Leaving Certificate Applied Mathematics: Circular Motion and SHM II

When a spring is stretched 10 cm beyond its natural length, the restoring force is 50 N. Assuming the spring obeys Hooke's law, the restoring force when the extension is 12 cm is...

• 60 N

• 65 N

• 70 N

• 75 N

Which of the following are examples of bodies moving with Simple Harmonic Motion (SHM)?

• Mass vibrating up and down at the end of a spring

• Car accelerating around a corner

• The prongs on a vibrating tuning fork

• The tides coming in and out every 6 hours

A pendulum takes 2 seconds to complete one cycle. What is its period?

• 1/2 sec
• 2 sec
• 4 sec
• 1 sec

A pendulum has 10 cycles in 1 second. What is its frequency?

• 1 Hertz
• 5 Hertz
• 10 Hertz
• 15 Hertz

Tags

NGSS.HS-PS4-1

A wheel has a period of 2 seconds. Find its frequency.

• 1/2 Hertz
• 2 Hertz
• 4 Hertz
• 1/4 Hertz

Tags

NGSS.HS-PS4-1

A pendulum has an amplitude of 30 degrees. Is this a 

• narrow swing
• wide swing

Is the following an example of harmonic or linear motion?
 
A dog running.

• Harmonic
• Linear

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Is the following an example of harmonic or linear motion?
 
The moon orbiting the Earth.

• Harmonic
• Linear

Is the following an example of harmonic or linear motion?
 
 A bouncing spring.

• Harmonic
• Linear

Is the following an example of harmonic or linear motion?
 
An airplane flying from point A to point B.

• Harmonic
• Linear