A pendulum makes 12 complete swings in 8.0 s. (a) What is its frequency? (b) What is its period?

What will be an ideal response?


(a) 1.5 Hz
(b) 0.67 s

Physics & Space Science

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Answer the following statement true (T) or false (F)

Physics & Space Science

A particle is moving with a constant acceleration of 4.0 m/s2. Its speed at t = 1.0 s is 4.0 m/s and at t = 3.0 s it is 12.0 m/s. What is the area under the position-time graph for the interval from t = 1.0 s to t = 3.0 s?

A. 8.0 m/s B. 8.0 m C. 12 m D. 16 m E. 16 m/s2

Physics & Space Science

The objective lens of a telescope has a focal length of 1.90 m. When viewed through this telescope, the Moon appears 5.25 times larger than normal

How far apart are the objective lens and the eyepiece when this instrument is focused on the Moon?

Physics & Space Science

What is the wavelength of 200 MHz television EM waves? (c = 3 × 10^8 m/s)

a. 9 km c. 1.5 m b. 10 m d. 3 m

Physics & Space Science