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Worksheetsproperties of matter
Total questions: 10
Worksheet time: 5mins
Load means
Apply mass
External force acting on a body change in dimension produce
Increase weight
If the object does not regain its original shape after removing force than it is known as
elastic
plastic
Rigid
SI Units of stress is
Newton/metre2
no unit
ohms
stress is directly proportional to strain is
ohms law
Newton law
Hooke's law
Elastic fatigue means
weak
strong
small
Ratio between ultimate tensile strength and working factor is knows as
elastic fatigue
ductile
safety factor
Elastic property of material change with
increase temperature
decrease temperature
increase and decrease in temperature
A pair of equal and opposite force is
couple
force
torque
The product of the magnitude of the force and the perpendicular distance is known as
Moment
force
couple
The elastic behaviour of the materials is studied by using
stress-strain diagram
Hooke's law
ohms law
