wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Forces on Materials

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

........ applied on a body can cause a change in either the shape or the motion of the body. This statement refers to

a)

Load

b)

Area

c)

Force

d)

Material

2.

The unit of force is Newton.

a)

True

b)

False

3.

These are type of load,except..

a)

Static

b)

dynamic

c)

impact

d)

motion

4.

A rectangular bar having a cross sectional area of 70m2 and force 30kN applied to it. Find stress.

a)

2100 N

b)

428.57 kN/m2

c)

428.57 N/m2

d)

2.333x10-3 N/m2

5.

Effects of load are..

a)

Elongation

b)

Shortening

c)

Crash

d)

Bending

6.

Strain formula is...

a)

 ϵ=ΔLL\epsilon=\frac{\Delta L}{L}  

b)

 ϵ=LΔL\epsilon=\frac{L}{\Delta L}  

c)

 ϵ=FA\epsilon=\frac{F}{A}  

d)

 E=σϵE=\frac{\sigma}{\epsilon}  

7.

A bar 1.5m long contracts axially by 0.11mm when compressive load is applied. Determine strain.

a)

7.33x10-5

b)

7.33x10-5 m

c)

0.0733

d)

0.0733m

8.

Squeezing a lemon

a)

Tension force

b)

Compression force

c)

Shear force

9.

Cut the paper with scissors

a)

Shear force

b)

Dynamic force

c)

tension force

10.

Hammer knocks on nail

a)

Static load

b)

dynamic load

c)

Impact load

d)

Fatigue load