SHM: Everything

What is the total energy of a pendulum with a mass of 5 kg on a 2 m long string if it is let got from a 16 degree angle?

• 3.8
• 98
• 191.9
• 94

What is the period on Earth of a pendulum with a length of 2.4 m?

• 3.1 sec
• 1.9 sec
• 9.3 sec
• 5.1 sec

Which would have the longest period?

Pendulum A: A 200-g mass attached to a 1.0-m length string

Pendulum B: A 400-g mass attached to a 0.5-m length string

• A

• B

• Same

Your Mom wishes to make a simple pendulum that serves as a timing device. She plans to make it such that its period is 1.00 second. What length must the pendulum have?

• 1 m
• .5 m
• .25 m
• More than 1 meter

If a 5 kg pendulum has 20 J of total energy at amplitude, then what is the max velocity of the pendulum?

• 2.0
• 2.83
• 8
• 9,001

For a system in simple harmonic motion, which of the following is the number of cycles or vibrations per unit of time?

• amplitude
• period
• frequency
• revolution

Tags

NGSS.HS-PS4-1

The angle between the string of a pendulum at its equilibrium position and at its maximum displacement is the pendulum’s

• period.
• frequency.
• vibration.
• amplitude.

Tags

NGSS.MS-PS4-1

For a system in simple harmonic motion, which of the following is the time required to complete a cycle of motion?

• amplitude
• period
• frequency
• revolution

Tags

NGSS.HS-PS4-1

When the mass reaches point x = +A its instantaneous velocity is?

• Maximum and positive

• Maximum and negative

• Zero

• Less than maximum and positive

When the mass reaches point x = +A its acceleration is?

• Maximum and positive

• Maximum and negative

• Zero

• Slightly less than maximum and positive