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Recent questions tagged electric current in conductors
+2
votes
1
answer
What do you understand by electricity at rest ?
asked
Apr 7, 2019
in
Physics
by
kratos
electricity
class-6
class-10
physics
electric current in conductors
+2
votes
1
answer
A capacitor C, of capacitance 1μF and a capacitor C2 of capacitance 2μF are separately charged by a common battery for a long time.
asked
Apr 7, 2019
in
JEE
by
kratos
current electricity
cbse
jee
jee mains
class-12
electric current in conductors
+2
votes
1
answer
Each member of a family of six owns a computer rated at 500 watts in a 120 V circuit.
asked
Apr 6, 2019
in
JEE
by
kratos
circuits
jee
jee mains
class-12
electric current in conductors
+2
votes
1
answer
An electric bulb has a rating of 500 W, 100 V. It is used in a circuit having a 200 V supply.
asked
Apr 6, 2019
in
Class 12
by
kratos
neet
current electricity
aiims
series ac circuits
ntse
road safety education
class-10
class-12
electric current in conductors
+1
vote
1
answer
A capacitor of capacitance C is given a charge Q. At t = 0, it is connected to an ideal battery of emf E through a.' resistance R.
asked
Apr 5, 2019
in
Class 12
by
kratos
class-12
electric current in conductors
+2
votes
1
answer
In the network shown, each resistance is equal to R. The equivalent resistance between diagonally opposite corners is
asked
Apr 4, 2019
in
JEE
by
kratos
jee
class-12
electric current in conductors
jee mains
+2
votes
1
answer
A 20 μF capacitor is joined to a battery of emf 6.0 V through a resistance of 100Ω. Find the charge on the capacitor 2.0
asked
Apr 4, 2019
in
Class 12
by
kratos
class-12
electric current in conductors
+3
votes
1
answer
A strip of copper and another of silicon are cooled from room temperature to 32 K. Which of the following is true regarding this?
asked
Apr 3, 2019
in
JEE
by
kratos
semiconductor electronics
electric current in conductors
jee
solids and semiconductor devices
class-12
current electricity
+1
vote
1
answer
An infinite ladder is constructed with 1Ω and 2Ω resistors as shown in figure (32-E22).
asked
Apr 3, 2019
in
Class 12
by
kratos
class-12
electric current in conductors
+2
votes
1
answer
A wire of resistance 15.0Ω is bent to form a regular hexagon ABCDEFA. Find the equivalent resistance of the loop between the points
asked
Apr 2, 2019
in
JEE
by
kratos
electric field and potential
class-12
jee mains
jee
electric current in conductors
+2
votes
1
answer
A nonconducting ring of radius r has charge Q. A magnetic field perpendicular to the plane of the ring changes at the rate dB/dt .
asked
Apr 2, 2019
in
JEE
by
kratos
electromagnetic induction
jee
electromagnetism
jee mains
magnetism
class-12
electric current in conductors
+1
vote
1
answer
In household electric circuit, which of the following statements is/are incorrect
asked
Apr 1, 2019
in
Class 12
by
kratos
electricity current
electricity
electric power
class-10
icse
house hold circuits
class-12
electric current in conductors
+2
votes
1
answer
An ideal battery is connected to a capacitor through a voltmeter. The reading V of the voltmeter is plotted against time t.
asked
Apr 1, 2019
in
JEE
by
kratos
current electricity
electrostatics
jee
jee mains
class-12
electric current in conductors
+3
votes
1
answer
The potential difference between the terminals of a battery of emf 6.0 V and internal resistance 1Ω drops to 5.8 V
asked
Apr 1, 2019
in
JEE
by
kratos
jee
jee mains
electric circuits
class-12
electric current in conductors
+1
vote
1
answer
A resistor of resistance R is connected to an ideal battery.
asked
Apr 1, 2019
in
Class 12
by
kratos
class-12
electric current in conductors
+1
vote
1
answer
In a household electric circuit, (a) all electric appliances drawing power are joined in parallel
asked
Mar 28, 2019
in
Class 12
by
kratos
electric energy
household circuits
class-10
icse
power
class-12
electric current in conductors
+2
votes
1
answer
A current of 2 ampere flows in a system of conductors as shown in the following figure. The potential difference (VA – VB) will be - (in volt)
asked
Mar 24, 2019
in
Class 12
by
kratos
electric current in conductors
cbse
capacitance
electrostatic potential
electric potential
class-12
current electricity
+3
votes
1
answer
A voltmeter of resistance 400Ω is used to measure the potential difference across the 100Ω resistor in the circuit shown in figure
asked
Mar 20, 2019
in
JEE
by
kratos
jee
class-12
electric current in conductors
jee mains
+2
votes
1
answer
Explain the term ‘drift velocity’ of electrons in a conductor.
asked
Mar 20, 2019
in
Class 12
by
kratos
electric current in conductors
class-12
current electricity
electromagnetism
+1
vote
1
answer
Which of the following quantities do not change when a resistor connected to a battery is heated due to the current?
asked
Mar 20, 2019
in
JEE
by
kratos
current electricity
jee
jee mains
class-12
electric current in conductors
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