A rectangular coil of 20 turns and area ...

A rectangular coil of `20` turns and area of cross-section `25 cm^(2)` has a resistance of `100 ohm`. If a magnetic field which is perpendicular to the plane of the coil changes at the rate of `1000` telsa per second, the current in the coil is

50 A

`0.5 A`

`5A`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

PRACTICE PAPPER
NCERT FINGERTIPS|Exercise Practice Paper 2|50 Videos
NUCLEI
NCERT FINGERTIPS|Exercise Assertion And Reason|15 Videos
RAY OPTICS AND OPTICAL INSTRUMENTS
NCERT FINGERTIPS|Exercise Assertion And Reason|15 Videos

Similar Questions

Explore conceptually related problems

A rectangular coil of 25 turns, area of 25cm^(2) and resistance of 4 ohm//turn is placed perpendicular to a varying magnetic field, which changes at the rate of 500 T//s . The induced current in the coil is

A coil of area 10cm^2 and 10 turns is in magnetic field directed perpendicular to the plane and changing at a rate of 10^8 gauss//s . The resistance of coil is 20Omega . The current in the coil will be

In a coil of area 10cm^(2) and 10 turns, magnetic field is directed perpendicular to the plane and is changing at a rate of 10^(4)Ts^(-1) . The resistance of the coil is 20Omega . The current in the coil will be

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 closely wound coil of 100 turns and area of cross-section 1cm^(3) has a coefficient of self-induction 1 mH . The magnetic induction in the centre of the core of the coil when a current of 2A flows in it, will be

A rectangular coil is placed in a region having a uniform magnetic field B perpendicular to the plane of the coil. An emf will not be induced ion the coil if the

A 100 turns coil of area of cross section 200 cm^(2) having 2 Omega resistance is held perpendicular to a magnetic field of 0.1 T. If it is removed from the magnetic field in one second, the induced charge produced in it is

NCERT FINGERTIPS-PRACTICE PAPPER-Practice Paper 3

A gang capacitor is formed by interlocking a number of plates as shown...
Text Solution
|
A galvanometer of resistance 25Omega is connected to a battery of 2 vo...
Text Solution
|
A rectangular coil of 20 turns and area of cross-section 25 cm^(2) has...
Text Solution
|
For perfectly coupled coils, the coupling coefficient should be equal ...
Text Solution
|
A 200 muF capacitor in series with a 100 Omega resistance is connected...
Text Solution
|
The efficiency of a transformer is 90%. The transformer is rated for o...
Text Solution
|
In an experiment to find focal length of a concave mirror, a graph is ...
Text Solution
|
In a reflecting astronomical telescope, if the objetcive (a spherical ...
Text Solution
|
Which one of the following is a possible nuclear reaction ?
Text Solution
|
A 5 W source emits monochromatic light of wavelength 5000 Å. When plac...
Text Solution
|
Calculate in how many months , (3/4)^(th) of the substance will dacay,...
Text Solution
|
Which of the following statements is not true?
Text Solution
|
The transfer ration of a transistor is 50. The input resistance of th...
Text Solution
|
Given below are four logic gates symbol (figure). Those for OR, NOR an...
Text Solution
|
An AND gate
Text Solution
|
The VHF band ranges from
Text Solution
|
The circular plates A and B of a parallel plate air capacitor have a d...
Text Solution
|
If the input and output power of an optical fibre of length 150 m are ...
Text Solution
|
A thin prism of angle 15^(@) made of glass of refractive index mu(1)=1...
Text Solution
|
A beam of light of wavelength 600 nm from a distant source falls on...
Text Solution
|