Quiz Questions - Electronics mechanical

Question 1 1 Marks

What is the relation of wire diameter with current carrying capacity of conductor?

A

Wire gets less heat

B

Directly proportional

C

Inversely proportional

D

Drops more voltage across it

Question 2 1 Marks

Which tool is used for the simplest method of skinning wires?

A

Electrician's knife

B

Manual wire stripper

C

Thermal wire stripper

D

Mechanical wire stripper

Question 3 1 Marks

What is the specified Vcc voltage of 4 bit digital switch with 4 independent lines?

A

1.5 V to 2.2 V

B

2.3 V to 3.6 V

C

4.5 V to 5.5 V

D

5.0 V to 7.5 V

Question 4 1 Marks

What is the percentage of conductivity of electric current in aluminium?

A

0.22

B

0.47

C

0.56

D

0.76

Question 5 1 Marks

Which metal has very good conductivity to the electric current?

A

Gold

B

Copper

C

Silver

D

Aluminium

Question 6 1 Marks

How the stationary electric charges are called?

A

Static charges

B

Kinetic charges

C

Chemical charges

D

Electrical charges

Question 7 1 Marks

What is stationary electric charges?

A

Static charges

B

Kinetic charges

C

Chemical charges

D

Electrical charges

Question 8 1 Marks

What is the unit of electric charge?

A

Volts

B

Hertz

C

Ampere

D

Coulomb

Question 9 1 Marks

What are the fundamental properties of insulation materials?

A

Length and cross sectional area

B

Low resistance and thermal heat

C

Temperature and electrical hazards

D

Insulation resistance and dielectric strength

Question 10 1 Marks

How the insulation coating stays without damage, even on bending the wire?

A

Due to wire resistance

B

Due to high current flow

C

Due to elastic property of insulation

D

Due to the strength of the wire material