Recent questions in Engineering

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Transformer in household appliances , type of transformer and function of transformer

Mdob asked Apr 27, 2021

by Mdob

5.8k points

1 answer

4 votes

167k views

In the results of afatigue test, themean stress was 100MPa and the stress amplitude was 50MPa.a) Determine themaximum and minimum stress levelsand the stress ratio.b) Ifthematerial is copper(which has

Giotskhada asked Apr 27, 2021

by Giotskhada

6.1k points

1 answer

0 votes

234k views

Steam is to be condensed in the condenser of a steam power plant at a temperature of 50°C with cooling water from a nearby lake, which enters the tubes of the condenser at 18°C at a rate of 97 kg/s and

Dessus asked Apr 27, 2021

by Dessus

6.1k points

1 answer

2 votes

191k views

Given that the skin depth of graphite at 100 (MHz) is 0.16 (mm), determine (a) the conductivity of graphite, and (b) the distance that a 1 (GHz) wave travels in graphite such that its field intensity is

Fuzzybear asked Apr 27, 2021

by Fuzzybear

4.9k points

1 answer

3 votes

43.5k views

Question 64 (1 point) The ingredients for mortar are. O a lime, fine sand, mortar, water ob lime, aggregate, portland cement, fine sand c fine sand aggregate, lime, mortar, water d portland cement, lime,

Nehil Mistry asked Apr 27, 2021

by Nehil Mistry

6.2k points

1 answer

3 votes

198k views

The half-wave rectifier below is operating at a frequency of 60 Hz, and the rms value of the transformer output voltage is 6.3 V. (a) What is the value of the dc output voltage VO if the diode voltage

Tibbon asked Apr 27, 2021

by Tibbon

6.0k points

1 answer

5 votes

69.1k views

Torque is a twisting force. If the required torque applied on a 3 ft wrench is 45 ft·lb, what is the force that must be applied? A) 135 lbs B) 15 lbs C) 135 ft·lbs D) 15 rpm

Ekansh Rastogi asked Apr 27, 2021

by Ekansh Rastogi

6.4k points

1 answer

1 vote

234k views

Carbon dioxide enters a compressor at 100 kPa and 300 K at a rate of 0.2 kg/sec and exits at 600 kPA and 450 K. Determine the power input to the compressor if no irreversibility are present. Assume surroundings

Otusweb asked Apr 27, 2021

by Otusweb

5.8k points

1 answer

5 votes

21.3k views

The voltage in a series circuit is being increased from 12 volts to 24 volts. What will happen to the amps and ohms in that circuit?

Rindra asked Apr 27, 2021

by Rindra

6.4k points

1 answer

3 votes

9.8k views

1. The sine rule is used when we are given either a) two angles and one side, or b) two sides and a non-included angle. i. True ii. False 2. The cosine rule is used when we are given either a) three sides

Vidi asked Apr 27, 2021

by Vidi

5.9k points

1 answer

2 votes

22.5k views

Large batches are manufactured to increase efficiency. True or false

Bojan Trajkovski asked Apr 27, 2021

by Bojan Trajkovski

5.5k points

1 answer

2 votes

4.8k views

An aircraft component is fabricated from an aluminum alloy that has a plane strain fracture toughness of 37 MPam. It has been determined that fracture results at a stress of 206 MPa when the maximum (or

Manzoid asked Apr 27, 2021

by Manzoid

6.1k points

1 answer

2 votes

175k views

Who selects the traits for wild plants and animals?

Lakshitha asked Apr 27, 2021

by Lakshitha

5.8k points

2 answers

0 votes

12.0k views

When discussing universal joints, Technician A says that they eliminate vibrations caused by the power pulses of the engine. Technician B says that they allow the drive shaft to change angles in response

Hiennt asked Apr 27, 2021

by Hiennt

5.5k points

1 answer

5 votes

173k views

I’m building a robot in class and I have to name it what should I name it 1. Thech bot ev3 2. Boop bot

Charles Kendrick asked Apr 27, 2021

by Charles Kendrick

5.4k points

2 answers

3 votes

152k views

How can a company distinguish between fully certified engineers and those who are not qualified?

Yasith asked Apr 27, 2021

by Yasith

6.0k points

1 answer

4 votes

13.2k views

An aircraft component is fabricated from an aluminum alloy that has a plane-strain fracture toughness of 40 MPa1m (36.4 ksi1in.). It has been determined that fracture results at a stress of 300 MPa (43,

Greggles asked Apr 27, 2021

by Greggles

5.9k points

1 answer

1 vote

192k views

Two nonlinear stages are cascaded. If the input/output characteristic of each stage is approximated by a third-order polynomial, determine the P1dB of the cascade in terms of the P1dB of each stage.

Ernesto Stifano asked Apr 27, 2021

by Ernesto Stifano

5.6k points

1 answer

5 votes

19.1k views

1. What is an op-amp? List the characteristics of an ideal op-amp

Viral Solani asked Apr 27, 2021

by Viral Solani

5.5k points

1 answer

5 votes

99.9k views

Seth wants to build a wall of bricks. Which equipment will help him in the process? OA masonry pump OB. hacksaw OC. mortar mixer OD. pressurized cleaning equipment

Evaluna asked Apr 27, 2021

by Evaluna

5.9k points

1 answer

0 votes

165k views

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