A flat coil of 500 turns each of area 50...

A flat coil of 500 turns each of area `50 cm^(2)` rotates in a uniform magnetic field of `0.14 Wb//m^(2)` at an angular speed of `150 rad//sec`. The coil has a resistance of `5 Omega`. The induced e.m.f. is applied to an external resistance of 10 ohm. Calculate the peak current through the resistance.

1.5 A

2.5 A

3.5 A

4.5 A

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

ELECTROMAGNETIC INDUCTION
AAKASH INSTITUTE|Exercise ASSIGNMENT(SECTION - B) (OBJECTIVE TYPE QUESTIONS)|11 Videos
ELECTROMAGNETIC INDUCTION
AAKASH INSTITUTE|Exercise ASSIGNMENT(SECTION -C) Previous Years Questions|23 Videos
ELECTROMAGNETIC INDUCTION
AAKASH INSTITUTE|Exercise EXERCISE|17 Videos
ELECTRIC CHARGES AND FIELDS
AAKASH INSTITUTE|Exercise SECTION -J(Aakash Challengers Questions)|5 Videos
ELECTROMAGNETIC WAVES
AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION - D Assertion-Reason Type Questions|25 Videos

Similar Questions

Explore conceptually related problems

The armature coil of an a.c. generator has 1000 turns, each of area 2m^(2) . It was rotating in a uniform magnetic field of B=0.2 T at an angular speed of 60 rad//s . It was found that in a certain position of the coil, the current in the circuit become zero. What is the displacement current through this area?

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 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 10 turns and area 10^(-2)m^(2) rotates in a magnetic field of 0.25 tesla. If the maximum induced e.m.f. is 25 mV, then the angular speed of rotation of the coil will be

An a.c. generator consists of a coil of 1000 turns and area 2m^(2) . The coil is rotating in a transverse uniform magnetic field of 0.2 T at an angular speed of 60 rad//s . What is the maximum current drawn from the generator if resistance of the circuit including that of the coil is 6000 Omega ?

An a.c. generator consists of a coil of 2000 turns each of area 80 cm^(2) and rotating at an angular speed of 200 rpm in a uniform magnetic field of 4.8 xx 10^(-2) T . Calculate the peak and rms value of emf. Induced in the coil

An a.c generator consists of a coil of 1000 turns each of area 100 cm^(2) and rotating at an angular speed of 100 rpm in a uniform magnetic field fo 3.6 xx 10^(2) T. Find the peak and r.m.s value of e.m.f induced in the coil.

The area of a coil of 25 turns is 1.6 cm^(2) . This coil is inserted in 0.3 sec in a magnetic field of 1.8 Wb//m^(2) such that its plane is perpendicular to the flux lines of the field. Calculate the e.m.f. induced in the coil. Also, calculate the total charge that passes through the wire, if its resistance is 10 Omega

A coil of cross sectional area 100 cm^(2) is placed in the magnetic field, which changes to 4xx10^(-2)Wb//cm^(2) within 5s. What will be the current across 5Omega resistance?

AAKASH INSTITUTE-ELECTROMAGNETIC INDUCTION-ASSIGNMENT(SECTION - A) (OBJECTIVE TYPE QUESTIONS)

A metallic ring with a small cut is held horizontally and a magnet is ...
Text Solution
|
A loop of Irregular shape made of flexible conducting wire carrying cl...
Text Solution
|
A copper rod of length l is rotated about one end perpendicular to the...
Text Solution
|
A coil of cross-sectional area A having n turns is placed in uniform m...
Text Solution
|
A flat coil of 500 turns each of area 50 cm^(2) rotates in a uniform m...
Text Solution
|
Eddy currents are produced when
Text Solution
|
A motor starter
Text Solution
|
A simple electric motor has an armature resistance of 1Omega and runs ...
Text Solution
|
Which of the following is possible application of an RC circuit?
Text Solution
|
The current passing through a choke coil of self inductance 5 H is dec...
Text Solution
|
When the number of turns in a coil is doubled without any change in th...
Text Solution
|
A coil of resistance 10Omega and an inductance 5H is connected to a 10...
Text Solution
|
Obtain the expression for the magnetic energy stored in a solenoid in ...
Text Solution
|
An inductor is connected to a direct voltage source through a switch. ...
Text Solution
|
A long solenoid has self inductance. L. If its length is doubled keepi...
Text Solution
|
If L and R denote inductance and resistance respectively, then the dim...
Text Solution
|
A solenoid of 2000 turns is wound over a length of 0.3 m. The area aof...
Text Solution
|
With the decrease of current in the primary coil from 2 amperes to zer...
Text Solution
|
Two coaxial coils are very close to each other and their mutual induct...
Text Solution
|
The coefficients of self induction of two inductance coil are 0.01 H a...
Text Solution
|