Recent questions in Engineering

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How are popsicles made with juice?

Geoffrey Wiseman asked Mar 15, 2021

by Geoffrey Wiseman

4.9k points

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142k views

A local gym decides that one way to reduce its membership fees is by selling the electricity generated from workout machines back to the electricity company. To do this, the gym connects its exercise equipments

Quentin asked Mar 15, 2021

by Quentin

5.4k points

1 answer

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) A shaft encoder is to be used with a 50 mm radius tracking wheel to monitor linear displacement. If the encoder produces 256 pulses per revolution, what will be the number of pulses produced by a linear

Ernesto Alfonso asked Mar 15, 2021

by Ernesto Alfonso

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1 answer

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29.2k views

Thermal energy generated by the electrical resistance of a 5-mm-diameter and 4-m-long bare cable is dissipated to the surrounding air at 20°C. The voltage drop and the electric current across the cable

The Bearded Templar asked Mar 15, 2021

by The Bearded Templar

5.5k points

1 answer

4 votes

34.0k views

Which of the following statements shows the mind of a "fool" when it comes to credit cards

Matheus Araujo asked Mar 15, 2021

by Matheus Araujo

5.9k points

1 answer

0 votes

27.6k views

A 230 V shunt motor has a nominal armature current of 60 A. If the armature resistance is 0.15 ohm, calculate the following: a. The counter-emf [V]. b. The power supplied to the armature [W]. c. The mechanical

Lodewijk asked Mar 15, 2021

by Lodewijk

5.5k points

1 answer

3 votes

90.8k views

A shunt regulator utilizing a zener diode with an incremental resistance of 8 is fed through an 82- resistor. If the raw supply changes by 1.0 V, what is the corresponding change in the regulated output

Sunil B N asked Mar 15, 2021

by Sunil B N

5.2k points

1 answer

0 votes

210k views

How do you describe sound? (SELECT ALL THAT APPLY.) PLEZ HELP MEH!! A. Sound waves have to have a medium to travel through. B. The volume of a sound is known as amplitude. C. Loud sounds have high amplitude

InigoD asked Mar 15, 2021

by InigoD

5.2k points

1 answer

2 votes

3.5k views

Which of the following reduces friction in an engine A)wear B)drag C)motor oil D)defractionation

Mustahsan asked Mar 15, 2021

by Mustahsan

5.3k points

1 answer

2 votes

46.8k views

Given a 12-bit A/D converter operating over a voltage range from ????5 V to 5 V, how much does the input voltage have to change, in general, in order to be detectable

Macbert asked Mar 15, 2021

by Macbert

5.3k points

1 answer

2 votes

31.2k views

Design a I O-to-4 encoder with inputs in the l-out-of-10 code and outputs in a code like normal BCD except that input lines 8 and 9 are encoded into "E" and "F'', respectively.

Rosanna asked Mar 15, 2021

by Rosanna

5.2k points

1 answer

4 votes

82.9k views

Technician A says that kinked parts should be replaced. Technician B says that bent parts may be repaired. Who is right

Palash Roy asked Mar 15, 2021

by Palash Roy

5.1k points

1 answer

4 votes

58.5k views

All circuit conductors between the service equipment, the source of a separately derived system, or other power supply source and the final branch-circuit overcurrent device defines a

Adiga asked Mar 15, 2021

by Adiga

5.2k points

1 answer

2 votes

219k views

2. Use superposition to calculate the current through the 1.0kΩ resistor in the circuit shown below (show all work):

Squeeks asked Mar 15, 2021

by Squeeks

5.7k points

1 answer

2 votes

107k views

(a) A duct for an air conditioning system has a rectangular cross section of 1.8 ft × 8 in. The duct is fabricated from galvanized iron. Determine the Reynolds number for a flow rate of air of 5400 cfm

Ezekiel Baniaga asked Mar 15, 2021

by Ezekiel Baniaga

5.0k points

1 answer

3 votes

10.7k views

Which of the following is not a reason to give yourself extra "cushion" when driving?

Atreju asked Mar 15, 2021

by Atreju

5.6k points

1 answer

5 votes

189k views

The cost to become a member of a fitness center is as follows: the membership fee per month is $50.00 the personal training session fee per session is $30.00 the senior citizens discount is 30% if the

Luismiyu asked Mar 15, 2021

by Luismiyu

5.3k points

1 answer

5 votes

180k views

List the functional units (Instruction memory, Register file, ALU, Data memory) that will be used by the R-Type instruction class: A. Instruction Memory B. Register file C. ALU D. Data Memory List the

Alex Barker asked Mar 15, 2021

by Alex Barker

4.4k points

1 answer

0 votes

183k views

Which construction material can workers erect at the fastest rate?

FFMG asked Mar 15, 2021

by FFMG

5.2k points

2 answers

5 votes

192k views

A turbine-generator combination extracts 800 kW from the water. If the efficiency of the turbine is 0.9 and the efficiency of the generator is 0.85, the shaft power, in kW, produced by the turbine is

Aleksey Tsalolikhin asked Mar 15, 2021

by Aleksey Tsalolikhin

5.1k points

1 answer

0 votes

153k views

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