In which orientation,a diole placed, i...

In which orientation,a diole placed, in a uniform field is in (i) stable (ii) unstable equilibrioum?

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A rectangular loop of sides 10 cm and 5 cm carrying a current I of 12 A is placed in different orientations as shown in the figures below , If there is a uniform magnetic field of 0.3 T in the positive z direction, in which orientations the loop would be in (i) stable equilibrium and (ii) unstable equilibrium ?

A rectangular loop of sides 10 cm and 5 cm carrying a current 1 of 12 A is placed in different orientations as shown in the figure below: If there is auniform magnetic field of 0.3 t in the positive z direction , in which orientations the loop would be in (i) stable equilibrium and (ii) unstable equilibrium ?

A short bar magnet of moment 0*32JT^-1 is placed in a uniform external magnetic field of 0*15T , if the bar is free to rotate in the plane of the field, which orientations would correspond to its, (i) stable and (ii) unstable equilibrium? What is the potential energy of the magnet in each case?

A rectangular loop of sides 10cm and 5cm carrying a current I of 12A is placed in different orienctations as shown in the figure If there is a uniform magnetic field of 0.3 T in the positive z-direction, in which orientations the loop would be in (i) stable equilibrium and (ii) unstable equilibrium .

A short magnet placed with its axis at 30^(@) with a uniform external magnetic field of 0.2 T experiences a torque of 4 xx 10^(-2) J . (a) Calculate the magnetic moment of the magnet . (b) If the magnet were free to rotate , which orientations would correspond to its (i) stable and (ii) unstable equilibrium ? What is its potential energy in the field for cases (i) and (ii) ?

A short bar magnet placed with its axis at 30^@ with a uniform external magnetic field of 0*16T experiences a torque of magnitude 0*032J . Estimate the magnetic moment of the magnet. If the bar were free to rotate, which orientations would correspond to its (i) , stable and (ii), unstable equilibrium? What is the potential energy of the magnet in the two case?

Under what situation a magnet suspended in a uniform magnetic field will be (a) in stable equilibrium and (b) in unstable equilibrium?

CBSE COMPLEMENTARY MATERIAL-ELECTROSTATICS AND CURRENT ELECTRICITY -NUMERICALS

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