When a current (dc) is passed through a wire, the wire develops magnetism. The magnetic field of the wire interacts with the magnetic poles of the compass needle and it gets deflected from its North-South position.
When a current (dc) is passed through a wire, the wire develops magnetism. The magnetic field of the wire interacts with the magnetic poles of the compass needle and it gets deflected from its North-South position.
Which of the following industry is known as sun rising industry?
(C) Health and clinic
(C) Health and clinic
See lessIn which of the following States mining has caused severe land degradation?
(D) Uttarakhand
(D) Uttarakhand
See lessLand that is left uncultivated for more than five agricultural years is called
(C) Current fallow
(C) Current fallow
See lessA body is thrown vertically upward with velocity u, the greatest height h to which it will rise is:
(B) u²/2g
(B) u²/2g
See lessSuppose a boy is enjoying a ride on a merry-go- round which is moving with a constant speed of 10 ms⁻¹. It implies that the boy is:
(C) In accelerated motion
(C) In accelerated motion
See lessSilver nitrate solution is used to study
Camillo Golgi, discovered the method of staining individual cell structures. He used weak solution of silver nitrate to study golgi apparatus.
Camillo Golgi, discovered the method of staining individual cell structures. He used weak solution of silver nitrate to study golgi apparatus.
See lessName any two effects of electric current.
(a) Heating effect of electric current. (b) Magnetic effect of electric current.
(a) Heating effect of electric current.
See less(b) Magnetic effect of electric current.
When the current is switched on through a wire, a compass needle kept nearby gets deflected from its north-south position. Explain.
When a current (dc) is passed through a wire, the wire develops magnetism. The magnetic field of the wire interacts with the magnetic poles of the compass needle and it gets deflected from its North-South position.
When a current (dc) is passed through a wire, the wire develops magnetism. The magnetic field of the wire interacts with the magnetic poles of the compass needle and it gets deflected from its North-South position.
See less