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Alinara [238K]
3 years ago
9

If a toy car covers a distance of 42m in 7sec, what is it’s speed

Engineering
2 answers:
S_A_V [24]3 years ago
6 0

Answer:

6m/s

Explanation:

This is a basic division problem. To solve divide 42 by 7 to find its speed (meters/second).

42/7 is 6.

PSYCHO15rus [73]3 years ago
3 0

Answer: The answer would be 6m/s

Divide how much distance it covers (42m) in 7 seconds.

What we have: 42/7

42 divided by 7 is 6

If you're still not sure, do 6 times 7 to check again

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Electric heater wires are installed in a solid wall having a thickness of 8 cm and k=2.5 W/m.°C. The right face is exposed to an
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Answer:

2.46 * 10⁵ W/m³

Explanation:

See attached pictures for detailed explanation.

6 0
4 years ago
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how are the construction steps for bisecting an angle similar to the steps you would have taken to construct and bisect a line s
GREYUIT [131]

Answer:

does the question entail anything else?

Explanation:

5 0
3 years ago
Implement a function called myFilter that does the following: Takes a sequence of integers with values from 0 to 100 Remove all
goldenfox [79]

Answer:

using System;

using System.Collections.Generic;

using System.Linq;

public class Problem1 {

public static IEnumerable < int > myFilter(IEnumerable < int > input) {

return input.Where((val, index) => {

//First remove all multiples of 6 less than 42

return !(val % 6 == 0 && val < 42);

}).Select((val, index) => {

//Then square each number

return val * val;

}).Where((val, index) => {

// Finally, remove any resulting integer that is odd

return !(val % 1 == 0);

});

}

public static void Main(string[] args) {

Random rnd = new Random(5);

//Takes a sequence of integers with values from 0 to 100

var listForProblem = Enumerable.Range(1, 100).Select(i => rnd.Next() % 101);

var answer = Problem1.myFilter(listForProblem);

foreach(int i in answer) {

Console.WriteLine(i);

}

}

}

Explanation:

The Problem 1 solution is explanatory enough.

Your problem 2 question is lacking details. However, i have written a code that sorts it.

6 0
3 years ago
Explain the difference between the connection of a cumulative compound and a differential compound motor
Alexandra [31]

Answer:

Explanation:

A motor is a device that directs current in electrical energy form to mechanical energy, which is known as direct current (DC) motors.

DC motors are of three types: (a) The series motor, (b) The shunt motor, and (c) the compound motor. Our main focus here is the Compound motor, which is further sub-divided into:

i) The cumulative compound motors

ii) The differential compound motors

The difference between these two are:

Cumulative compound motors                  Differential compound motors

In cumulative compound motors,              In differential compound motors,

both the series and shunt windings          both series and shunt are

are connected in a way that,                     connected in a way that the

production of fluxes through them           production of fluxes via them

assist each other i.e. they aid each          always opposes each other i.e.

other in the production of magnetism      they oppose each other in the

                                                                    production of magnetism.

6 0
3 years ago
Select the correct answer.
andreev551 [17]

Answer:

c

Explanation:

8 0
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