Free Printable Engineering Aptitude Challenge

1.

Which of the following is the first step in the engineering design process?

a)

Build a prototype

b)

Identify the problem

c)

Test the solution

d)

Communicate results

2.

A circuit contains a 12V battery and a resistor of $4\,\Omega$ . What is the current flowing through the resistor?

a)

$0.3\,A$

b)

$3\,A$

c)

$48\,A$

d)

$16\,A$

3.

Which material would be most suitable for making the frame of a bicycle, considering strength and weight?

a)

Cast iron

b)

Aluminium alloy

c)

Lead

d)

Glass

4.

A lever is used to lift a 40kg weight. If the effort arm is 2 metres and the load arm is 0.5 metres, what is the mechanical advantage?

a)

0.25

b)

1

c)

2

d)

4

5.

Which of the following is NOT a property of metals?

a)

Ductility

b)

Brittleness

c)

Conductivity

d)

Malleability

6.

If $x + 2 = 7$ , what is the value of $x$ ?

a)

5

b)

7

c)

9

d)

2

7.

Which of the following is a problem-solving technique that involves breaking a problem into smaller, more manageable parts?

a)

Brainstorming

b)

Decomposition

c)

Simulation

d)

Guesswork

8.

What is the main purpose of testing a prototype in the engineering design process?

a)

To sell the product

b)

To identify and fix problems

c)

To increase production

d)

To reduce costs

9.

Which of the following materials is best known for its high electrical conductivity?

a)

Copper

b)

Rubber

c)

Wood

d)

Glass

10.

A steel rod is 2 metres long and expands by 2mm when heated from $20^\circ$ C to $100^\circ$ C. What property does this demonstrate?

a)

Hardness

b)

Thermal expansion

c)

Elasticity

d)

Conductivity

11.

Which of the following is a renewable material?

a)

Plastic

b)

Aluminium

c)

Wood

d)

Steel

12.

If a gear with 20 teeth drives a gear with 40 teeth, what is the speed ratio?

a)

1:1

b)

1:2

c)

2:1

d)

4:1

13.

Which of the following is the correct formula for Ohm’s Law?

a)

$V = IR$

b)

$P = IV$

c)

$R = \frac{V}{P}$

d)

$I = VR$

14.

A beam is subjected to a force of 200N over an area of $0.01\,m^2$ . What is the stress on the beam?

a)

$2,000\,N/m^2$

b)

$20,000\,N/m^2$

c)

$200\,N/m^2$

d)

$0.02\,N/m^2$

15.

Which of the following is NOT a step in the engineering design process?

a)

Define the problem

b)

Develop solutions

c)

Ignore constraints

d)

Test and evaluate

16.

If $2x - 5 = 9$ , what is the value of $x$ ?

a)

2

b)

5

c)

7

d)

10

17.

Which property is most important when selecting a material for electrical wiring?

a)

High density

b)

High electrical conductivity

c)

High melting point

d)

High opacity

18.

A pulley system allows a person to lift a 100kg load with an effort of 25kg. What is the mechanical advantage?

a)

2

b)

3

c)

4

d)

5

19.

Which of the following is a common method for generating creative solutions in engineering?

a)

Brainstorming

b)

Copying

c)

Guessing

d)

Ignoring the problem

20.

If the area of a square is $49\,m^2$ , what is the length of one side?

a)

$5\,m$

b)

$6\,m$

c)

$7\,m$

d)

$8\,m$

Engineering Aptitude Challenge

Total questions: 20

Worksheet time: 10mins

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