `x` and `y` are in metre. The wire is placed in a uniform magnetic field `B=5hatk` tesla. The force acting on the wire is

A

`30 hati N`

B

`-30 hati N`

C

`60 hati n`

D

`-60 hati N`

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

A conducting wire bent in the from of a parabola y^(2)=2x carries a current i=2A as shown in figure This wire is placed in a unifrom magnetic field oversetrarrB = - 4hatk Tesla The magnetic force on the wire is (newton) .

the force on current carrying wire placed in uniform magnetic field B as shown in figure is

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 semicircular wire PQS of radius R is connected to a wire bent in the form of a sine curve to form a closed loop as shown in the figure. If the loop carries a current I and is placed in a uniform magnetic field B, then the totla force acting on the sine curve is

In the figure,the force on the wire ABC in the given uniform magnetic field will be ( B=2tesla )

A long wire carrying current 'I' is bent into the shape as shown in the figure. The net magnetic field intensity at the centre 'O' is

A 0.5m long straight wire in which a current of 1.2A is flowing is kept a right angles to a uniform magnetic field of 2.0 tesla. The force acting on the wire will be-

A wire of mass 100 g is carrying a current of 2A towards increasing x in the form of y=x^2(-2mlexle+2m) . This wire is placed in a magnetic field B=-0.02hatk tesla. The acceleration of the wire ("in"m/s^2) is

A wires PQRS carrying a current I runs along three edges of a cube of side l as shown in figure. There exists a uniform magnetic field of magnitude B along one of the sides of cube. The magnitude of the force acting on the wire is

A wire loop carrying current I is placed in the x-y plane as shown. Magnetic induction at P is