A square coil of side 25cm having 1000 t...

A square coil of side `25cm` having `1000` turns is rotated with a uniform speed in a magnetic field about axis perpendicular to the direction of the field. At an instant `t`, the e.m.f. induced in the coil is `e=200 sin 100pi t`. The magnetic induction is

`0.50T`

`0.01T`

`10^(-3)T`

`0.1T`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

ELECTROMAGNETIC INDUCTION
TARGET PUBLICATION|Exercise COMPETITIVE THINKING|158 Videos
ELECTROMAGNETIC INDUCTION
TARGET PUBLICATION|Exercise EVALUATION TEST|8 Videos
ELECTROMAGNETIC INDUCTION
TARGET PUBLICATION|Exercise EVALUATION TEST|8 Videos
ELASTICITY
TARGET PUBLICATION|Exercise Evaluation test|14 Videos
ELECTROSTATICS
TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

Similar Questions

Explore conceptually related problems

A coil is rotated with constant angular speed in a uniform magnetic field about an axis that is perpendicular to the field. Tell, with reason, if the following statement is true– “The emf induced in the coil is maximum at the instant the magnetic flux through the coil is zero”.

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 coil of area 80 square cm and 50 turns is rotating with 2000 revolution per minut about an axis perpendicular to a magnetic field field of 0.05 Telsa. The maximum value of the e.m.f. developed in it is

At which position of the plane of the rotating coil with the direction of magnetic field the e.m.f induced in the coil is maximum ?

A coil of copper having 1000 turns is placed in a magnetic field B=4xx10^(-3)T perpendicular to its plane. The cross-sectional area of the coil is 0.05m^(2) . If it turns through 180^(@) in 0.01s , then the e.m.f induced in the coil is

A coil of 800 turns 50 cm^(2) area makes 10 rps about an axis in its own plane in a magnetic field of 100 gauss perpendicular to the this axis. What is the instantaneous inducted emf in the coil ?

TARGET PUBLICATION-ELECTROMAGNETIC INDUCTION-CRITICAL THINKING

Average power lost per cycle of A.C. is given by
Text Solution
|
In an A.C. circuit, the current flowing in inductance is I = 5 sin (10...
Text Solution
|
When a coil is connected to a D.C. source of e.m.f. 12 volt, then a cu...
Text Solution
|
The equations of voltage and current in an A.C. circuit are e=100 sin ...
Text Solution
|
The r.m.s current in an AC circuit is 2A. If the wattless current be s...
Text Solution
|
If power factor is 1//2 in a series RL, circuit R=100 Omega. AC mains ...
Text Solution
|
2.5/(pi) muF capacitor and 3000-ohm resistance are joined in series t...
Text Solution
|
A resistor R, an inductor L and a capacitor C are connected in series ...
Text Solution
|
A coil of 4mH and a capacitor of 10 muF are in series with an A.C. sou...
Text Solution
|
The frequency at which the inductive reactance of 2 H inductance will ...
Text Solution
|
An A.C. voltage of r.m.s. value 0.1V is applied to an LCR series circu...
Text Solution
|
The frequency at which 9.0mh inductor and 10 mu F capacitor will have ...
Text Solution
|
A group of electric lamps having a total power rating of 1000 watt is ...
Text Solution
|
A coil has a inductance of 0.7H and is joined in series with a resista...
Text Solution
|
What is the r.m.s. value of an alternating current which when passed t...
Text Solution
|
A horizontal straight conductor when placed along south-north directio...
Text Solution
|
A square coil of side 25cm having 1000 turns is rotated with a uniform...
Text Solution
|
Which of the following curves represents the variation of impedence (Z...
Text Solution
|
A 0.1 m long conductor carrying a current of 50 A is perpendicular to ...
Text Solution
|
A very small circular loop of radius a is initially (at t = 0) coplana...
Text Solution
|