Radius of a circular loop placed in a perpendicular

Asked by admin @ 17/08/2021 in Physics viewed by 300 People

Radius of a circular loop placed in a perpendicular uniform magnetic field is increasing at a constant rate of r metre per second if at any instant radius of the loop is our then emf induced in the loop at that instant will be

Answered by admin @ 17/08/2021

Hope it will help you..

A conducting ring of radius r is placed perpendicularly

Asked by admin @ 23/08/2021 in Physics viewed by 298 persons

a conducting ring of radius r is placed perpendicularly inside a time varying magnetic field given by B=Bi+ alpha•t. Bi and alpha are positive constant.Emf induced in the ring is

A circular loop of radius r carrying current i

Asked by admin @ 16/08/2021 in Physics viewed by 332 persons

A circular loop of radius r carrying a current i is held at the centre of another circular loop of radius R(>>r) carrying a current I. The plane of the …

A circular disc of radius 0.2 m is placed

Asked by admin @ 23/08/2021 in Physics viewed by 308 persons

18. A circular disc of radius 0.2 m is placed in a uniform magnetic field of induction = 1/π Wb/m2 in such a waythat its axis makes an angle …

A circular loop of radius 0.3 cm lies parallel

Asked by admin @ 17/08/2021 in Physics viewed by 283 persons

A circular loop of radius 0.3 cm lies parallel to a much bigger circular loop of radius 20 cm.The centre of the smaller loop is on the axis of the …

A 5 cm tall object is placed perpendicular

Asked by admin @ 31/08/2021 in Physics viewed by 293 persons

. A 5 cm tall object is placed perpendicular to the principal axis of a convex lens of focal- length 20 cm. The distance of the object from the len …

A 2 cm tall object is placed perpendicular

Asked by admin @ 31/08/2021 in Physics viewed by 269 persons

A 2 cm tall object is placed perpendicular to the principal axis of a convex lens of focal length 10 cm. The distance of the object from the lens is …

A 6 cm tall object is placed perpendicular

Asked by admin @ 29/08/2021 in Physics viewed by 272 persons

a 6 cm tall object is placed perpendicular to the principal axis of a convex lens of focal length 15cm .the distance of the object from the lens is 10cm. …

A 2.0 cm tall object is placed perpendicular

Asked by admin @ 29/08/2021 in Physics viewed by 293 persons

A 2 cm tall object is placed perpendicular to the principal axis of a convex lens of focal length 10 cm. The distance of the object from the lens is …

There are two loops a and b placed coaxially

Asked by admin @ 23/08/2021 in Physics viewed by 429 persons

There are two loops A and B placed coaxially along vertical line . A is allowed to fall freely towards B. If constant current is flowing in A then find …

An object is placed perpendicular to the principal axis

Asked by admin @ 11/08/2021 in Physics viewed by 275 persons

An object is placed perpendicular to the principal axis of a convex lens of focal length 20cm. the distance of the object from the lens is 30cm. find the 1)position …

A wheel of radius r is placed on ground

Asked by admin @ 20/08/2021 in Physics viewed by 395 persons

A wheel of radius R is placed on ground and its contact point is P. if wheel starts rolling without slipping and completes half a revolution, find the displacement if …

A metal ball of radius r is placed concentrically

Asked by admin @ 17/08/2021 in Physics viewed by 363 persons

A metal ball of radius `r` is placed concentrically inside hollow metal sphere of inner radius `2r` and outer radius `3r`.The ball is given a charge `+2q` and the hollow …

A wire in the form of a circular loop

Asked by admin @ 17/08/2021 in Physics viewed by 351 persons

A wire in the form of a circular loop of one turn carrying a current forms a magnetic field B at the center. What will be new value of magnetic …

A circular metal loop is heated at point o

Asked by admin @ 17/08/2021 in Science viewed by 272 persons

A circular metal loop is heated at point O as shown in figure below. (i) In which direction would heat flow in the loop? (ii) In which order the pins …

From a circular card sheet of radius 14 cm

Asked by admin @ 16/08/2021 in Math viewed by 287 persons

From a circular card sheet of radius 14 cm,2 circles of radius 3.5cm and a rectangle of length 3cm and a breadth is 1 cm is removed.find the area of …