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How to calculate bus bar size for electrical panel?

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2 answers 77 views

Describe the difference between an open circuit and a short circuit.

answered 4 hours ago by anonymous
1 answer 55 views

The measurement of dielectric loss and power factor is done using  (A) Weins Bridge (B) Hays Bridge (C) Schering Bridge (D) Wheat Stone Bridge 

answered 16 hours ago in Electrical Engineering by anonymous
2 answers 27 views

A network which contains one or more than one source of e.m.f. is known as?

answered 23 hours ago in Network Analysis by Suraj
3 answers 84 views

5(4+1) ÷ 5(5) = ?

answered 1 day ago in Mathematics by Brahim
1 answer 9 views

Give various photoemissive materials and suggest relevant combination of material for LED to emit Yellow and Green colour.

answered 1 day ago in Electronic Engineering Materials by Shimroz123
1 answer 8 views

Explain types of impurity added in a semiconductor with one example each.

answered 1 day ago in Electronic Engineering Materials by Shimroz123
1 answer 5 views

Explain seekback effect and give its two applications.

answered 1 day ago in Electronic Engineering Materials by Shimroz123
1 answer 67 views

Explain the concept of piezo-electricity and give its two applications.

answered 1 day ago in Electronic Engineering Materials by Shimroz123
1 answer 6 views

Explain the requirements of good insulating material.

answered 1 day ago in Electronic Engineering Materials by Shimroz123
1 answer 4 views

Explain the concept of field emission and give its two applications. 

answered 1 day ago in Electronic Engineering Materials by Shimroz123
1 answer 6 views

State any four applications of micrometers. 

answered 1 day ago in Electronic Engineering Materials by Shimroz123
0 answers 65 views

Which file starts MS Word?  (1) Winword.exe (2) Word.exe (3) Msword.exe (4) Word2003.exe 

commented 1 day ago in Computer Engineering by Mohammed
2 answers 49 views

Define intrinsic and extrinsic semiconductor. 

answered 1 day ago in Electronic Engineering Materials by anonymous
0 answers 6 views

Draw energy level diagram of conductor and insulator.

asked 1 day ago in Electronic Engineering Materials by Shimroz123
1 answer 26 views

List any two applications of thermionic emission.

answered 1 day ago in Electronic Engineering Materials by Shimroz123
1 answer 5 views

Give any two properties of polymers.

answered 1 day ago in Electronic Engineering Materials by Shimroz123
2 answers 8 views
1 answer 37 views

Give the classification of magnetic materials.

answered 1 day ago by Shimroz123
1 answer 4 views

Convert –  (255)10 = (?)16 = (?)8  (157)10 = (?)BCD = (?) Excess3

answered 1 day ago in Digital Techniques by Shimroz123
0 answers 52 views

If we tossed simultaneously two coins. Find the probability of exactly one tail.

asked 1 day ago in Mathematics by Shimroz123
1 answer 4 views

Draw the block diagram of Programmable Logic Array.

answered 1 day ago in Digital Techniques by Shimroz123
1 answer 3 views

State function of preset and clear in flip flop.

answered 1 day ago in Digital Techniques by Shimroz123
1 answer 4 views

Define modulus of a counter. Write the numbers of flip flops required for Mod-6 counter.

answered 1 day ago in Digital Techniques by Shimroz123
1 answer 3 views

Draw logic diagram of T flip-flop and give its truth table.

answered 1 day ago in Digital Techniques by Shimroz123
1 answer 3 views

State the necessity of multiplexer.

answered 1 day ago in Digital Techniques by Shimroz123
1 answer 4 views

Write simple example of Boolean expression for SOP and POS. 

answered 1 day ago in Digital Techniques by Shimroz123
1 answer 2 views

Draw the circuit diagram for AND and OR gates using diodes.

answered 1 day ago in Digital Techniques by Shimroz123
1 answer 28 views

Write the radix of binary,octal,decimal and hexadecimal number system.

answered 1 day ago in Digital Techniques by Shimroz123
1 answer 49 views

Find the area of rhombus whose diagonals are 6 cm and 9 cm.

answered 1 day ago in Mathematics by Shimroz123
1 answer 3 views

Find the value of (sin 15o ) using compound angles.

answered 1 day ago in Mathematics by Shimroz123
1 answer 8 views

Find the area of the triangle whose vertices are 4,3 1,4 and 2,3 . 

answered 1 day ago in Mathematics by Shimroz123
3 answers 64 views

6 ÷ 2 (1+2) = ? a) 1 b) 9

answered 1 day ago in Mathematics by anonymous
1 answer 35 views

Evaluate log3 81.

answered 1 day ago in Mathematics by Shimroz123
2 answers 131 views

Why high voltage is used in power transmission?

answered 2 days ago in High voltage engineering by anonymous
0 answers 9 views
0 answers 9 views
3 answers 87 views

What type of meter is used to measure current?

answered 3 days ago in Electrical Measurements and Instrumentation by anonymous
0 answers 97 views

For extra high voltage ac transmission lines, conductors used are (a) All aluminium (b) All steel (c) AAAC (d) ACSR

commented 3 days ago in Electric Power Transmission by Rathna
2 answers 63 views

An RLC series. circuit remains predominantly inductive

answered 3 days ago in Power system by anonymous
1 answer 68 views

What is the 2's complement of 01101? A) 10010 B) 10011 C) 1100 D) 1001 

commented 3 days ago in Digital Electronics by Muhammad Saad
0 answers 12 views
asked 3 days ago by anonymous
0 answers 38 views
2 answers 48 views

An Auto-transformer (which has only one winding) may be used as a ______ .  (A) Both Step-Up and Step-Down transformer (B) Step-Down Transformer (C) Step-Up Transformer (D) None of these

answered 4 days ago in Electrical Engineering by M.K.Sharma
3 answers 127 views

Three resistors of 4 Ω, 6 Ω and 9 Ω are connected in parallel. Which resistor consumes the maximum power?  (A) 4 Ω (B) 6 Ω (C) 9 Ω (D) 17 Ω

answered 4 days ago in Electrical Engineering by Usman
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