80 Best Machine Questions and Answers (Q&A) - ProProfs Discuss

What type of simple machine is present in bicycles?

Todd Gurley
Answered: Mar 18, 2020

There are three different types of simple machines that you can see when you look at the bicycle. These simple machines will make sure that the bike will work properly. The wheel and axle is the...Read More

10 Answers

8013 views

What makes us want to continually strive to create something bigger and better?

John Adney
Answered: Mar 12, 2017

Riding Ferris Wheels are fun for some people. Sometimes people get scared it start to cry, or even throw up. Some people don't really like the Ferris Wheels, they go very high in the sky. It goes up...Read More

1 Answer

1971 views

What does the basic function of a transformer allow it to change?

J. Goodman, Web Content Writer
Answered: Oct 10, 2018

A is the proper answer to this. The main function of the transformer is to change the level of voltage. Take note that transformers can be used both ways. There are times when they are used to...Read More

3 Answers

1031 views

What is the difference between Osmosis and Dialysis?

A. Daniels, Professor
Answered: Sep 11, 2019

Osmosis is known to be the process wherein the different molecules of the body may spread across a semi-permeable membrane while dialysis is said to be the process wherein the molecules are meant...Read More

3 Answers

873 views

Which type of simple machine can be described as the handles of a pair of scissors?

D. Ronald, Writer
Answered: Aug 29, 2018

It should be noted that the question specifies that you have to concentrate on the handles of the scissors. Since we are just focusing on this, the correct answer to this is E. Lever. The fulcrum...Read More

2 Answers

781 views

How many different kinds of levers are there? Explain how they are different Â

John Smith
Answered: Jan 21, 2025

1st class the fulcrum is between the effort force and the load. this lever is used for precision and power normally exerts a force on the load greater than the force you exert on the lever. it...Read More

1 Answer

563 views

What will happen to bus if the prime-mover of an alternator supplying load to an infinite bus is suddenly shut down?

C. Marcus, Content Developer
Answered: Oct 10, 2018

On many different pieces of machinery or vehicles, there is a generator. The object that turns the generator is called the prime mover. There also may be an alternator. A generator takes the...Read More

2 Answers

542 views

What is the relative speed between stator and rotor fluxes equal to?

C. Perez, Writer
Answered: May 02, 2019

The correct answer to this question is C, Zero. It must be zero for an balanced undirectional, steady torque to occure in both fields. Speed wrt must be calculated first. Then, supply frequency...Read More

2 Answers

512 views

What is the metal characteristic to withstand force forces that cause twisting?

Jervismasangkay
Answered: Jan 21, 2025

A. Torsional strength

1 Answer

491 views

What is Tool and Equipment?

Ratkajm
Answered: Jan 21, 2025

Yanking the hose or the cord to disconnect it from the receptacle

1 Answer

461 views

How should its field winding be while starting a synchronous motor?

Chris Kenway, Content Writer
Answered: Apr 24, 2019

The correct answer to this question is B, short circuited. The short circuit allows the l. motor to be started. The synchronous motor is an AC motor, which is synchronized the a supply current's...Read More

4 Answers

413 views

What is the difference between Wii and Wii Fit?

J. Harty, Writer
Answered: Aug 29, 2019

Getting the differences between Wii and Wii Fit can be very easy to understand. Both wii and Wii fit refer to a video game platform that offers a very great gaming experience. While Wii is the...Read More

2 Answers

383 views

What is a hydraulic press?

M. Wright
Answered: May 23, 2018

A hydraulic press in simple terms is a machine that uses pressure exerted on fluids to crush something. Hydraulic presses can be small handheld units or large units weighing several thousand...Read More

2 Answers

368 views

What will the alternator do when two alternators are operating in parallel if the power input to one of the alternators is cut-off?

John Smith
Answered: Jan 21, 2025

Continue to run as a synchronous motor rotating in the same direction.

1 Answer

342 views

What happens to the core loss when input frequency increases in a transformer operating at constant voltage?

John Adney
Answered: Mar 05, 2017

Core loss is mainly due to hysteresis and eddy current losses which dependonly on frequency and the other constants are material property thus with anincrease in frequency core loss should...Read More

2 Answers

314 views

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