21quad [" A coil of wire enclosing an area "100cm^(2)" is placed with its plane making an "],[" angle "60^(@)" with the magnetic field of strength "10^(-1)T" .What is the flux through "],[" the coil? If magnetic field is reduced to zero in "10^(-3)s" ,then find the induced "],[" emf? "]

A coil of area 0.4m^(2) has 100 turns. A magnetic field of 0.04 Wb m^(-2) is acting normal to the coil surface. If this magnetic field is reduced to zero in 0.01 s, then the induced emf in the coil is

A coil of radius 1cm and 100 turns is placed in a magnetic field of 10^(6) gauss such that its plane makes an angle 30^(@) with the field . The magnetic flux through the coil in S.I unit is

A coil of area 10 cm^2 has 200 turns. Magnetic field of 0.1 Wb//m^2 is perpendicular to the plane of the coil. The field is reduced to zero in 0.1 s, the induced emf in the coil is

A coil of area 100 cm^(2) has 500 turns. Magnetic field of 0.1 "weber"//"metre"^(2) is perpendicular to the coil. The field is reduced to zero in 0.1 second. The induced e.m.f. in the coil is

A coil having n turns and area A is initially placed with its plane normal to the magnetic field B. It is then rotated through 180^(@) in 0.2 sec. The emf induced at the ends of the coils is ___

A closed coil having 50 turns, area 300cm^(2) , is rotated from a position where it plane makes an angle of 45^(@) with a magnetic field of flux density 2.0T to a position perpendlcular to the field in a time of 0.1s. What is the average EMF induced in the coil ?

A square loop of side 20 cm and resistance 0.30 Omega is placed in a magnetic field of 0.4 T. The magnetic field is at an angle of 45^(@) to the plane of loop. If the magnetic field is reduced to zero in 0.5 s, then find the induced emf and induced current in the loop in this time interval.

A coil intercepts a magnetic flux of 0.2 xx 10^(-2) Wb in 0.1 s. What is the emf induced in the coil ?

A square-shaped coil of side 10 cm is placed in a region of magnetic field 0.2 T such that it makes an angle of 30^(@) with the magnetic field. Calculate the magnetic flux linked with the coil.