NMDCAT Phy Quiz//Current Electricity

Create an image of an abstract representation of current electricity, featuring circuits, resistors, and graphical elements illustrating Ohm's law, in a vibrant color palette.

Current Electricity Quiz

Test your knowledge of current electricity with our engaging quiz designed for students preparing for the NMDCAT exam. This quiz encompasses essential concepts in electricity, including resistivity, Ohm's law, and circuit analysis.

Key features of the quiz:

14 challenging multiple choice questions
Instant feedback on your answers
Track your progress and score

15 Questions4 MinutesCreated by TestingGuide357

A wire of length L is and resistance R is cut into four equal pieces. Resistance of each piece would be:

R/2

R/4

The graphical representation of Ohm's law is:

Curve line

Parabola

Straight line

Ellipse

Kirchhoff's 2nd rule is the manifestation the law of conservation of:

Charge

Momentum

Energy

All

Gives pure nature of material:

Resistivity

T co-efficient of resistance

Resistance

Resistivity & T co-efficient of resistance

The resistivity of material is p. If the area of cross-section of material is doubled and length is halved then the resistivity of material is:

P/4

The value of resistance depends upon:

Nature

Physical state

Dimension

All

1MWh=................J

3.6 x 10(3)

3.6 x 10(9)

3.6 X 10(6)

3.6 X 10(12)

Resistor 1 has twice the resistance of resistor 2.They are connected in parallel to a battery. The ratio of the thermal energy generation rate in 1 to that in 2 is:

1:4

1:1

1:2

2:1

A 10 ohm resistor has a constant current. If 1200 C of charge flow through it in 4 minutes. What is the value of the current:

3.0 A

11 A

5.0 A

15 A

A cylindrical copper rod has resistance R. It is reformed to twice its original length with no change of volume. Its new resistance is:

Conductivity is :

The same as resistivity, it is just more convenient to use for for good conductors

Expressed in per ohm

Equal to 1/resistance

Expressed in (ohm meter)-1

The current in the 5.0 ohm resistor in the circuit shown is:

0.42 A

1.5 A

0.67 A

2.4 A

For an open circuit:

E=Vt

E>Vt

E=Vt+Ir

Find out the value of "Req" between points "A" & "B" :

5/4 ohm

4/3 ohm

100 ohm

Can't be calculated

The e.m.f of the cell in the following circuit is 9V.The reading on the high resistance voltmeter is 7.5 V. What is the current I ?

0.1 A

0.6 A

2 A

0.5 A

NMDCAT Phy Quiz//Current Electricity

Current Electricity Quiz

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