A property common to active galaxies is that their energy is primarily ________

Fill in the blank(s) with correct word


nonstellar

Physics & Space Science

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Which of the following is not an appropriate unit for measuring acceleration?

A. m/min2 B. miles/hr/s C. km/min/s D. m/s E. ft/s2

Physics & Space Science

At t = 0, a wheel rotating about a fixed axis at a constant angular acceleration of ?0.40 rad/s2 has an angular velocity of 1.5 rad/s and an angular position of 2.3 rad. What is the angular position of the wheel at t = 2.0 s?

a. 4.9 rad b. 4.7 rad c. 4.5 rad d. 4.3 rad e. 4.1 rad

Physics & Space Science

Simple Pendulum: A pendulum of length L is suspended from the ceiling of an elevator. When the elevator is at rest the period of the pendulum is T. How does the period of the pendulum change when the elevator moves upward with constant velocity?

A. The period does not change. B. The period increases. C. The period decreases. D. The period becomes zero. E. The period increases if the upward acceleration is more than g/2 but decreases if the upward acceleration is less than g/2.

Physics & Space Science

Beats: The wavelengths of the sounds produced by two horns are 6.0 m and 7.0 m, respectively. What beat frequency is heard when the horns are sounded on a day when the speed of sound is 340 m/s?

A. 5 Hz B. 6 Hz C. 7 Hz D. 8 Hz

Physics & Space Science